What airlines fly to Illinois?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Illinois from Toronto Pearson Intl Airport according to our data. Air Canada is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Toronto Pearson Intl to Illinois?

United Airlines, Delta, and American Airlines are the most popular carriers operating from Toronto Pearson Intl to Illinois

When did momondo last update prices for flights from Toronto Pearson Intl Airport to Illinois?

Prices for flights from Toronto Pearson Intl Airport to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from Toronto Pearson Intl Airport to Illinois?

The number of operators available for flights from Toronto Pearson Intl Airport to Illinois is 4 as of August 2026.

How old do you have to be to fly from Toronto Pearson Intl Airport to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Toronto Pearson Intl Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The necessary travel and health documents for your Illinois 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.

$133 Cheap Flights from Toronto Pearson Intl Airport to Illinois in 2026

Q: How many flights depart from Toronto Pearson Intl Airport to Illinois on average per week?

418 flights are operational weekly from Toronto Pearson Intl Airport to Illinois as of August 2026. The most popular departure day for this route is Sun, with 18% of flights per week taking off on this day.

Q: How many flights depart from Toronto Pearson Intl Airport to Illinois on average per day?

As of August 2026, there are 59 flights per day flying from Toronto Pearson Intl Airport to Illinois. The most common time of day flights depart is 11:00AM, with 43% of flights taking off in the afternoon.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Toronto Pearson Intl Airport to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 pm - 7:48 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 58mnonstop

8:40 pm - 11:26 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 46mnonstop

$199Air Canada

Thu, Sep 10 - Sun, Sep 13

2:00 pm - 2:55 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 55mnonstop

8:40 pm - 11:26 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 46mnonstop

$200Air Canada

Thu, Sep 10 - Sun, Sep 13

11:40 am - 12:45 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

2:51 pm - 5:44 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 53mnonstop

$208Porter Airlines

Sat, Sep 12 - Thu, Sep 17

1:15 pm - 2:20 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

8:30 pm - 11:26 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 56mnonstop

$209Porter Airlines

Wed, Sep 23 - Thu, Sep 24

11:00 am - 12:00 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mnonstop

9:18 pm - 11:59 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 41mnonstop

$211United Airlines

Sun, Sep 6 - Tue, Sep 8

7:00 am - 8:00 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mnonstop

7:09 am - 9:54 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mnonstop

$211United Airlines

Sun, Sep 20 - Thu, Sep 24

11:00 am - 12:00 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mnonstop

7:09 am - 9:54 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mnonstop

$213Lufthansa

Thu, Sep 10 - Sun, Sep 13

6:30 am - 7:40 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 10mnonstop

5:48 pm - 11:46 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

4h 58m1 stop Philadelphia

$217British Airways

Tue, Sep 15 - Wed, Sep 23

1:15 pm - 2:20 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

5:48 pm - 11:46 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

4h 58m1 stop Philadelphia

$221American Airlines

Tue, Sep 8 - Fri, Sep 11

1:15 pm - 2:20 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

4:00 pm - 11:46 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

6h 46m1 stop Philadelphia

$221American Airlines

Fri, Sep 25 - Mon, Sep 28

Cheap last minute flights

Enter your travel dates to find the best prices.

9:00 pm - 10:05 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

10:43 am - 1:42 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 59mnonstop

$353United Airlines

Tue, Aug 11 - Sun, Sep 13

4:00 pm - 4:57 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 57mnonstop

8:50 pm - 11:36 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 46mnonstop

$353Air Canada

Thu, Aug 13 - Sat, Aug 22

12:09 pm - 6:33 pmYYZ Toronto Pearson Intl-MDW Chicago Midway

7h 24m1 stop Detroit Metropolitan Wayne County

6:40 pm - 10:59 pmMDW Chicago Midway-YYZ Toronto Pearson Intl

3h 19m1 stop Detroit Metropolitan Wayne County

$359Delta

Tue, Aug 11 - Sun, Sep 13

3:00 pm - 10:15 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

8h 15m1 stop Newark

5:53 pm - 8:44 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 51mnonstop

$359United Airlines

Tue, Aug 11 - Sun, Sep 13

4:00 pm - 4:57 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 57mnonstop

3:40 pm - 9:55 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

5h 15m1 stop Montreal Pierre Elliott Trudeau Intl

$361Air Canada

Thu, Aug 13 - Sat, Aug 22

9:45 am - 4:17 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

7h 32m1 stop Detroit Metropolitan Wayne County

8:48 am - 5:24 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

7h 36m1 stop Detroit Metropolitan Wayne County

$374Delta

Thu, Aug 13 - Fri, Aug 28

11:39 am - 12:44 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

8:09 am - 10:59 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mnonstop

$382American Airlines

Wed, Aug 12 - Wed, Aug 19

11:39 am - 12:44 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

7:30 am - 2:58 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

6h 28m1 stop Charlotte Douglas

$392American Airlines

Wed, Aug 12 - Wed, Aug 19

11:39 am - 12:44 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

8:32 pm - 11:29 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 57mnonstop

$471Porter Airlines

Thu, Aug 13 - Mon, Aug 31

11:39 am - 12:44 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

8:32 pm - 11:29 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 57mnonstop

$486Porter Airlines

Tue, Aug 11 - Thu, Aug 13

Cheap direct flights

Enter your travel dates to find the best prices.

6:50 pm - 7:48 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 58mnonstop

8:40 pm - 11:26 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 46mnonstop

$199Air Canada

Thu, Sep 10 - Sun, Sep 13

2:00 pm - 2:55 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 55mnonstop

8:40 pm - 11:26 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 46mnonstop

$200Air Canada

Thu, Sep 10 - Sun, Sep 13

11:40 am - 12:45 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

2:51 pm - 5:44 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 53mnonstop

$208Porter Airlines

Sat, Sep 12 - Thu, Sep 17

1:15 pm - 2:20 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

8:30 pm - 11:26 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 56mnonstop

$209Porter Airlines

Wed, Sep 23 - Thu, Sep 24

11:00 am - 12:00 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mnonstop

9:18 pm - 11:59 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 41mnonstop

$211United Airlines

Sun, Sep 6 - Tue, Sep 8

7:00 am - 8:00 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mnonstop

7:09 am - 9:54 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mnonstop

$211United Airlines

Sun, Sep 20 - Thu, Sep 24

11:00 am - 12:00 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mnonstop

7:09 am - 9:54 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mnonstop

$213Lufthansa

Thu, Sep 10 - Sun, Sep 13

8:50 am - 9:53 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 03mnonstop

2:15 pm - 5:01 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 46mnonstop

$238Multiple Airlines

Sat, Sep 19 - Mon, Sep 21

6:30 am - 7:40 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 10mnonstop

9:45 am - 12:35 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mnonstop

$275American Airlines

Sun, Sep 13 - Wed, Sep 16

6:30 am - 7:40 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 10mnonstop

9:45 am - 12:35 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mnonstop

$298American Airlines

Thu, Sep 10 - Mon, Sep 14

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American Airlines flights from Toronto Pearson Intl Airport to Illinois

Our best American Airlines deals on Toronto Pearson Intl Airport to Illinois flight tickets

American Airlines

Sep 8

YYZ6:00 amToronto Pearson Intl

6h 08m

1 stop

ORD11:08 amChicago O'Hare Intl

Sep 15

ORD8:59 amChicago O'Hare Intl

7h 01m

1 stop

YYZ5:00 pmToronto Pearson Intl

$236

American Airlines

Aug 18

YYZ7:20 amToronto Pearson Intl

2h 10m

ORD8:30 amChicago O'Hare Intl

Aug 26

ORD11:10 amChicago O'Hare Intl

6h 35m

1 stop

YYZ6:45 pmToronto Pearson Intl

$296

American Airlines

Aug 22

YYZ6:08 pmToronto Pearson Intl

6h 36m

1 stop

ORD11:44 pmChicago O'Hare Intl

Aug 26

ORD11:10 amChicago O'Hare Intl

6h 35m

1 stop

YYZ6:45 pmToronto Pearson Intl

$323

United Airlines flights from Toronto Pearson Intl Airport to Illinois

Our best United Airlines deals on Toronto Pearson Intl Airport to Illinois flight tickets

United Airlines

Sep 14

YYZ8:50 amToronto Pearson Intl

2h 03m

ORD9:53 amChicago O'Hare Intl

Sep 26

ORD7:09 amChicago O'Hare Intl

1h 45m

YYZ9:54 amToronto Pearson Intl

$211

United Airlines

Sep 10

YYZ8:50 amToronto Pearson Intl

2h 03m

ORD9:53 amChicago O'Hare Intl

Sep 12

ORD2:32 pmChicago O'Hare Intl

6h 51m

1 stop

YYZ10:23 pmToronto Pearson Intl

$238

United Airlines

Sep 10

YYZ8:50 amToronto Pearson Intl

2h 03m

ORD9:53 amChicago O'Hare Intl

Sep 12

ORD2:32 pmChicago O'Hare Intl

6h 51m

1 stop

YYZ10:23 pmToronto Pearson Intl

$239

momondo Fare Finder

Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 9/10

6:50 pm-7:48 pm

Nonstop1h 58m

Chicago O'Hare Intl

Sun 9/13

8:40 pm-11:26 pm

Nonstop1h 46m

$199

Quickest round-trip

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 9/10

2:00 pm-2:55 pm

Nonstop1h 55m

Chicago O'Hare Intl

Sun 9/13

8:40 pm-11:26 pm

Nonstop1h 46m

$200

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 9/12

11:40 am-12:45 pm

Nonstop2h 05m

Chicago O'Hare Intl

Thu 9/17

2:51 pm-5:44 pm

Nonstop1h 53m

$208

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Wed 9/23

1:15 pm-2:20 pm

Nonstop2h 05m

Chicago O'Hare Intl

Thu 9/24

8:30 pm-11:26 pm

Nonstop1h 56m

$209

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sun 9/6

11:00 am-12:00 pm

Nonstop2h 00m

Chicago O'Hare Intl

Tue 9/8

9:18 pm-11:59 pm

Nonstop1h 41m

$211

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sun 9/20

7:00 am-8:00 am

Nonstop2h 00m

Chicago O'Hare Intl

Thu 9/24

7:09 am-9:54 am

Nonstop1h 45m

$211

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 9/10

11:00 am-12:00 pm

Nonstop2h 00m

Chicago O'Hare Intl

Sun 9/13

7:09 am-9:54 am

Nonstop1h 45m

$213

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Tue 9/15

6:30 am-7:40 am

Nonstop2h 10m

Chicago O'Hare Intl

Wed 9/23

5:48 pm-11:46 pm

1 stop4h 58m

$217

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Tue 9/8

1:15 pm-2:20 pm

Nonstop2h 05m

Chicago O'Hare Intl

Fri 9/11

5:48 pm-11:46 pm

1 stop4h 58m

$221

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Fri 9/25

1:15 pm-2:20 pm

Nonstop2h 05m

Chicago O'Hare Intl

Mon 9/28

4:00 pm-11:46 pm

1 stop6h 46m

$221

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 Toronto Pearson Intl Airport to Illinois

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 Illinois?

The cheapest month to fly to Illinois from Toronto Pearson Intl Airport is in January. Flight prices, which tend to average around $248, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $270.

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

The cheapest day to depart from Toronto Pearson Intl Airport to Illinois is on a Friday when prices can be found for as low as $482. Flights from Toronto Pearson Intl Airport to Illinois on a Monday will generally be more expensive and average around $732. 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 Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Toronto Pearson Intl Airport to Illinois during this time can be as low as $407. Flights in the afternoon are often more expensive with an average ticket price of $772.

What is the cheapest Toronto Pearson Intl to Illinois flight route?

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

How far in advance should I book a flight from Toronto Pearson Intl Airport to Illinois?

You are more likely to see cheaper flights to Illinois from Toronto Pearson Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $306 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Toronto Pearson Intl Airport for as low as $175 on momondo.

What cabin class options are available on Toronto Pearson Intl Airport to Illinois flights?

There are 4 cabin classes available to choose from on Toronto Pearson Intl Airport to Illinois 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 Toronto Pearson Intl Airport to Illinois flights?

No. A direct flight is the cheapest option for a flight between Toronto Pearson Intl Airport to Illinois.

Cheap Toronto Pearson Intl Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto Pearson Intl Airport to Illinois

Best Price Found	$231
Fastest flight time	1h 55m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Toronto Pearson Intl Airport in the past 72 hours is $231. The best round-trip flight deal from Toronto Pearson Intl Airport to Illinois found on momondo in the last 72 hours is $418.

The fastest flight from Toronto Pearson Intl Airport to Illinois takes 1h 55m

Direct flights go from Toronto Pearson Intl Airport to Illinois every day.

There are 98 airports in Illinois. From Toronto Pearson Intl Airport there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from Toronto Pearson Intl Airport to Illinois

When did momondo last update prices for flights from Toronto Pearson Intl Airport to Illinois?
Prices for flights from Toronto Pearson Intl Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Toronto Pearson Intl Airport to Illinois?
The number of operators available for flights from Toronto Pearson Intl Airport to Illinois is 4 as of August 2026.
How old do you have to be to fly from Toronto Pearson Intl Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Toronto Pearson Intl Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois 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 Toronto Pearson Intl Airport to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Toronto Pearson Intl Airport to Illinois is De Havilland (Bombardier) DHC-8-400 Dash 8Q, representing 16.16% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 10.17%, Boeing 737-800 at 10.02%, and Boeing 737-900 at 9.04%.

Best airlines flying from Toronto Pearson Intl Airport to Illinois

Compare and see reviews for airlines that fly from Toronto Pearson Intl Airport to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $178	Free Cancellation	Rating 7.1 11,455 reviews	Search Air Canada flights
American Airlines	PriceFrom $189	Free Cancellation	Rating 7.1 11,895 reviews	Search American Airlines flights
United Airlines	PriceFrom $190	Free Cancellation	Rating 7.4 10,089 reviews	Search United Airlines flights
Porter Airlines	PriceFrom $232	Free Cancellation	Rating 8.0 452 reviews	Search Porter Airlines flights

Why use momondo?

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

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 Illinois from Toronto.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Toronto.

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

Yes. momondo can track prices for Toronto to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Toronto Pearson Intl Airport to Illinois from $133

Find the cheapest flights from Toronto Pearson Intl Airport to Illinois

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American Airlines flights from Toronto Pearson Intl Airport to Illinois

Our best American Airlines deals on Toronto Pearson Intl Airport to Illinois flight tickets

United Airlines flights from Toronto Pearson Intl Airport to Illinois

Our best United Airlines deals on Toronto Pearson Intl Airport to Illinois flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Illinois that are best for you.

See travel insights to Illinois from

How to get the cheapest flight ticket from Toronto Pearson Intl Airport to Illinois

What is the cheapest month to fly to Illinois?

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

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

What is the cheapest Toronto Pearson Intl to Illinois flight route?

How far in advance should I book a flight from Toronto Pearson Intl Airport to Illinois?

What cabin class options are available on Toronto Pearson Intl Airport to Illinois flights?

Can stopping save me money on Toronto Pearson Intl Airport to Illinois flights?

What is the cheapest airline that flies from Toronto Pearson Intl to Illinois?

What airlines fly to Illinois?

How many flights depart from Toronto Pearson Intl Airport to Illinois on average per day?

How many flights depart from Toronto Pearson Intl Airport to Illinois on average per week?

Cheap Toronto Pearson Intl Airport to Illinois flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

Frequently asked questions about flying from Toronto Pearson Intl Airport to Illinois

Best airlines flying from Toronto Pearson Intl Airport to Illinois

Compare and see reviews for airlines that fly from Toronto Pearson Intl Airport to Illinois with momondo

Why use momondo?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo

Toronto Pearson Intl Airport flight routes

According to popular flight searches on momondo this year

Illinois flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Illinois

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Complete your trip to Illinois

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According to popular flight searches on momondo this year