How many flights depart from Illinois to Ottawa on average per week?

As of August 2026, there are 86 flights per week flying from Illinois to Ottawa. The most common day of the week flights depart is Tue, with 15% of flights taking off on this day.

What is the cheapest airline that flies from Illinois to Ottawa?

Porter Airlines, WestJet, and Air Canada are the most popular carriers operating from Illinois to Ottawa

How many flights depart from Illinois to Ottawa on average per day?

As of August 2026, there are 12 flights per day flying from Illinois to Ottawa. The most common time of day flights depart is 6:00p.m., with 46% of flights taking off in the evening.

When did momondo last update prices for flights from Illinois to Ottawa Airport?

Prices for flights from Illinois to Ottawa Airport are refreshed on a daily basis.

How old do you have to be to fly from Illinois to Ottawa Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois 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.

C$ 203 Cheap Flights from Illinois to Ottawa in 2026

Find the cheapest flights from Illinois to Ottawa

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:20 p.m. - 12:20 a.m.MDW Chicago Midway-YOW Ottawa

8h 00m1 stop Toronto Island

6:55 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

8h 40m1 stop Toronto Pearson Intl

C$ 518Multiple Airlines

Sat, 12 Sep - Tue, 15 Sep

3:20 p.m. - 12:20 a.m.MDW Chicago Midway-YOW Ottawa

8h 00m1 stop Toronto Island

6:55 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

8h 40m1 stop Toronto Pearson Intl

C$ 528Multiple Airlines

Thu, 10 Sep - Wed, 16 Sep

3:20 p.m. - 12:20 a.m.MDW Chicago Midway-YOW Ottawa

8h 00m1 stop Toronto Island

7:00 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

8h 35m1 stop Toronto Pearson Intl

C$ 532Multiple Airlines

Wed, 9 Sep - Sat, 12 Sep

3:20 p.m. - 12:20 a.m.MDW Chicago Midway-YOW Ottawa

8h 00m1 stop Toronto Island

6:55 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

8h 40m1 stop Toronto Pearson Intl

C$ 535Multiple Airlines

Fri, 11 Sep - Thu, 17 Sep

3:20 p.m. - 12:20 a.m.MDW Chicago Midway-YOW Ottawa

8h 00m1 stop Toronto Island

7:00 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

8h 35m1 stop Toronto Pearson Intl

C$ 538Multiple Airlines

Wed, 16 Sep - Wed, 30 Sep

3:20 p.m. - 12:20 a.m.MDW Chicago Midway-YOW Ottawa

8h 00m1 stop Toronto Island

7:00 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

8h 35m1 stop Toronto Pearson Intl

C$ 539Multiple Airlines

Fri, 11 Sep - Sat, 12 Sep

3:20 p.m. - 12:20 a.m.MDW Chicago Midway-YOW Ottawa

8h 00m1 stop Toronto Island

6:55 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

8h 40m1 stop Toronto Pearson Intl

C$ 542Multiple Airlines

Tue, 8 Sep - Wed, 16 Sep

5:30 p.m. - 5:35 a.m.ORD Chicago O'Hare Intl-YOW Ottawa

11h 05m1 stop Calgary

7:20 a.m. - 4:40 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

10h 20m1 stop Calgary

C$ 543WestJet

Mon, 19 Oct - Fri, 23 Oct

7:11 a.m. - 12:20 a.m.ORD Chicago O'Hare Intl-YOW Ottawa

16h 09m2 stops Fort Lauderdale Toronto Pearson Intl

7:20 a.m. - 4:40 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

10h 20m1 stop Calgary

C$ 543Multiple Airlines

Thu, 17 Sep - Sun, 20 Sep

3:20 p.m. - 12:20 a.m.MDW Chicago Midway-YOW Ottawa

8h 00m1 stop Toronto Island

6:55 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

8h 40m1 stop Toronto Pearson Intl

C$ 543Multiple Airlines

Tue, 8 Sep - Thu, 17 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

10:16 a.m. - 11:48 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

12h 32m1 stop Orlando

7:00 a.m. - 8:08 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

14h 08m2 stops Orlando Atlanta Hartsfield-Jackson

C$ 1,038Multiple Airlines

Mon, 17 Aug - Sat, 22 Aug

3:15 p.m. - 8:04 p.m.MDW Chicago Midway-YOW Ottawa

3h 49m1 stop Toronto Island

7:00 a.m. - 10:03 p.m.YOW Ottawa-MDW Chicago Midway

16h 03m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

C$ 1,085Multiple Airlines

Fri, 14 Aug - Sat, 15 Aug

3:15 p.m. - 9:44 p.m.MDW Chicago Midway-YOW Ottawa

5h 29m1 stop Toronto Island

7:00 a.m. - 10:03 p.m.YOW Ottawa-MDW Chicago Midway

16h 03m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

C$ 1,160Multiple Airlines

Fri, 14 Aug - Sat, 15 Aug

8:32 p.m. - 8:05 a.m.ORD Chicago O'Hare Intl-YOW Ottawa

10h 33m1 stop Toronto Pearson Intl

8:40 a.m. - 2:20 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

6h 40m1 stop Toronto Pearson Intl

C$ 1,197Porter Airlines

Mon, 17 Aug - Wed, 26 Aug

8:32 p.m. - 8:05 a.m.ORD Chicago O'Hare Intl-YOW Ottawa

10h 33m1 stop Toronto Pearson Intl

8:40 a.m. - 2:20 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

6h 40m1 stop Toronto Pearson Intl

C$ 1,197Porter Airlines

Mon, 17 Aug - Tue, 25 Aug

11:06 a.m. - 2:33 p.m.MDW Chicago Midway-YOW Ottawa

26h 27m2 stops Atlanta Hartsfield-Jackson Orlando

10:40 a.m. - 2:35 p.m.YOW Ottawa-MDW Chicago Midway

4h 55m1 stop Toronto Island

C$ 1,201Multiple Airlines

Thu, 13 Aug - Thu, 20 Aug

5:13 p.m. - 2:33 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

20h 20m1 stop Orlando

2:10 p.m. - 8:02 a.m.YOW Ottawa-ORD Chicago O'Hare Intl

18h 52m2 stops Newark Atlanta Hartsfield-Jackson

C$ 1,212Multiple Airlines

Thu, 13 Aug - Sat, 15 Aug

5:13 p.m. - 2:33 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

20h 20m1 stop Orlando

7:00 a.m. - 12:15 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

30h 15m1 stop Fort Lauderdale

C$ 1,262Multiple Airlines

Thu, 13 Aug - Sat, 15 Aug

9:45 a.m. - 8:05 a.m.ORD Chicago O'Hare Intl-YOW Ottawa

21h 20m1 stop Toronto Pearson Intl

8:40 a.m. - 2:20 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

6h 40m1 stop Toronto Pearson Intl

C$ 1,276Porter Airlines

Mon, 17 Aug - Wed, 26 Aug

9:45 a.m. - 8:05 a.m.ORD Chicago O'Hare Intl-YOW Ottawa

21h 20m1 stop Toronto Pearson Intl

8:40 a.m. - 2:20 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

6h 40m1 stop Toronto Pearson Intl

C$ 1,276Porter Airlines

Mon, 17 Aug - Tue, 25 Aug

Cheap direct flights

Enter your travel dates to find the best prices.

1:55 p.m. - 5:16 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 21mdirect

5:20 p.m. - 6:46 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 26mdirect

C$ 1,106Air Canada

Sat, 12 Sep - Tue, 15 Sep

10:40 a.m. - 1:59 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 19mdirect

6:25 a.m. - 7:44 a.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 19mdirect

C$ 1,106Air Canada

Wed, 23 Sep - Mon, 28 Sep

10:40 a.m. - 1:59 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 19mdirect

6:25 a.m. - 7:44 a.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 19mdirect

C$ 1,106Air Canada

Thu, 10 Sep - Sun, 13 Sep

10:40 a.m. - 1:59 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 19mdirect

6:25 a.m. - 7:44 a.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 19mdirect

C$ 1,106Air Canada

Fri, 11 Sep - Tue, 15 Sep

6:21 p.m. - 9:35 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 14mdirect

6:25 a.m. - 7:44 a.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 19mdirect

C$ 1,106Air Canada

Thu, 24 Sep - Thu, 1 Oct

10:40 a.m. - 1:59 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 19mdirect

6:25 a.m. - 7:44 a.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 19mdirect

C$ 1,108Air Canada

Thu, 10 Sep - Sun, 13 Sep

1:55 p.m. - 5:16 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 21mdirect

10:37 a.m. - 12:00 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 23mdirect

C$ 1,110Air Canada

Thu, 24 Sep - Sun, 27 Sep

1:55 p.m. - 5:16 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 21mdirect

6:25 a.m. - 7:44 a.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 19mdirect

C$ 1,110Air Canada

Wed, 23 Sep - Mon, 28 Sep

10:40 a.m. - 1:59 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 19mdirect

6:25 a.m. - 7:44 a.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 19mdirect

C$ 1,110Air Canada

Wed, 23 Sep - Mon, 28 Sep

10:40 a.m. - 1:59 p.m.ORD Chicago O'Hare Intl-YOW Ottawa

2h 19mdirect

5:20 p.m. - 6:46 p.m.YOW Ottawa-ORD Chicago O'Hare Intl

2h 26mdirect

C$ 1,212United Airlines

Sun, 13 Sep - Sun, 13 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Porter Airlines flights from Illinois to Ottawa

Our best Porter Airlines deals on Illinois to Ottawa flight tickets

Porter Airlines

9 Sep

MDW11:45 a.m.Chicago Midway

5h 07m

1 stop

YOW5:52 p.m.Ottawa

11 Sep

YOW8:00 a.m.Ottawa

4h 00m

1 stop

MDW11:00 a.m.Chicago Midway

C$ 598

Porter Airlines

1 Sep

MDW11:45 a.m.Chicago Midway

5h 07m

1 stop

YOW5:52 p.m.Ottawa

1 Sep

YOW8:50 p.m.Ottawa

15h 10m

1 stop

MDW11:00 a.m.Chicago Midway

C$ 634

Porter Airlines

12 Sep

MDW3:20 p.m.Chicago Midway

25h 32m

1 stop

YOW5:52 p.m.Ottawa

15 Sep

YOW8:50 p.m.Ottawa

15h 10m

1 stop

MDW11:00 a.m.Chicago Midway

C$ 639

WestJet flights from Illinois to Ottawa

Our best WestJet deals on Illinois to Ottawa flight tickets

WestJet

24 Sep

ORD5:30 p.m.Chicago O'Hare Intl

24h 50m

1 stop

YOW7:20 p.m.Ottawa

1 Oct

YOW8:15 p.m.Ottawa

21h 25m

1 stop

ORD4:40 p.m.Chicago O'Hare Intl

C$ 592

WestJet

11 Sep

ORD5:30 p.m.Chicago O'Hare Intl

11h 05m

1 stop

YOW5:35 a.m.Ottawa

14 Sep

YOW8:15 p.m.Ottawa

21h 25m

1 stop

ORD4:40 p.m.Chicago O'Hare Intl

C$ 600

WestJet

17 Sep

ORD5:30 p.m.Chicago O'Hare Intl

24h 50m

1 stop

YOW7:20 p.m.Ottawa

20 Sep

YOW7:20 a.m.Ottawa

10h 20m

1 stop

ORD4:40 p.m.Chicago O'Hare Intl

C$ 610

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoOttawa

MDW Chicago Midway - YOW Ottawa

MDWYOW

Chicago Midway

Sat 12/9

3:20 p.m.-12:20 a.m.

1 stop8h 00m

Ottawa

Tue 15/9

6:55 a.m.-2:35 p.m.

1 stop8h 40m

C$ 518

ChicagoOttawa

MDW Chicago Midway - YOW Ottawa

MDWYOW

Chicago Midway

Thu 10/9

3:20 p.m.-12:20 a.m.

1 stop8h 00m

Ottawa

Wed 16/9

6:55 a.m.-2:35 p.m.

1 stop8h 40m

C$ 528

Quickest round-trip

ChicagoOttawa

MDW Chicago Midway - YOW Ottawa

MDWYOW

Chicago Midway

Wed 9/9

3:20 p.m.-12:20 a.m.

1 stop8h 00m

Ottawa

Sat 12/9

7:00 a.m.-2:35 p.m.

1 stop8h 35m

C$ 532

ChicagoOttawa

MDW Chicago Midway - YOW Ottawa

MDWYOW

Chicago Midway

Fri 11/9

3:20 p.m.-12:20 a.m.

1 stop8h 00m

Ottawa

Thu 17/9

6:55 a.m.-2:35 p.m.

1 stop8h 40m

C$ 535

ChicagoOttawa

MDW Chicago Midway - YOW Ottawa

MDWYOW

Chicago Midway

Wed 16/9

3:20 p.m.-12:20 a.m.

1 stop8h 00m

Ottawa

Wed 30/9

7:00 a.m.-2:35 p.m.

1 stop8h 35m

C$ 538

ChicagoOttawa

MDW Chicago Midway - YOW Ottawa

MDWYOW

Chicago Midway

Fri 11/9

3:20 p.m.-12:20 a.m.

1 stop8h 00m

Ottawa

Sat 12/9

7:00 a.m.-2:35 p.m.

1 stop8h 35m

C$ 539

ChicagoOttawa

MDW Chicago Midway - YOW Ottawa

MDWYOW

Chicago Midway

Tue 8/9

3:20 p.m.-12:20 a.m.

1 stop8h 00m

Ottawa

Wed 16/9

6:55 a.m.-2:35 p.m.

1 stop8h 40m

C$ 542

ChicagoOttawa

ORD Chicago O'Hare Intl - YOW Ottawa

ORDYOW

Chicago O'Hare Intl

Mon 19/10

5:30 p.m.-5:35 a.m.

1 stop11h 05m

Ottawa

Fri 23/10

7:20 a.m.-4:40 p.m.

1 stop10h 20m

C$ 543

ChicagoOttawa

ORD Chicago O'Hare Intl - YOW Ottawa

ORDYOW

Chicago O'Hare Intl

Thu 17/9

7:11 a.m.-12:20 a.m.

2 stops16h 09m

Ottawa

Sun 20/9

7:20 a.m.-4:40 p.m.

1 stop10h 20m

C$ 543

ChicagoOttawa

MDW Chicago Midway - YOW Ottawa

MDWYOW

Chicago Midway

Tue 8/9

3:20 p.m.-12:20 a.m.

1 stop8h 00m

Ottawa

Thu 17/9

6:55 a.m.-2:35 p.m.

1 stop8h 40m

C$ 543

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois 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

Prices

Airlines

Other information

What is the cheapest month to fly to Ottawa?

The month of April is, on average, the cheapest month to fly to Ottawa from Illinois, with most prices found around C$ 557. If you aren’t able to travel to Ottawa during the month of April, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 637.

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

Our data shows that Sunday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 887. Flights from Illinois to Ottawa on a Tuesday will generally be more expensive and average around C$ 1,011. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Illinois to Ottawa flight route?

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

What cabin class options are available on Illinois to Ottawa flights?

There are 2 cabin classes available to choose from on Illinois 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 Illinois to Ottawa flights?

You could potentially save up to 43% on your flight if you consider stops on a Illinois to Ottawa flight.

Cheap Illinois to Ottawa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Ottawa

Fastest flight time	2h 14m
Direct flights	Every day
Airports in Ottawa	1 airport

The fastest flight from Illinois to Ottawa takes 2h 14m

Direct flights go from Illinois to Ottawa every day.

There is 1 airport in Ottawa. From Illinois there are direct flights to Ottawa (YOW).

Search flight deals

Frequently asked questions about flying from Illinois to Ottawa

When did momondo last update prices for flights from Illinois to Ottawa Airport?
Prices for flights from Illinois to Ottawa Airport are refreshed on a daily basis.
How old do you have to be to fly from Illinois to Ottawa Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois 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 Illinois to Ottawa?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Ottawa is Embraer 175 (Enhanced Winglets), representing 36.89% of all bookings. The subsequent popular models are Airbus A319 at 32.52%, Boeing 737 MAX 8 at 4.37%, and Canadair (Bombardier) Regional Jet CRJ-550 at 2.91%.

Gatineau

Brockville

Perth

Pembroke

Smiths Falls

Prescott

Wakefield

Calabogie

Petawawa

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ottawa from Illinois.

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

momondo does allow users to show only those flights to Ottawa from Illinois which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Ottawa from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Illinois to Ottawa now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ottawa and let you know when they change.