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

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

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

As of May 2026, there are 11 flights per day flying from Illinois to Ottawa. The most common time of day flights depart is 6:00p.m., with 42% of flights taking off in the evening.

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

As of May 2026, there are 83 flights per week flying from Illinois to Ottawa. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

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$ 269 Cheap Flights from Illinois to Ottawa in 2026

1 adult

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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.

10:15 a.m. - 12:20 a.m.

MDW

YOW

13h 05m

1 stop

6:55 a.m. - 9:35 a.m.

YOW

MDW

27h 40m

1 stop

C$ 557Multiple Airlines

Wed, 3 Jun - Wed, 10 Jun

10:15 a.m. - 2:54 p.m.

MDW

YOW

3h 39m

1 stop

6:55 a.m. - 9:35 a.m.

YOW

MDW

27h 40m

1 stop

C$ 569Multiple Airlines

Thu, 4 Jun - Sun, 7 Jun

10:30 a.m. - 7:14 p.m.

MDW

YOW

7h 44m

1 stop

8:50 p.m. - 9:35 a.m.

YOW

MDW

13h 45m

1 stop

C$ 573Porter Airlines

Sat, 30 May - Sun, 31 May

10:30 a.m. - 7:14 p.m.

MDW

YOW

7h 44m

1 stop

7:55 p.m. - 9:35 a.m.

YOW

MDW

14h 40m

1 stop

C$ 574Porter Airlines

Sat, 30 May - Mon, 1 Jun

10:30 a.m. - 7:14 p.m.

MDW

YOW

7h 44m

1 stop

8:00 a.m. - 2:35 p.m.

YOW

MDW

7h 35m

1 stop

C$ 578Porter Airlines

Sat, 30 May - Thu, 4 Jun

10:15 a.m. - 12:20 a.m.

MDW

YOW

13h 05m

1 stop

6:55 a.m. - 9:35 a.m.

YOW

MDW

27h 40m

1 stop

C$ 587Multiple Airlines

Mon, 1 Jun - Mon, 8 Jun

10:15 a.m. - 12:20 a.m.

MDW

YOW

13h 05m

1 stop

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

YOW

MDW

8h 40m

1 stop

C$ 592Multiple Airlines

Sat, 6 Jun - Thu, 11 Jun

3:20 p.m. - 6:54 p.m.

MDW

YOW

26h 34m

1 stop

6:25 p.m. - 9:35 a.m.

YOW

MDW

16h 10m

1 stop

C$ 595Multiple Airlines

Fri, 5 Jun - Fri, 12 Jun

10:15 a.m. - 2:54 p.m.

MDW

YOW

27h 39m

1 stop

8:00 a.m. - 2:35 p.m.

YOW

MDW

7h 35m

1 stop

C$ 606Porter Airlines

Mon, 1 Jun - Thu, 4 Jun

7:25 a.m. - 1:16 p.m.

ORD

YOW

4h 51m

1 stop

10:05 p.m. - 9:00 a.m.

YOW

ORD

11h 55m

1 stop

C$ 669Air Canada

Thu, 4 Jun - Sun, 7 Jun

Air Canada flights from Illinois to Ottawa

Our best Air Canada deals on Illinois to Ottawa flight tickets

Air Canada

4 Jun

ORD7:25 a.m.Chicago O'Hare Intl

4h 51m

1 stop

YOW1:16 p.m.Ottawa

7 Jun

YOW10:05 p.m.Ottawa

11h 55m

1 stop

ORD9:00 a.m.Chicago O'Hare Intl

C$ 669

Air Canada

6 Jun

ORD7:25 a.m.Chicago O'Hare Intl

4h 51m

1 stop

YOW1:16 p.m.Ottawa

11 Jun

YOW9:55 a.m.Ottawa

4h 15m

1 stop

ORD1:10 p.m.Chicago O'Hare Intl

C$ 792

Air Canada

5 Jun

ORD7:25 a.m.Chicago O'Hare Intl

4h 51m

1 stop

YOW1:16 p.m.Ottawa

8 Jun

YOW9:55 a.m.Ottawa

4h 15m

1 stop

ORD1:10 p.m.Chicago O'Hare Intl

C$ 825

Porter Airlines flights from Illinois to Ottawa

Our best Porter Airlines deals on Illinois to Ottawa flight tickets

Porter Airlines

30 May

MDW10:30 a.m.Chicago Midway

7h 44m

1 stop

YOW7:14 p.m.Ottawa

31 May

YOW8:50 p.m.Ottawa

13h 45m

1 stop

MDW9:35 a.m.Chicago Midway

C$ 573

Porter Airlines

30 May

MDW10:30 a.m.Chicago Midway

7h 44m

1 stop

YOW7:14 p.m.Ottawa

1 Jun

YOW7:55 p.m.Ottawa

14h 40m

1 stop

MDW9:35 a.m.Chicago Midway

C$ 574

Porter Airlines

30 May

MDW10:30 a.m.Chicago Midway

7h 44m

1 stop

YOW7:14 p.m.Ottawa

4 Jun

YOW8:00 a.m.Ottawa

7h 35m

1 stop

MDW2:35 p.m.Chicago Midway

C$ 578

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Wed 3/6

10:15 a.m.-12:20 a.m.

1 stop13h 05m

Ottawa

Wed 10/6

6:55 a.m.-9:35 a.m.

1 stop27h 40m

C$ 557

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Thu 4/6

10:15 a.m.-2:54 p.m.

1 stop3h 39m

Ottawa

Sun 7/6

6:55 a.m.-9:35 a.m.

1 stop27h 40m

C$ 569

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sat 30/5

10:30 a.m.-7:14 p.m.

1 stop7h 44m

Ottawa

Sun 31/5

8:50 p.m.-9:35 a.m.

1 stop13h 45m

C$ 573

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sat 30/5

10:30 a.m.-7:14 p.m.

1 stop7h 44m

Ottawa

Mon 1/6

7:55 p.m.-9:35 a.m.

1 stop14h 40m

C$ 574

Quickest round-trip

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sat 30/5

10:30 a.m.-7:14 p.m.

1 stop7h 44m

Ottawa

Thu 4/6

8:00 a.m.-2:35 p.m.

1 stop7h 35m

C$ 578

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Mon 1/6

10:15 a.m.-12:20 a.m.

1 stop13h 05m

Ottawa

Mon 8/6

6:55 a.m.-9:35 a.m.

1 stop27h 40m

C$ 587

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sat 6/6

10:15 a.m.-12:20 a.m.

1 stop13h 05m

Ottawa

Thu 11/6

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

1 stop8h 40m

C$ 592

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Fri 5/6

3:20 p.m.-6:54 p.m.

1 stop26h 34m

Ottawa

Fri 12/6

6:25 p.m.-9:35 a.m.

1 stop16h 10m

C$ 595

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Mon 1/6

10:15 a.m.-2:54 p.m.

1 stop27h 39m

Ottawa

Thu 4/6

8:00 a.m.-2:35 p.m.

1 stop7h 35m

C$ 606

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 4/6

7:25 a.m.-1:16 p.m.

1 stop4h 51m

Ottawa

Sun 7/6

10:05 p.m.-9:00 a.m.

1 stop11h 55m

C$ 669

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 June is, on average, the cheapest month to fly to Ottawa from Illinois, with most prices found around C$ 174. If you aren’t able to travel to Ottawa during the month of June, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 220.

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

Our data shows that Monday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 695. Flights from Illinois to Ottawa on a Sunday will generally be more expensive and average around C$ 871. 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 at noon. Flights from Illinois to Ottawa during this time can be as low as C$ 526. In the morning is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 695 per ticket.

What is the cheapest Illinois to Ottawa flight route?

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

Can stopping save me money on Illinois to Ottawa flights?

You could potentially save up to 63% 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 13m
Direct flights	Every day
Airports in Ottawa	1 airport

The fastest flight from Illinois to Ottawa takes 2h 13m

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 18.72% of all bookings. The subsequent popular models are Airbus A319 at 10.21%, Airbus A330-300 at 8.51%, and Boeing 737 MAX 8 at 7.66%.

Gatineau

Brockville

Pembroke

Perth

Smiths Falls

Prescott

Wakefield

Petawawa

Calabogie

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.