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$144+ Cheap flights from O'Hare Intl (ORD) to Ottawa (YOW)

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YOW
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Ottawa (YOW). 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$361
(Kiwi.com)

One-way from

$144
(Kiwi.com)

Popular in

August

Cheapest in

July

Average price

$551

Good round-trip deal

$252 or less

Good one-way deal

$294 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Ottawa flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Ottawa flights.
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From Chicago O'Hare Intl to Ottawa
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One-way flight from Chicago O'Hare Intl to Ottawa
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Ottawa.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Ottawa.
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Find flight deals from O'Hare Intl to Ottawa

Cheapest flights from O'Hare Intl to Ottawa
Explore the most affordable flight options available from O'Hare Intl to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/135:51 amORD - YOW
1 stop8h 05mMultiple Airlines
Wed 5/1411:00 amYOW - ORD
1 stop10h 07mMultiple Airlines
Deal found 3/23$300
This Gotogate deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/610:53 amORD - YOW
Nonstop2h 11mAir Canada
Tue 5/135:25 pmYOW - ORD
Nonstop2h 29mAir Canada
Deal found 3/23$470
This Justfly.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/141:40 pmORD - YOW
1 stop25h 40mWestJet
Sat 6/216:10 amYOW - ORD
1 stop31h 29mWestJet
Deal found 3/23$525
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/255:59 pmORD - YOW
1 stop4h 54mUnited Airlines
Thu 5/15:25 pmYOW - ORD
Nonstop2h 29mUnited Airlines
Deal found 3/24$563
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/247:15 amORD - YOW
2 stops15h 54mDelta
Wed 5/75:55 amYOW - ORD
2 stops12h 56mDelta
Deal found 3/23$644

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl to Ottawa 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 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Ottawa that are best for you.

Fly from

O'Hare Intl

Fly to

Ottawa

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 5/13

5:51 am-2:56 pm

1 stop8h 05m

Ottawa

Wed 5/14

11:00 am-8:07 pm

1 stop10h 07m

$300

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 5/6

10:53 am-2:04 pm

Nonstop2h 11m

Ottawa

Tue 5/13

5:25 pm-6:54 pm

Nonstop2h 29m

$470

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Sat 6/14

1:40 pm-4:20 pm

1 stop25h 40m

Ottawa

Sat 6/21

6:10 am-12:39 pm

1 stop31h 29m

$525

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Sat 6/14

2:16 pm-5:29 pm

Nonstop2h 13m

Ottawa

Mon 6/23

5:25 pm-6:53 pm

Nonstop2h 28m

$562

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 4/24

7:15 am-12:09 am

2 stops15h 54m

Ottawa

Wed 5/7

5:55 am-5:51 pm

2 stops12h 56m

$644

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 4/9

5:55 am-3:55 pm

1 stop9h 00m

$144

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 5/7

9:35 am-3:04 pm

1 stop4h 29m

$223

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 7/21

6:00 am-9:10 pm

2 stops14h 10m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from O'Hare Intl to Ottawa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Ottawa in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Ottawa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Ottawa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Ottawa

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

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ottawa (average of $294). Flying from Chicago O'Hare Intl Airport to Ottawa in May is currently the most expensive (average of $469). 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 ORD to YOW?

Find hourly flight availability from O'Hare Intl to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Ottawa in the morning. Doing so could potentially save you 31% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Ottawa by month

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

In terms of precipitation, rainfall in Ottawa ranges from 2.0 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Ottawa when rainfall is around 2.0 in.

Temperature in Ottawa by month

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

If weather is an important factor for your trip to Ottawa, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 F).

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated March 25, 2025.
See what other customers who have flown with Delta, United Airlines and WestJet from Chicago to Ottawa have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

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
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

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.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

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.
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

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.
Air Canada
7.0
Good
8,952 reviews
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

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 O'Hare Intl to Ottawa. 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 into for flights to Ottawa from Chicago O'Hare Intl?

    Located just 6.6 mi from the city center, Ottawa is the airport most travelers will use when flying to Ottawa from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to Ottawa (YOW) should be relatively easy as there are 9 daily inbound flights from Chicago O'Hare Intl from 2 different airlines.

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

    Air Canada, at $489, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Ottawa.Alternate airlines to your destination round-trip include WestJet and United Airlines. Air Canada is currently priced 17% below the average price you’ll pay for this route.

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

    Before booking your flight to Ottawa from Chicago O'Hare Intl Airport, check out the most reliable airlines to get you to your destination on time: Avianca (90%), Emirates (89%), Republic Airways( 89%).

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

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Ottawa? While on average our users pay $423, our data indicates the cheapest price to be $80. The most popular route (Chicago O'Hare Intl - Ottawa), is priced around $300.

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

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

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

    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 Ottawa.

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

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

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ottawa (average of $294). Flying from Chicago O'Hare Intl Airport to Ottawa in May is currently the most expensive (average of $469). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Gatineau
Brockville
Pembroke
Petawawa

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Top 2 airlines flying from O'Hare Intl to Ottawa

Discover the top 2 airlines that operate flights from O'Hare Intl to Ottawa. 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 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$236Average$703FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$236Average$533FlexibilityNo cancel feeOn-time67%
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