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Cheap flights from Chicago O'Hare Intl Airport to London Heathrow Airport from C$ 331

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — LHR
21 May — 28 May1
1 adult
Tue 21/5
Tue 28/5

The best prices from Chicago O'Hare Intl to London Heathrow are usually found in February or October, booked 42 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from O'Hare Intl to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 May 2024.

Popular in

June

Cheapest in

February

Round-trip from

C$ 754

One-way from

C$ 486
High demand for flights, 38% potential price rise
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Best time to find cheap flights, 22% potential price drop
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From Chicago O'Hare Intl to London Heathrow
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One-way flight from Chicago O'Hare Intl to London Heathrow
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What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to London Heathrow Airport?

Users have found that flying from Chicago O'Hare Intl Airport to London Heathrow Airport on a Monday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to London Heathrow Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 11 days in advance, which can save you up to 3% on flights from Chicago O'Hare Intl Airport to London Heathrow Airport compared to booking the week you need them. Waiting 11 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 880. For sooner than that we have options available in the next 3 days from C$ 907.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to London Heathrow Airport?

Flights from Chicago O'Hare Intl Airport to London Heathrow Airport lean towards being more expensive in June. Prices are generally better when you fly from Chicago O'Hare Intl Airport to London Heathrow Airport in February, with the cheapest ticket starting at C$ 593.

When is the cheapest time to fly from Chicago O'Hare Intl Airport to London Heathrow Airport (ORD - LHR)?

When flying from Chicago O'Hare Intl Airport to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 41% versus a flight in the morning.

Cheap TAP AIR PORTUGAL flights from O'Hare Intl to Heathrow

Explore cheap flight options specifically provided by TAP AIR PORTUGAL for the route between O'Hare Intl and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Check out some of the cheapest TAP AIR PORTUGAL flights we've come across from Chicago to London. It's recommended that users confirm their flight details before booking.
Sun 6/106:00 p.m.ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Mon 21/108:00 a.m.LHR - ORD
1 stop14h 15mTAP AIR PORTUGAL
Deal found 15/5C$ 707
Sun 6/106:00 p.m.ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Wed 23/108:00 a.m.LHR - ORD
1 stop14h 10mTAP AIR PORTUGAL
Deal found 15/5C$ 751
Sun 15/96:00 p.m.ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Wed 25/98:00 a.m.LHR - ORD
1 stop14h 10mTAP AIR PORTUGAL
Deal found 16/5C$ 767
Wed 25/96:00 p.m.ORD - LHR
1 stop22h 00mTAP AIR PORTUGAL
Mon 7/108:00 a.m.LHR - ORD
1 stop14h 15mTAP AIR PORTUGAL
Deal found 15/5C$ 781
Mon 14/106:00 p.m.ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Thu 17/107:50 p.m.LHR - ORD
1 stop26h 10mTAP AIR PORTUGAL
Deal found 15/5C$ 793
Wed 22/56:00 p.m.ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Fri 24/56:00 a.m.LHR - ORD
1 stop16h 00mTAP AIR PORTUGAL
Deal found 16/5C$ 2,135

Cheap Scandinavian Airlines flights from O'Hare Intl to Heathrow

Explore cheap flight options specifically provided by Scandinavian Airlines for the route between O'Hare Intl and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Browse through some of the cheapest Scandinavian Airlines flights travelling from Chicago to London. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Fri 8/118:10 p.m.ORD - LHR
2 stops31h 25mScandinavian Airlines
Mon 11/116:40 a.m.LHR - ORD
1 stop17h 25mScandinavian Airlines
Deal found 16/5C$ 708
Fri 8/118:10 p.m.ORD - LHR
2 stops31h 00mScandinavian Airlines
Mon 11/117:05 a.m.LHR - ORD
2 stops17h 00mScandinavian Airlines
Deal found 16/5C$ 748
Fri 18/107:45 p.m.ORD - LHR
2 stops31h 50mScandinavian Airlines
Mon 21/106:40 a.m.LHR - ORD
1 stop17h 15mScandinavian Airlines
Deal found 16/5C$ 749
Sun 10/118:10 p.m.ORD - LHR
1 stop15h 30mScandinavian Airlines
Thu 21/116:40 a.m.LHR - ORD
1 stop17h 25mScandinavian Airlines
Deal found 15/5C$ 768
Sun 10/118:10 p.m.ORD - LHR
1 stop13h 50mScandinavian Airlines
Mon 18/116:40 a.m.LHR - ORD
1 stop17h 25mScandinavian Airlines
Deal found 15/5C$ 782
Mon 30/97:45 p.m.ORD - LHR
1 stop15h 55mScandinavian Airlines
Wed 16/107:30 p.m.LHR - ORD
2 stops28h 25mScandinavian Airlines
Deal found 15/5C$ 783
Sun 10/118:10 p.m.ORD - LHR
1 stop15h 30mScandinavian Airlines
Wed 20/117:30 p.m.LHR - ORD
2 stops28h 35mScandinavian Airlines
Deal found 15/5C$ 786
Mon 30/97:45 p.m.ORD - LHR
1 stop15h 55mScandinavian Airlines
Tue 15/106:05 p.m.LHR - ORD
2 stops29h 50mScandinavian Airlines
Deal found 15/5C$ 789
Sat 12/107:45 p.m.ORD - LHR
2 stops19h 50mScandinavian Airlines
Mon 14/106:40 a.m.LHR - ORD
1 stop17h 15mScandinavian Airlines
Deal found 15/5C$ 790

Cheap O'Hare Intl to Heathrow flights in May & June 2024

Find cheap flight options from O'Hare Intl to Heathrow specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 409,532 searches. Prices were last updated on 16 May 2024.
Check out some of the best flight deals from Chicago to London in 2024. For more flight deals, be sure to check back very soon.
Tue 4/63:45 p.m.ORD - LHR
Nonstop8h 10mUnited Airlines
Thu 29/81:45 p.m.LHR - ORD
1 stop28h 25mUnited Airlines
Deal found 15/5C$ 830
Tue 4/62:15 p.m.ORD - LHR
1 stop12h 20mUnited Airlines
Thu 29/81:45 p.m.LHR - ORD
1 stop28h 25mUnited Airlines
Deal found 15/5C$ 838
Tue 4/63:45 p.m.ORD - LHR
Nonstop8h 10mUnited Airlines
Thu 29/88:30 a.m.LHR - ORD
Nonstop8h 55mUnited Airlines
Deal found 15/5C$ 852
Tue 4/63:45 p.m.ORD - LHR
Nonstop8h 10mMultiple Airlines
Wed 19/66:00 a.m.LHR - ORD
1 stop12h 10mMultiple Airlines
Deal found 15/5C$ 871
Tue 21/53:45 p.m.ORD - LHR
Nonstop8h 10mUnited Airlines
Tue 28/58:40 a.m.LHR - ORD
1 stop13h 15mUnited Airlines
Deal found 16/5C$ 872
Mon 20/512:47 p.m.ORD - LHR
1 stop12h 53mUnited Airlines
Wed 29/58:40 a.m.LHR - ORD
1 stop13h 15mUnited Airlines
Deal found 16/5C$ 877
Sat 18/59:16 p.m.ORD - LHR
1 stop29h 19mUnited Airlines
Tue 4/612:05 p.m.LHR - ORD
1 stop30h 05mUnited Airlines
Deal found 16/5C$ 879
Sun 19/53:45 p.m.ORD - LHR
Nonstop8h 10mUnited Airlines
Mon 10/69:00 a.m.LHR - ORD
1 stop33h 15mUnited Airlines
Deal found 16/5C$ 887
Tue 21/511:05 a.m.ORD - LHR
1 stop14h 10mDelta
Fri 7/69:00 a.m.LHR - ORD
1 stop12h 00mDelta
Deal found 15/5C$ 890

O'Hare Intl to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between O'Hare Intl and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Check out some of the best flight deals from Chicago to London in 2024. For more flight deals, be sure to check back very soon.
Sun 6/106:00 p.m.ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Tue 15/107:50 p.m.LHR - ORD
1 stop26h 20mTAP AIR PORTUGAL
Deal found 15/5C$ 707
Fri 8/118:10 p.m.ORD - LHR
2 stops31h 25mScandinavian Airlines
Mon 11/116:40 a.m.LHR - ORD
1 stop17h 25mScandinavian Airlines
Deal found 16/5C$ 708
Fri 8/118:10 p.m.ORD - LHR
2 stops31h 00mScandinavian Airlines
Mon 11/117:05 a.m.LHR - ORD
2 stops17h 00mScandinavian Airlines
Deal found 16/5C$ 748
Fri 18/107:45 p.m.ORD - LHR
2 stops31h 50mScandinavian Airlines
Mon 21/106:40 a.m.LHR - ORD
1 stop17h 15mScandinavian Airlines
Deal found 16/5C$ 749
Sun 6/106:00 p.m.ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Wed 16/108:00 a.m.LHR - ORD
1 stop14h 10mTAP AIR PORTUGAL
Deal found 14/5C$ 751
Sun 15/96:00 p.m.ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Wed 25/98:00 a.m.LHR - ORD
1 stop14h 10mTAP AIR PORTUGAL
Deal found 16/5C$ 767
Sun 10/118:10 p.m.ORD - LHR
1 stop15h 30mScandinavian Airlines
Thu 21/116:40 a.m.LHR - ORD
1 stop17h 25mScandinavian Airlines
Deal found 15/5C$ 768
Sun 24/118:10 p.m.ORD - LHR
1 stop13h 50mScandinavian Airlines
Mon 2/126:40 a.m.LHR - ORD
1 stop17h 25mScandinavian Airlines
Deal found 14/5C$ 778
Sun 24/118:10 p.m.ORD - LHR
1 stop15h 30mScandinavian Airlines
Mon 2/126:40 a.m.LHR - ORD
1 stop17h 25mScandinavian Airlines
Deal found 15/5C$ 779

Direct flights to Heathrow from O'Hare Intl

Discover non-stop flight options from O'Hare Intl to Heathrow. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
For a quicker trip, book one of these direct flights from Chicago to London. Users seeking other options on flights from Chicago to London should update the search form at the top of the page.
Sun 6/108:20 a.m.ORD - LHR
Nonstop7h 50mFinnair
Thu 24/108:10 a.m.LHR - ORD
Nonstop8h 35mFinnair
Deal found 15/5C$ 809
Wed 6/119:45 p.m.ORD - LHR
Nonstop7h 45mBritish Airways
Wed 13/111:10 p.m.LHR - ORD
Nonstop8h 55mBritish Airways
Deal found 16/5C$ 811
Sun 10/116:35 p.m.ORD - LHR
Nonstop7h 40mFinnair
Wed 20/113:45 p.m.LHR - ORD
Nonstop9h 00mFinnair
Deal found 15/5C$ 812
Tue 8/109:25 p.m.ORD - LHR
Nonstop7h 50mBritish Airways
Tue 15/103:35 p.m.LHR - ORD
Nonstop8h 40mBritish Airways
Deal found 15/5C$ 822
Tue 1/104:45 p.m.ORD - LHR
Nonstop7h 50mBritish Airways
Tue 15/101:10 p.m.LHR - ORD
Nonstop8h 40mBritish Airways
Deal found 15/5C$ 832
Tue 8/107:15 p.m.ORD - LHR
Nonstop7h 50mBritish Airways
Tue 15/101:10 p.m.LHR - ORD
Nonstop8h 40mBritish Airways
Deal found 16/5C$ 834
Wed 9/109:25 p.m.ORD - LHR
Nonstop7h 50mBritish Airways
Thu 17/108:10 a.m.LHR - ORD
Nonstop8h 35mBritish Airways
Deal found 15/5C$ 843
Tue 8/107:15 p.m.ORD - LHR
Nonstop7h 50mBritish Airways
Tue 15/101:10 p.m.LHR - ORD
Nonstop8h 40mBritish Airways
Deal found 16/5C$ 845
Wed 18/93:50 p.m.ORD - LHR
Nonstop8h 05mLufthansa
Fri 4/103:20 p.m.LHR - ORD
Nonstop9h 10mLufthansa
Deal found 14/5C$ 852

O'Hare Intl to Heathrow flights leaving soon

Find last-minute flight options from O'Hare Intl to Heathrow for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Have a look at some of the flights available from Chicago to London departing last-minute. It's wise to confirm all flight details are correct before booking.
Tue 21/53:45 p.m.ORD - LHR
Nonstop8h 10mUnited Airlines
Fri 7/68:40 a.m.LHR - ORD
1 stop13h 15mUnited Airlines
Deal found 15/5C$ 871
Tue 21/53:45 p.m.ORD - LHR
Nonstop8h 10mUnited Airlines
Fri 7/68:40 a.m.LHR - ORD
1 stop13h 15mUnited Airlines
Deal found 16/5C$ 872
Tue 21/51:05 p.m.ORD - LHR
1 stop11h 15mUnited Airlines
Fri 7/68:40 a.m.LHR - ORD
1 stop13h 15mUnited Airlines
Deal found 16/5C$ 877
Tue 21/57:10 a.m.ORD - LHR
1 stop17h 35mDelta
Fri 7/69:00 a.m.LHR - ORD
1 stop12h 00mDelta
Deal found 16/5C$ 890
Tue 21/511:00 p.m.ORD - LHR
Nonstop7h 45mBritish Airways
Tue 4/610:05 a.m.LHR - ORD
Nonstop8h 40mBritish Airways
Deal found 15/5C$ 892
Tue 21/511:00 p.m.ORD - LHR
Nonstop7h 45mBritish Airways
Tue 4/610:05 a.m.LHR - ORD
Nonstop8h 40mBritish Airways
Deal found 16/5C$ 894
Tue 21/55:15 p.m.ORD - LHR
1 stop11h 45mDelta
Thu 30/56:15 a.m.LHR - ORD
2 stops16h 18mDelta
Deal found 16/5C$ 903
Tue 21/511:05 a.m.ORD - LHR
1 stop14h 10mDelta
Fri 31/56:30 a.m.LHR - ORD
2 stops16h 03mDelta
Deal found 15/5C$ 907
Tue 21/59:35 p.m.ORD - LHR
Nonstop8h 10mUnited Airlines
Sat 1/61:45 p.m.LHR - ORD
1 stop28h 25mUnited Airlines
Deal found 15/5C$ 939

One-way flights to Heathrow from O'Hare Intl

Search for one-way flight options from O'Hare Intl to Heathrow. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Take a look at some of the one-way flights we've detected from Chicago to London. For those needing a return trip from Chicago, there is a search form available above.
Tue 1/1010:15 p.m.ORD - LHR
1 stop16h 05mIcelandair
Deal found 15/5C$ 331
Mon 7/107:30 p.m.ORD - LHR
1 stop10h 25mIcelandair
Deal found 15/5C$ 341
Tue 24/910:15 p.m.ORD - LHR
1 stop16h 05mIcelandair
Deal found 15/5C$ 349
Mon 23/97:30 p.m.ORD - LHR
1 stop10h 25mIcelandair
Deal found 15/5C$ 375
Wed 2/107:30 p.m.ORD - LHR
1 stop18h 50mIcelandair
Deal found 15/5C$ 398
Tue 24/95:19 p.m.ORD - LHR
2 stops21h 31mMultiple Airlines
Deal found 15/5C$ 416
Sat 21/99:04 p.m.ORD - LHR
2 stops32h 51mMultiple Airlines
Deal found 15/5C$ 421
Sun 22/97:30 p.m.ORD - LHR
1 stop10h 25mIcelandair
Deal found 15/5C$ 432
Mon 30/911:14 a.m.ORD - LHR
2 stops18h 41mMultiple Airlines
Deal found 15/5C$ 440

Find flights from O'Hare Intl to Heathrow within your budget

Customize your flight search to find flights from O'Hare Intl to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 707 - C$ 828

Route

Depart

Return

Price

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 6/10

1 stop12h 45m

London Heathrow

Mon 21/10

1 stop14h 15m

C$ 707

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 8/11

2 stops31h 25m

London Heathrow

Mon 11/11

1 stop17h 25m

C$ 708

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 16/10

Nonstop8h 15m

London Heathrow

Wed 23/10

1 stop15h 55m

C$ 787

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 4/11

1 stop11h 30m

London Heathrow

Tue 3/12

1 stop32h 25m

C$ 794

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 10/11

1 stop10h 43m

London Heathrow

Fri 22/11

1 stop14h 50m

C$ 802

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 6/10

Nonstop7h 50m

London Heathrow

Thu 24/10

Nonstop8h 35m

C$ 809

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 9/10

1 stop11h 15m

London Heathrow

Thu 17/10

1 stop11h 35m

C$ 811

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 10/11

Nonstop7h 40m

London Heathrow

Fri 22/11

Nonstop8h 55m

C$ 812

Chicago O'Hare IntlLondon Heathrow

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 15/9

Nonstop7h 50m

London Heathrow

Wed 25/9

1 stop13h 35m

C$ 828

Flights are sorted by cheapest first

Deals found on 15/5

When is the best time to book a flight from Chicago O'Hare Intl Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Heathrow. Price data was last updated on 10 May 2024.
Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from Chicago O'Hare Intl Airport to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Heathrow. Price data was last updated on 12 May 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to London Heathrow Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Heathrow by month

Plan your trip from O'Hare Intl to Heathrow by taking into account the cheapest months to travel. The average price of a one-way flight from O'Hare Intl to Heathrow is currently C$ 389 while a round-trip flight costs C$ 784. Price data was last updated on 12 May 2024.

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to London Heathrow Airport (average of C$ 560). Flying from Chicago O'Hare Intl Airport to London Heathrow Airport in July is currently the most expensive (average of C$ 935). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

C$ 763

February

C$ 830

March

C$ 929

April

C$ 911

May

C$ 950

June

C$ 1,057

July

C$ 1,274

August

C$ 1,098

September

C$ 985

October

C$ 913

November

C$ 898

December

C$ 975

Temperature and rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

4 - 17 °C

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 16 May 2024.
Peruse reviews from past customers who have flown with TAP AIR PORTUGAL, Scandinavian Airlines and United Airlines from Chicago to London to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,673 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,568 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

SWISS
7.8
Good
1,994 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Finnair
7.8
Good
1,376 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Austrian Airlines
7.7
Good
1,053 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Chicago O'Hare Intl Airport to London Heathrow Airport for under C$ 800 on Cheapflights?

    Yes, there are multiple flights from Chicago O'Hare Intl Airport to London Heathrow Airport for under C$ 800. The cheapest flight booked recently is on TAP AIR PORTUGAL for just C$ 707, but on average you can expect to pay C$ 772.

  • Are there direct flights from Chicago O'Hare Intl Airport to London Heathrow Airport for under C$ 900 on Cheapflights?

    Cheapflights has 20 direct flights from Chicago O'Hare Intl Airport to London Heathrow Airport under C$ 900. A good price for a direct flight from Chicago O'Hare Intl Airport to London Heathrow Airport is less than C$ 857.

  • Are there last-minute flights available from Chicago O'Hare Intl Airport to London Heathrow Airport for under C$ 900?

    There are currently 20+ open flights from Chicago O'Hare Intl Airport to London Heathrow Airport within the next 7 days for less than C$ 900.

  • What days are direct flights available from Chicago O'Hare Intl Airport to London Heathrow Airport?

    Direct flights can be found on the following days: Sunday, Monday, Friday, Saturday.

  • How many flights depart from Chicago O'Hare Intl Airport to London Heathrow Airport on average per day?

    Per day, 6 flights depart from Chicago O'Hare Intl Airport to London Heathrow Airport on average.
    Evening (6pm - Midnight) - 100% of flight departures

  • How long is the flight from Chicago O'Hare Intl Airport to London Heathrow Airport?

    For as low as C$ 707, TAP AIR PORTUGAL can have you in London Heathrow Airport from Chicago O'Hare Intl Airport in 11h 30m. The distance from Chicago O'Hare Intl Airport to London Heathrow Airport is about 6379 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to London Heathrow Airport round-trip?

    Currently priced at C$ 707, TAP AIR PORTUGAL will fly you from Chicago O'Hare Intl Airport to London Heathrow Airport and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Scandinavian Airlines and United Airlines - these airlines can fly you to your destination from C$ 708 and C$ 794, respectively. TAP AIR PORTUGAL is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at C$ 331. SWISS flights start at C$ 486 while deals on JetBlue start at C$ 520 one-way.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to London Heathrow Airport are EL AL (91%), Qatar Airways (78%) and Aer Lingus (78%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to London Heathrow Airport?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to London Heathrow Airport? While on average our users pay C$ 3,519, our data indicates the cheapest price to be C$ 930. The most popular route (Chicago O'Hare Intl - London Heathrow), is priced around C$ 807.

  • What does ORD to LHR mean?

    This is defined as Chicago O'Hare Intl Airport (ORD) and London Heathrow Airport (LHR). Codes like London Heathrow Airport are often used to just call airports uniquely.

  • Can I find deals for flights from O'Hare Intl to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your O'Hare Intl to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from O'Hare Intl to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter O'Hare Intl to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from O'Hare Intl to Heathrow that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Heathrow.

  • Can I find deals for business class flights from O'Hare Intl to Heathrow?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from O'Hare Intl to Heathrow that allow pets onboard?

    Many airlines flying from O'Hare Intl to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from O'Hare Intl to Heathrow?

    Yes, you can often find last-minute deals on O'Hare Intl to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago O'Hare Intl Airport to London Heathrow Airport flight deals updated?

    The Chicago O'Hare Intl Airport to London Heathrow Airport flight deals you see on this page were last updated on 16/5.

See more FAQs

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Search flights from O'Hare Intl to Heathrow by cabin class

Find flights from O'Hare Intl to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from O'Hare Intl to Heathrow

Find hourly flight availability from O'Hare Intl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 May 2024.
1%of flight departuresEarly morningMidnight to 6 am
10%of flight departuresMorning6 am to noon
49%of flight departuresAfternoonNoon to 6 pm
40%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from O'Hare Intl to Heathrow

Explore weekly flight availability from O'Hare Intl to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 May 2024.
Sunday25daily flights
Monday37daily flights
Tuesday35daily flights
Wednesday35daily flights
Thursday35daily flights
Friday35daily flights
Saturday25daily flights

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Fly with Cheapflights

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How does Cheapflights help users find flights from O'Hare Intl to Heathrow?

Deals for O'Hare Intl to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from O'Hare Intl to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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