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Cheap flights from Chicago O'Hare Intl Airport to Ottawa from C$ 185

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Ottawa departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago O'Hare Intl Airport to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:43 p.m. - 12:25 a.m.ORD-YOW
31h 42m1 stop
Multiple Airlines Logo
4:15 p.m. - 1:57 p.m.YOW-ORD
22h 42m1 stop
C$ 397Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Multiple Airlines Logo
5:00 a.m. - 5:25 p.m.ORD-YOW
11h 25m1 stop
Multiple Airlines Logo
4:15 p.m. - 1:57 p.m.YOW-ORD
22h 42m1 stop
C$ 414Multiple Airlines
Find Deal
Tue, 25 Nov - Wed, 3 Dec
Multiple Airlines Logo
3:43 p.m. - 4:51 p.m.ORD-YOW
24h 08m2 stops
Multiple Airlines Logo
4:15 p.m. - 1:57 p.m.YOW-ORD
22h 42m1 stop
C$ 418Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Multiple Airlines Logo
6:05 a.m. - 4:51 p.m.ORD-YOW
9h 46m2 stops
Multiple Airlines Logo
4:20 p.m. - 9:23 p.m.YOW-ORD
30h 03m1 stop
C$ 426Multiple Airlines
Find Deal
Thu, 29 Jan - Mon, 2 Feb
Multiple Airlines Logo
5:00 a.m. - 5:25 p.m.ORD-YOW
11h 25m1 stop
Multiple Airlines Logo
4:15 p.m. - 1:57 p.m.YOW-ORD
22h 42m1 stop
C$ 429Multiple Airlines
Find Deal
Wed, 26 Nov - Wed, 3 Dec
Multiple Airlines Logo
5:10 a.m. - 5:25 p.m.ORD-YOW
11h 15m1 stop
Multiple Airlines Logo
9:30 a.m. - 4:03 p.m.YOW-ORD
31h 33m1 stop
C$ 432Multiple Airlines
Find Deal
Wed, 19 Nov - Sun, 23 Nov
Multiple Airlines Logo
5:00 a.m. - 5:25 p.m.ORD-YOW
11h 25m1 stop
Multiple Airlines Logo
9:30 a.m. - 11:06 p.m.YOW-ORD
14h 36m1 stop
C$ 435Multiple Airlines
Find Deal
Tue, 25 Nov - Tue, 2 Dec
Multiple Airlines Logo
6:48 a.m. - 5:13 p.m.ORD-YOW
9h 25m1 stop
Multiple Airlines Logo
4:15 p.m. - 1:57 p.m.YOW-ORD
22h 42m1 stop
C$ 440Multiple Airlines
Find Deal
Mon, 24 Nov - Wed, 3 Dec
Multiple Airlines Logo
5:00 a.m. - 5:25 p.m.ORD-YOW
11h 25m1 stop
Multiple Airlines Logo
9:30 a.m. - 4:03 p.m.YOW-ORD
31h 33m1 stop
C$ 442Multiple Airlines
Find Deal
Thu, 20 Nov - Sun, 23 Nov
Multiple Airlines Logo
5:15 a.m. - 5:13 p.m.ORD-YOW
10h 58m1 stop
Multiple Airlines Logo
4:15 p.m. - 12:27 a.m.YOW-ORD
9h 12m1 stop
C$ 443Multiple Airlines
Find Deal
Mon, 3 Nov - Tue, 4 Nov

Porter Airlines flights from Chicago O'Hare Intl Airport to Ottawa

Our best Porter Airlines deals on Chicago O'Hare Intl Airport to Ottawa flight tickets
Porter Airlines
22 Oct
ORD3:00 p.m.Chicago O'Hare Intl
5h 00m
1 stop
YOW9:00 p.m.Ottawa
1 Nov
YOW10:00 a.m.Ottawa
5h 10m
1 stop
ORD2:10 p.m.Chicago O'Hare Intl
C$ 1,476
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Porter Airlines
22 Oct
ORD3:00 p.m.Chicago O'Hare Intl
5h 00m
1 stop
YOW9:00 p.m.Ottawa
24 Oct
YOW7:00 a.m.Ottawa
6h 39m
1 stop
ORD12:39 p.m.Chicago O'Hare Intl
C$ 1,906
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Air Canada flights from Chicago O'Hare Intl Airport to Ottawa

Our best Air Canada deals on Chicago O'Hare Intl Airport to Ottawa flight tickets
Air Canada
22 Oct
ORD6:06 p.m.Chicago O'Hare Intl
2h 29m
YOW9:35 p.m.Ottawa
29 Oct
YOW11:20 a.m.Ottawa
6h 37m
1 stop
ORD4:57 p.m.Chicago O'Hare Intl
C$ 1,493
Find similar
Air Canada
22 Oct
ORD8:40 a.m.Chicago O'Hare Intl
4h 11m
1 stop
YOW1:51 p.m.Ottawa
29 Oct
YOW11:20 a.m.Ottawa
6h 37m
1 stop
ORD4:57 p.m.Chicago O'Hare Intl
C$ 1,500
Find similar
Air Canada
22 Oct
ORD3:35 p.m.Chicago O'Hare Intl
5h 29m
1 stop
YOW10:04 p.m.Ottawa
29 Oct
YOW11:20 a.m.Ottawa
6h 37m
1 stop
ORD4:57 p.m.Chicago O'Hare Intl
C$ 1,501
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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, momondo users made 96,600 searches. Data last updated 20 October 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

Fly to

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 3/12

3:43 p.m.-12:25 a.m.

1 stop31h 42m

Ottawa

Wed 10/12

4:15 p.m.-1:57 p.m.

1 stop22h 42m

C$ 397

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 25/11

5:00 a.m.-5:25 p.m.

1 stop11h 25m

Ottawa

Wed 3/12

4:15 p.m.-1:57 p.m.

1 stop22h 42m

C$ 414

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 3/12

3:43 p.m.-4:51 p.m.

2 stops24h 08m

Ottawa

Wed 10/12

4:15 p.m.-1:57 p.m.

1 stop22h 42m

C$ 418

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 29/1

6:05 a.m.-4:51 p.m.

2 stops9h 46m

Ottawa

Mon 2/2

4:20 p.m.-9:23 p.m.

1 stop30h 03m

C$ 426

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 26/11

5:00 a.m.-5:25 p.m.

1 stop11h 25m

Ottawa

Wed 3/12

4:15 p.m.-1:57 p.m.

1 stop22h 42m

C$ 429

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 19/11

5:10 a.m.-5:25 p.m.

1 stop11h 15m

Ottawa

Sun 23/11

9:30 a.m.-4:03 p.m.

1 stop31h 33m

C$ 432

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 25/11

5:00 a.m.-5:25 p.m.

1 stop11h 25m

Ottawa

Tue 2/12

9:30 a.m.-11:06 p.m.

1 stop14h 36m

C$ 435

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 24/11

6:48 a.m.-5:13 p.m.

1 stop9h 25m

Ottawa

Wed 3/12

4:15 p.m.-1:57 p.m.

1 stop22h 42m

C$ 440

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 20/11

5:00 a.m.-5:25 p.m.

1 stop11h 25m

Ottawa

Sun 23/11

9:30 a.m.-4:03 p.m.

1 stop31h 33m

C$ 442

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 3/11

5:15 a.m.-5:13 p.m.

1 stop10h 58m

Ottawa

Tue 4/11

4:15 p.m.-12:27 a.m.

1 stop9h 12m

C$ 443

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ottawa from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ottawa?

The month of July is, on average, the cheapest month to fly to Ottawa from Chicago O'Hare Intl Airport, with most prices found around C$ 353. If you aren’t able to travel to Ottawa during the month of July, then flying in March is also cheap. Prices for this month can be found on momondo for an average of C$ 366.

What is the cheapest day to depart on your flight to Ottawa?

Our data shows that Thursday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 519. Flights from Chicago O'Hare Intl Airport to Ottawa on a Sunday will generally be more expensive and average around C$ 1,020. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the afternoon. Flights from Chicago O'Hare Intl Airport to Ottawa during this time can be as low as C$ 519. In the morning is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 854 per ticket.

What is the cheapest Chicago O'Hare Intl to Ottawa flight route?

Fly from Chicago O'Hare Intl to Ottawa for the best Chicago O'Hare Intl - Ottawa flight prices

What cabin class options are available on Chicago O'Hare Intl to Ottawa flights?

There are 2 cabin classes available to choose from on Chicago O'Hare Intl to Ottawa flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to Ottawa flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Ottawa.

How have Chicago O'Hare Intl Airport to Ottawa flight prices changed over time?

When to book flights from Chicago O'Hare Intl Airport to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Ottawa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Ottawa (ORD to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Ottawa

Fastest flight time

2h 06m

Direct flights

Every day

Airports in Ottawa

1 airport
The fastest flight from Chicago O'Hare Intl Airport to Ottawa takes 2h 06m
Direct flights go from Chicago O'Hare Intl Airport to Ottawa every day.
There is 1 airport near Ottawa: Ottawa (YOW)
Search flight deals

  • How far is Chicago O'Hare Intl to Ottawa by plane?

    A flight from Chicago O'Hare Intl to Ottawa will travel around 1051.1 km. 7h 28m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Ottawa Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Ottawa Airport are updated daily.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Ottawa Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Ottawa?

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Brockville
Smiths Falls
Perth
Wakefield
Calabogie
Prescott
Petawawa

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Ottawa?

It is quick and easy to find Chicago to Ottawa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ottawa that suits you.

Can I find flights from Chicago to Ottawa with flexible booking policies on momondo?

Yes. All flights to Ottawa from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Ottawa?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Ottawa.

I’m not ready to book a flight from Chicago to Ottawa right now. Can momondo alert me if prices change?

Price alerts on flights to Ottawa from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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