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Cheap flights from Ottawa to Chicago O'Hare Intl Airport from C$ 250

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ORD
28 Dec — 4 Jan1
1 adult

The best prices from Ottawa to Chicago O'Hare Intl are usually found in January or December, booked 52 days in advance, depart on a Sunday or Friday and return on a Monday

Cheap flight deals from Ottawa to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to O'Hare Intl (ORD). 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 23 December 2024.

Round-trip from

C$ 471

One-way from

C$ 250

Popular in

May

Cheapest in

January

Average price

C$ 683
23/1-26/1
  • 23/1-26/1
  • 4 total stops
  • 34h 03m total
  • Ottawa to Chicago
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3/2
  • 3/2
  • 2 total stops
  • 23h 07m total
  • Ottawa to Chicago
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High demand for flights, 5% potential price rise
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Best time to find cheap flights, 1% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Ottawa to O'Hare Intl

Cheapest flights from Ottawa to O'Hare Intl
Explore the most affordable flight options available from Ottawa to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 December 2024.

Sun 29/125:45 a.m.YOW - ORD
1 stop6h 09mAir Canada
Sun 5/18:30 p.m.ORD - YOW
1 stop4h 07mAir Canada
Deal found 22/12C$ 957
Sun 29/124:15 p.m.YOW - ORD
1 stop18h 39mMultiple Airlines
Sun 5/11:24 p.m.ORD - YOW
2 stops7h 47mMultiple Airlines
Deal found 22/12C$ 1,148
Fri 27/126:20 a.m.YOW - ORD
Nonstop2h 43mUnited Airlines
Tue 31/126:06 p.m.ORD - YOW
Nonstop2h 18mUnited Airlines
Deal found 22/12C$ 1,306
Fri 27/125:55 a.m.YOW - ORD
2 stops11h 45mWestJet
Mon 6/110:30 a.m.ORD - YOW
2 stops12h 40mWestJet
Deal found 22/12C$ 1,329

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

Customize your flight search to find flights from Ottawa to O'Hare Intl 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 23 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Thu 23/1

4:15 p.m.-9:39 a.m.

1 stop18h 24m

Chicago O'Hare Intl

Sun 26/1

5:35 a.m.-10:14 p.m.

3 stops15h 39m

C$ 471

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Tue 28/1

5:00 p.m.-6:38 p.m.

Nonstop2h 38m

Chicago O'Hare Intl

Sun 9/2

6:08 p.m.-9:24 p.m.

Nonstop2h 16m

C$ 583

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Thu 23/1

5:00 p.m.-6:38 p.m.

Nonstop2h 38m

Chicago O'Hare Intl

Sun 26/1

1:55 p.m.-5:06 p.m.

Nonstop2h 11m

C$ 605

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Mon 9/6

6:15 a.m.-4:44 p.m.

2 stops11h 29m

Chicago O'Hare Intl

Thu 12/6

10:35 a.m.-12:22 a.m.

2 stops12h 47m

C$ 772

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Mon 3/2

4:00 p.m.-12:55 p.m.

3 stops21h 55m

Chicago O'Hare Intl

Sun 9/2

6:08 p.m.-6:20 p.m.

3 stops23h 12m

C$ 789

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Wed 9/4

5:55 a.m.-12:40 p.m.

2 stops7h 45m

Chicago O'Hare Intl

Fri 11/4

10:25 a.m.-12:09 a.m.

2 stops12h 44m

C$ 1,171

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Mon 3/2

2:50 p.m.-12:57 p.m.

2 stops23h 07m

C$ 250

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Wed 7/5

5:25 p.m.-6:54 p.m.

Nonstop2h 29m

C$ 326

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Sat 14/6

10:35 a.m.-11:43 a.m.

Nonstop2h 08m

C$ 335

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Sat 14/6

6:15 a.m.-4:44 p.m.

2 stops11h 29m

C$ 385

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/12

Best time to book a flight from Ottawa to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Ottawa 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 Ottawa to O'Hare Intl

Get recent, data-driven insights about flights from Ottawa to O'Hare Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Ottawa to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to O'Hare Intl. Price data was last updated on 20 December 2024.

The best time to book flights from Ottawa to Chicago O'Hare Intl Airport is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Ottawa to Chicago O'Hare Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Ottawa to Chicago O'Hare Intl Airport (average of C$ 261). Flying from Ottawa to Chicago O'Hare Intl Airport in March is currently the most expensive (average of C$ 355). 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 YOW to ORD?

Find hourly flight availability from Ottawa to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 December 2024.

One of the essential ways to save on airfare from Ottawa to Chicago O'Hare Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 3% on airfare.

Weekly flight availability from Ottawa to Chicago O'Hare Intl Airport

Explore weekly flight availability from Ottawa to O'Hare Intl. 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 23 December 2024.

The most flights from YOW to ORD are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated 23 December 2024.
Peruse reviews from past customers who have flown with Air Canada and WestJet from Ottawa to Chicago to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,594 reviews
Check prices

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,594 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Porter Airlines
7.8
Good
282 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,022 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.3
Good
2,816 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada
7.0
Good
8,421 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ottawa to O'Hare Intl. 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 Ottawa to Chicago O'Hare Intl?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly out of when you book flights from Ottawa to Chicago O'Hare Intl. 2 airlines have flights from Ottawa to Chicago O'Hare Intl on a regular basis. Booking flights from Ottawa to Chicago O'Hare Intl should not be difficult; the airport handles an average of 8 outbound flights to Chicago O'Hare Intl per day.

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

    Our cheapest airline available from Ottawa to Chicago O'Hare Intl Airport is Air Canada. Our recent data shows that you can find tickets from as low as C$ 583 on this airline. Additional options worth looking into are United Airlines and WestJet, starting at C$ 605 and C$ 772 round-trip. Air Canada is 24% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as C$ 326 on Air Canada. Other airlines that offer cheap prices include United Airlines from C$ 335 and WestJet from C$ 385 one-way.

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

    Before booking your flight to Chicago O'Hare Intl Airport from Ottawa, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (91%), Avianca (86%), ANA( 84%).

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

    Looking for the cheapest flight from Ottawa to Chicago O'Hare Intl Airport? While on average our users pay C$ 1,387, our data indicates the cheapest price to be C$ 317. The most popular route (Ottawa - Chicago O'Hare Intl), is priced around C$ 460.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa to O'Hare Intl 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 Ottawa to Chicago O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Ottawa to Chicago O'Hare Intl Airport (average of C$ 261). Flying from Ottawa to Chicago O'Hare Intl Airport in March is currently the most expensive (average of C$ 355). 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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Top 2 airlines flying from Ottawa to O'Hare Intl

Discover the top 2 airlines that operate flights from Ottawa to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 23 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 586AverageC$ 758FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 634AverageC$ 854FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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

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Not ready to book yet? You can track prices for flights from Ottawa to O'Hare Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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