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Cheap flights from Miami to London Heathrow Airport from C$ 369

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LHR
18 Feb — 25 Feb1
1 adult

The best prices from Miami to London Heathrow are usually found in February or October, booked 26 days in advance, depart on a Saturday or Monday and return on a Monday

Cheap flight deals from Miami to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) 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 13 February 2025.

Round-trip from

C$ 579

One-way from

C$ 369

Popular in

December

Cheapest in

February

Average price

C$ 768

Good round-trip deal

C$ 961 or less

Good one-way deal

C$ 693 or less
British Airways
  • British Airways
  • 12/3-23/3
  • Nonstop
  • 18h 25m total
  • Miami to London
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11/3
  • 11/3
  • 1 total stop
  • 13h 25m total
  • Miami to London
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Highest demand for flights based on searches. 5% potential increase in price (C$ 83 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Miami to London Heathrow.
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Price to beat on a one-way flight from Miami to London Heathrow.
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Find flight deals from Miami to Heathrow

Cheapest flights from Miami to Heathrow
Explore the most affordable flight options available from Miami to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 February 2025.

Wed 12/311:05 p.m.MIA - LHR
Nonstop8h 25mBritish Airways
Mon 17/312:35 p.m.LHR - MIA
Nonstop10h 00mBritish Airways
Deal found 13/2C$ 579
Sun 9/37:34 a.m.MIA - LHR
1 stop18h 51mDelta
Tue 8/43:15 p.m.LHR - MIA
1 stop14h 37mDelta
Deal found 13/2C$ 580
Thu 20/26:10 p.m.MIA - LHR
1 stop11h 25mKLM
Mon 24/212:20 p.m.LHR - MIA
1 stop14h 22mKLM
Deal found 13/2C$ 592
Sat 12/410:30 p.m.MIA - LHR
Nonstop8h 45mVirgin Atlantic
Mon 21/43:55 p.m.LHR - MIA
Nonstop9h 40mVirgin Atlantic
Deal found 13/2C$ 633
Sat 15/35:49 p.m.MIA - LHR
1 stop34h 06mAir France
Tue 15/43:55 p.m.LHR - MIA
Nonstop9h 40mAir France
Deal found 13/2C$ 640
Tue 28/108:45 p.m.MIA - LHR
2 stops15h 40mScandinavian Airlines
Sat 8/113:35 p.m.LHR - MIA
2 stops31h 20mScandinavian Airlines
Deal found 13/2C$ 889
Tue 30/91:40 p.m.MIA - LHR
1 stop11h 50mJetBlue
Tue 4/118:25 a.m.LHR - MIA
1 stop16h 31mJetBlue
Deal found 13/2C$ 909
Sun 16/211:45 p.m.MIA - LHR
1 stop17h 55mTAP AIR PORTUGAL
Thu 20/26:00 a.m.LHR - MIA
1 stop13h 45mTAP AIR PORTUGAL
Deal found 13/2C$ 915
Wed 24/91:28 p.m.MIA - LHR
1 stop12h 17mUnited Airlines
Fri 31/108:55 a.m.LHR - MIA
1 stop13h 35mUnited Airlines
Deal found 12/2C$ 919
Mon 10/35:40 p.m.MIA - LHR
1 stop18h 40mSWISS
Mon 17/38:05 p.m.LHR - MIA
1 stop23h 35mSWISS
Deal found 13/2C$ 941

Find flights from Miami to Heathrow within your budget

Customize your flight search to find flights from Miami 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 629,999 searches. Data last updated 13 February 2025.

Fly from

Miami

Fly to

Heathrow

Route

Depart

Return

Price

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 12/3

8:55 p.m.-9:40 a.m.

Nonstop8h 45m

London Heathrow

Thu 20/3

11:45 a.m.-5:45 p.m.

Nonstop10h 00m

C$ 579

MiamiLondon

MIA - LHR

MIALHR

Miami

Sun 9/3

7:34 a.m.-6:25 a.m.

1 stop18h 51m

London Heathrow

Tue 8/4

3:15 p.m.-12:52 a.m.

1 stop14h 37m

C$ 580

MiamiLondon

MIA - LHR

MIALHR

Miami

Sat 12/4

10:30 p.m.-12:15 p.m.

Nonstop8h 45m

London Heathrow

Mon 21/4

3:55 p.m.-8:35 p.m.

Nonstop9h 40m

C$ 633

MiamiLondon

MIA - LHR

MIALHR

Miami

Sat 15/3

5:49 p.m.-7:55 a.m.

1 stop34h 06m

London Heathrow

Tue 15/4

3:55 p.m.-8:35 p.m.

Nonstop9h 40m

C$ 640

MiamiLondon

MIA - LHR

MIALHR

Miami

Tue 29/4

1:50 p.m.-6:45 a.m.

1 stop11h 55m

London Heathrow

Tue 6/5

6:30 a.m.-1:55 p.m.

1 stop12h 25m

C$ 731

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 12/3

10:20 a.m.-7:10 a.m.

2 stops16h 50m

London Heathrow

Tue 18/3

8:55 a.m.-6:30 p.m.

1 stop13h 35m

C$ 922

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 9/4

3:55 a.m.-10:00 p.m.

1 stop13h 05m

London Heathrow

Tue 13/5

6:00 a.m.-2:45 p.m.

1 stop13h 45m

C$ 936

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 10/3

5:40 p.m.-4:20 p.m.

1 stop18h 40m

London Heathrow

Mon 17/3

8:05 p.m.-3:40 p.m.

1 stop23h 35m

C$ 941

MiamiLondon

MIA - LHR

MIALHR

Miami

Sat 15/3

5:54 p.m.-9:30 a.m.

1 stop11h 36m

London Heathrow

Wed 19/3

7:25 a.m.-4:39 p.m.

1 stop13h 14m

C$ 948

MiamiLondon

MIA - LHR

MIALHR

Miami

Tue 11/3

9:00 p.m.-2:25 p.m.

1 stop13h 25m

C$ 369

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 24 results
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Best time to book a flight from Miami to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Miami with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Miami to Heathrow

Get recent, data-driven insights about flights from Miami to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Miami to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Miami to Heathrow. Price data was last updated on 7 February 2025.

To ensure you get the cheapest price possible for a flight from Miami to London Heathrow Airport, you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Miami to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Miami to London Heathrow Airport (average of C$ 560). Flying from Miami to London Heathrow Airport in July is currently the most expensive (average of C$ 874). 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.

What is the cheapest time of day to fly from MIA to LHR?

Find hourly flight availability from Miami 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 13 February 2025.

When flying from Miami 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 2% versus a flight in the morning.

Weekly flight availability from Miami to London Heathrow Airport

Explore weekly flight availability from Miami 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 13 February 2025.

The most flights from MIA to LHR are scheduled on a Wednesday (28 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (18 on average).

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 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 13 February 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Miami 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
8,316 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,316 reviews
Delta
8.0
Very good
8,316 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,316 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,279 reviews
Delta
8.0
Very good
8,316 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,581 reviews
Delta
8.0
Very good
8,316 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
659 reviews
Delta
8.0
Very good
8,316 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What airport do you fly from for flights from Miami to London Heathrow?

    Located just 9.8 km from the city centre, Miami is the airport most travellers will use when flying to London Heathrow from Miami. Booking flights from Miami (MIA) to London Heathrow should be relatively easy as there are 22 daily outbound flights to London Heathrow from 0 different airlines.

  • What are the cheapest airlines flying from Miami to London Heathrow Airport round-trip?

    Currently priced at C$ 579, British Airways will fly you from Miami to London Heathrow Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and KLM - these airlines can fly you to your destination from C$ 580 and C$ 592, respectively. British Airways is currently priced 43% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Miami to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as C$ 385 on JetBlue. Other airlines that offer cheap prices include TAP AIR PORTUGAL from C$ 482 and SWISS from C$ 609 one-way.

  • What are the most reliable airlines from Miami to London Heathrow Airport?

    No one likes to see their flight delayed. When booking a flight from Miami to London Heathrow Airport consider choosing Malaysia Airlines (64%), SriLankan Airlines (62%) or Gulf Air (62%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Miami to London Heathrow Airport?

    Looking for the cheapest flight from Miami to London Heathrow Airport? While on average our users pay C$ 851, our data indicates the cheapest price to be C$ 520. The most popular route (Miami - London Heathrow), is priced around C$ 655.

  • Can I find deals for flights from Miami to Heathrow that include hotel bookings?

    Yes. In addition to deals on Miami to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Miami to Heathrow?

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

  • Can I find deals for business class flights from Miami to Heathrow?

    Yes. Cheapflights offers flight deals from Miami 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.

  • What is the cheapest month to book a flight from Miami to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Miami to London Heathrow Airport (average of C$ 560). Flying from Miami to London Heathrow Airport in July is currently the most expensive (average of C$ 874). 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.

See more FAQs

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