How does KAYAK find such low prices on flights from Illinois to Toronto?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Toronto.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Toronto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Toronto from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Toronto?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Toronto with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Toronto?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Toronto from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$116 CHEAP FLIGHTS from Illinois to Toronto

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Flight Deals

Cheap Flights from Illinois to Toronto

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Toronto

Sat, Dec 5 - Wed, Dec 9

6:20 pm - 9:05 pmORD Chicago O'Hare Intl-YTZ Toronto Island

1h 45mnonstop

4:35 pm - 5:40 pmYTZ Toronto Island-ORD Chicago O'Hare Intl

2h 05mnonstop

$274Porter Airlines

Fri, Feb 19 - Mon, Feb 22

2:30 pm - 11:55 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

8h 25m1 stop Fort Lauderdale

7:35 am - 10:19 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

15h 44m1 stop Fort Lauderdale

$274Multiple Airlines

Fri, Feb 19 - Mon, Feb 22

2:30 pm - 11:55 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

8h 25m1 stop Fort Lauderdale

7:35 am - 10:19 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

15h 44m1 stop Fort Lauderdale

$282Multiple Airlines

Thu, Dec 10 - Fri, Dec 11

8:45 am - 11:27 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 42mnonstop

9:00 am - 3:02 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

7h 02m1 stop Montreal Pierre Elliott Trudeau Intl

$285Air Canada

Thu, Dec 17 - Sun, Dec 20

12:15 pm - 3:00 pmORD Chicago O'Hare Intl-YTZ Toronto Island

1h 45mnonstop

4:35 pm - 5:40 pmYTZ Toronto Island-ORD Chicago O'Hare Intl

2h 05mnonstop

$316Porter Airlines

Thu, Dec 3 - Sun, Dec 6

8:45 am - 11:27 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 42mnonstop

6:55 pm - 7:58 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 03mnonstop

$322Air Canada

Wed, Nov 18 - Sun, Nov 22

9:42 am - 12:32 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mnonstop

7:09 am - 8:39 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 30mnonstop

$358Qantas Airways

Sat, Dec 12 - Sat, Dec 12

8:52 am - 2:25 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

4h 33m1 stop Washington, D.C. Dulles Intl

5:55 pm - 7:05 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 10mnonstop

$371United Airlines

Tue, Dec 1 - Tue, Dec 1

5:55 am - 2:25 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

7h 30m1 stop Washington, D.C. Dulles Intl

5:55 pm - 7:05 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 10mnonstop

$371United Airlines

Mon, Nov 23 - Wed, Nov 25

8:45 pm - 11:59 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

2h 14mnonstop

7:09 am - 8:39 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 30mnonstop

$376Qantas Airways

Recent last minute flight deals from Illinois to Toronto

Fri, Nov 13 - Sat, Nov 14

12:15 pm - 3:00 pmORD Chicago O'Hare Intl-YTZ Toronto Island

1h 45mnonstop

4:35 pm - 5:40 pmYTZ Toronto Island-ORD Chicago O'Hare Intl

2h 05mnonstop

$325Porter Airlines

Mon, Nov 9 - Fri, Nov 13

8:45 pm - 11:46 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

2h 01mnonstop

6:21 pm - 7:41 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 20mnonstop

$359British Airways

Thu, Nov 12 - Wed, Dec 9

7:55 am - 9:58 pmORD Chicago O'Hare Intl-YTZ Toronto Island

13h 03m2 stops Fort Lauderdale Ottawa

10:29 am - 11:34 amYTZ Toronto Island-ORD Chicago O'Hare Intl

2h 05mnonstop

$359Multiple Airlines

Wed, Nov 11 - Wed, Nov 25

8:00 am - 10:50 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mnonstop

7:09 am - 8:39 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 30mnonstop

$366Qantas Airways

Tue, Nov 10 - Mon, Nov 16

8:45 pm - 11:46 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

2h 01mnonstop

6:21 pm - 7:41 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 20mnonstop

$376Qantas Airways

Tue, Nov 10 - Thu, Nov 12

11:45 am - 2:34 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 49mnonstop

7:09 am - 8:39 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 30mnonstop

$376Porter Airlines

Fri, Nov 13 - Sat, Nov 14

12:50 pm - 3:33 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 43mnonstop

6:55 pm - 7:58 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 03mnonstop

$527Air Canada

Tue, Nov 10 - Thu, Nov 26

10:15 am - 12:52 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 37mnonstop

8:20 am - 9:23 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 03mnonstop

$543Air Canada

Wed, Nov 11 - Wed, Nov 25

11:45 am - 2:34 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 49mnonstop

11:45 am - 1:10 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 25mnonstop

$546American Airlines

Wed, Nov 11 - Wed, Nov 25

12:01 pm - 7:00 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

5h 59m1 stop New York LaGuardia

7:09 am - 8:39 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 30mnonstop

$556American Airlines

Recent direct flight deals from Illinois to Toronto

Sat, Dec 5 - Wed, Dec 9

6:20 pm - 9:05 pmORD Chicago O'Hare Intl-YTZ Toronto Island

1h 45mnonstop

4:35 pm - 5:40 pmYTZ Toronto Island-ORD Chicago O'Hare Intl

2h 05mnonstop

$274Porter Airlines

Thu, Dec 17 - Sun, Dec 20

12:15 pm - 3:00 pmORD Chicago O'Hare Intl-YTZ Toronto Island

1h 45mnonstop

4:35 pm - 5:40 pmYTZ Toronto Island-ORD Chicago O'Hare Intl

2h 05mnonstop

$316Porter Airlines

Thu, Dec 3 - Sun, Dec 6

8:45 am - 11:27 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 42mnonstop

6:55 pm - 7:58 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 03mnonstop

$322Air Canada

Thu, Dec 3 - Sun, Dec 6

8:45 am - 11:27 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 42mnonstop

8:05 am - 9:08 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 03mnonstop

$323Air Canada

Thu, Dec 3 - Sun, Dec 6

1:55 pm - 4:42 pmORD Chicago O'Hare Intl-YTZ Toronto Island

1h 47mnonstop

4:35 pm - 5:40 pmYTZ Toronto Island-ORD Chicago O'Hare Intl

2h 05mnonstop

$331Multiple Airlines

Thu, Dec 3 - Sun, Dec 6

1:55 pm - 4:42 pmORD Chicago O'Hare Intl-YTZ Toronto Island

1h 47mnonstop

4:35 pm - 5:40 pmYTZ Toronto Island-ORD Chicago O'Hare Intl

2h 05mnonstop

$332Multiple Airlines

Wed, Nov 18 - Sun, Nov 22

9:42 am - 12:32 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mnonstop

7:09 am - 8:39 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 30mnonstop

$358Qantas Airways

Mon, Nov 23 - Wed, Nov 25

8:45 pm - 11:59 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

2h 14mnonstop

7:09 am - 8:39 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 30mnonstop

$376Qantas Airways

Sat, Nov 28 - Wed, Dec 2

11:45 am - 2:33 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 48mnonstop

11:36 am - 1:01 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 25mnonstop

$385American Airlines

Thu, Dec 3 - Sat, Dec 5

9:42 am - 12:35 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 53mnonstop

1:20 pm - 2:40 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 20mnonstop

$385American Airlines

Useful Info

Low season	February
High season	July
Cheapest flight	$116

Most popular time to fly with an average 3% increase in price.

Flight from Chicago O'Hare Airport to Toronto Pearson Airport

Verified travelerFlew with Air Canada-Oct 2026

O'Hare is a big airport, so find some time to look at the layout befire arrival so you know roughly where you are and where you're going. Signage is great so it shouldn't be a great hassle.

NikhilFlew with Air Canada-Jul 2025

small flight, not much storage space as per the passengers. Try to get a booking which is Group 1 or 2 latest.

Verified travelerFlew with Porter Airlines-Sep 2024

Please start bags check-in at least 2.5 hour before flight and finish at 30 min before flight.

How does KAYAK find such low prices on flights from Illinois to Toronto?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Toronto.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Toronto?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Toronto from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Toronto?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Toronto with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Toronto?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Toronto from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.