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$118+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YOW
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
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 septiembre 11, 2025.

Round-trip from

$299
(Kiwi.com)

One-way from

$118
(Kiwi.com)

Popular in

October

Cheapest in

July

Average price

$475

Good round-trip deal

$449 or less

Good one-way deal

$509 or less
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 ($123 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
sáb. 10/115:30 pmORD - YOW
2 stops23h 28mMultiple Airlines
mié. 10/224:25 pmYOW - ORD
1 stop16h 49mMultiple Airlines
Deal found 9/9$275
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
sáb. 10/115:30 pmORD - YOW
2 stops23h 28mMultiple Airlines
lun. 10/207:50 amYOW - ORD
1 stop9h 53mMultiple Airlines
Deal found 9/9$278
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
sáb. 10/115:30 pmORD - YOW
2 stops23h 28mMultiple Airlines
sáb. 10/183:50 pmYOW - ORD
1 stop8h 55mMultiple Airlines
Deal found 9/9$279
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
sáb. 10/115:30 pmORD - YOW
2 stops23h 28mMultiple Airlines
mar. 10/213:50 pmYOW - ORD
1 stop8h 55mMultiple Airlines
Deal found 9/9$283
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
mié. 10/15:17 pmORD - YOW
1 stop22h 40mMultiple Airlines
lun. 10/63:50 pmYOW - ORD
1 stop8h 55mMultiple Airlines
Deal found 9/9$290
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
vie. 10/107:43 pmORD - YOW
1 stop20h 37mMultiple Airlines
jue. 10/236:00 amYOW - ORD
1 stop11h 43mMultiple Airlines
Deal found 9/9$297
This oojo deal was found by Cheapflights users on 9/9. 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.
vie. 10/105:30 pmORD - YOW
1 stop23h 50mWestJet
dom. 10/127:50 amYOW - ORD
1 stop9h 53mWestJet
Deal found 9/9$300
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
jue. 10/165:30 pmORD - YOW
2 stops18h 33mMultiple Airlines
sáb. 10/183:50 pmYOW - ORD
1 stop8h 55mMultiple Airlines
Deal found 9/9$302
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
vie. 10/107:43 pmORD - YOW
1 stop20h 37mMultiple Airlines
mié. 10/224:25 pmYOW - ORD
1 stop16h 49mMultiple Airlines
Deal found 9/9$303
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
vie. 10/107:43 pmORD - YOW
1 stop20h 37mMultiple Airlines
lun. 10/207:50 amYOW - ORD
1 stop9h 53mMultiple Airlines
Deal found 9/9$304
This oojo deal was found by Cheapflights users on 9/9. 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.
dom. 10/125:30 pmORD - YOW
1 stop12h 15mWestJet
sáb. 10/186:00 amYOW - ORD
1 stop11h 43mWestJet
Deal found 9/9$306

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 septiembre 11, 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

sáb. 10/11

5:30 pm-5:58 pm

2 stops23h 28m

Ottawa

mié. 10/22

4:25 pm-8:14 am

1 stop16h 49m

$275

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

vie. 10/17

5:05 am-5:20 pm

1 stop11h 15m

Ottawa

sáb. 10/18

6:00 am-4:43 pm

1 stop11h 43m

$342

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

vie. 10/10

5:30 pm-1:03 pm

2 stops18h 33m

Ottawa

lun. 10/20

7:50 am-4:43 pm

1 stop9h 53m

$342

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

lun. 11/10

5:25 am-11:58 pm

1 stop17h 33m

Ottawa

lun. 11/17

4:15 pm-9:23 am

1 stop18h 08m

$349

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

jue. 10/9

5:30 pm-8:05 am

2 stops13h 35m

Ottawa

mar. 10/21

3:50 pm-11:45 pm

1 stop8h 55m

$350

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

vie. 10/10

5:30 pm-1:03 pm

2 stops18h 33m

Ottawa

vie. 10/17

3:50 pm-10:50 am

1 stop20h 00m

$362

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

dom. 10/12

5:30 pm-6:45 am

1 stop12h 15m

Ottawa

sáb. 10/18

6:00 am-4:43 pm

1 stop11h 43m

$363

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

mié. 9/24

5:05 am-8:35 pm

2 stops14h 30m

Ottawa

sáb. 9/27

3:50 pm-10:52 am

1 stop20h 02m

$367

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

lun. 11/3

6:00 am-5:25 pm

2 stops10h 25m

Ottawa

mar. 11/18

6:45 am-11:42 pm

2 stops17h 57m

$371

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

lun. 11/3

6:00 am-5:25 pm

2 stops10h 25m

Ottawa

mié. 11/19

7:25 pm-9:00 pm

3 stops26h 35m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 20 results
1
2

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 September is currently the most expensive (average of $419). 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 septiembre 11, 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 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 septiembre 11, 2025.
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
8,937 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 11 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 61% 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: GoJet (80%), United Airlines (80%), Republic Airways( 80%).

  • 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 $577, our data indicates the cheapest price to be $332. The most popular route (Chicago O'Hare Intl - Ottawa), is priced around $306.

  • 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 September is currently the most expensive (average of $419). 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$189Average$366FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$236Average$560FlexibilityNo cancel feeOn-time69%

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