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$125+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YOW
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
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Cheap 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 February 8, 2026.

This Mytrip deal was found by Cheapflights users on 2/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:51 pm
ORD
-
YOW
1 stop15h 44m
Multiple Airlines
Mon 3/93:55 pm
YOW
-
ORD
1 stop9h 45m
Multiple Airlines
Deal found 2/5$316
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Wed 3/256:01 pm
ORD
-
YOW
1 stop22h 24m
Multiple Airlines
Wed 4/13:55 pm
YOW
-
ORD
1 stop9h 27m
Multiple Airlines
Deal found 2/7$329
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Fri 3/136:01 pm
ORD
-
YOW
1 stop22h 24m
Multiple Airlines
Mon 3/163:35 pm
YOW
-
ORD
2 stops9h 47m
Multiple Airlines
Deal found 2/7$336
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Thu 3/266:01 pm
ORD
-
YOW
1 stop17h 34m
Multiple Airlines
Sat 4/43:55 pm
YOW
-
ORD
1 stop9h 27m
Multiple Airlines
Deal found 2/5$338
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Mon 3/236:01 pm
ORD
-
YOW
1 stop22h 24m
Multiple Airlines
Mon 3/303:55 pm
YOW
-
ORD
1 stop9h 27m
Multiple Airlines
Deal found 2/7$354
This oojo deal was found by Cheapflights users on 2/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:30 pm
ORD
-
YOW
1 stop11h 10m
WestJet
Sat 5/307:20 am
YOW
-
ORD
1 stop10h 20m
WestJet
Deal found 2/7$357
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Thu 4/25:05 am
ORD
-
YOW
1 stop11h 20m
Multiple Airlines
Sun 4/124:35 pm
YOW
-
ORD
2 stops8h 47m
Multiple Airlines
Deal found 2/7$358
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Sat 3/76:51 pm
ORD
-
YOW
1 stop15h 44m
Multiple Airlines
Sat 3/143:55 pm
YOW
-
ORD
1 stop9h 27m
Multiple Airlines
Deal found 2/7$365

Find 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 February 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$316
(Mytrip)

One-way from

$125
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$718

Good round-trip deal

$366 or less

Good one-way deal

$387 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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Highest demand for flights based on searches. 20% potential increase in price ($137 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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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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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 February 8, 2026.
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

Sat 3/7

6:51 pm-11:35 am

1 stop15h 44m

Ottawa

Mon 3/9

3:55 pm-12:40 am

1 stop9h 45m

$316

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 3/25

6:01 pm-5:25 pm

1 stop22h 24m

Ottawa

Wed 4/1

3:55 pm-12:22 am

1 stop9h 27m

$329

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 3/13

6:01 pm-5:25 pm

1 stop22h 24m

Ottawa

Mon 3/16

3:35 pm-12:22 am

2 stops9h 47m

$336

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 3/26

6:01 pm-12:35 pm

1 stop17h 34m

Ottawa

Sat 4/4

8:40 am-12:22 am

2 stops16h 42m

$336

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 3/23

6:01 pm-5:25 pm

1 stop22h 24m

Ottawa

Mon 3/30

3:55 pm-12:22 am

1 stop9h 27m

$354

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 5/27

5:30 pm-5:40 am

1 stop11h 10m

Ottawa

Sat 5/30

7:20 am-4:40 pm

1 stop10h 20m

$357

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 5/25

5:30 pm-5:40 am

1 stop11h 10m

Ottawa

Fri 5/29

1:20 pm-4:40 pm

1 stop28h 20m

$388

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 5/13

1:27 pm-12:20 am

2 stops33h 53m

Ottawa

Sun 5/17

2:20 pm-10:43 pm

1 stop9h 23m

$405

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 3/24

6:01 pm-5:25 pm

1 stop22h 24m

$125

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Sat 3/7

6:51 pm-11:35 am

1 stop15h 44m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 15 results
1
2

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ottawa (average of $105). Flying from Chicago O'Hare Intl Airport to Ottawa in January is currently the most expensive (average of $251). 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 February 8, 2026.

When flying from Chicago O'Hare Intl Airport to Ottawa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 February 8, 2026.
Read reviews from past customers who have flown United Airlines and Air Canada from Chicago O'Hare Intl Airport to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,259 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,259 reviews
United Airlines
7.4
Good
9,259 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Air Canada
7.1
Good
10,698 reviews
United Airlines
7.4
Good
9,259 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 7 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 $189, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Ottawa. An alternate airline flying to your destination would be United Airlines. Air Canada is currently priced 64% 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: Air Canada (71%), United Airlines (71%), Air New Zealand( 71%).

  • 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 $552, our data indicates the cheapest price to be $349. The most popular route (Chicago O'Hare Intl - Ottawa), is priced around $316.

  • 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, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ottawa (average of $105). Flying from Chicago O'Hare Intl Airport to Ottawa in January is currently the most expensive (average of $251). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
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 February 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$189Average$279FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$236Average$515FlexibilityNo cancel feeOn-time69%

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