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

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

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 52% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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 5 as of November 2025.

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.

$129 Cheap Flights from Toronto Pearson Intl Airport to Illinois in 2025/26

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

As of November 2025, there are 55 flights per day flying from Toronto Pearson Intl Airport to Illinois. The most common time of day flights depart is 11:00AM, with 45% of flights taking off in the afternoon.

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

385 flights are operational weekly from Toronto Pearson Intl Airport to Illinois as of November 2025. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.

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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.

3:30 pm - 4:40 pmYYZ-ORD

2h 10mnonstop

3:35 pm - 12:04 amORD-YYZ

7h 29m1 stop

$183Multiple Airlines

Find Deal

Mon, Feb 9 - Sat, Feb 28

8:15 am - 9:10 amYYZ-ORD

1h 55mnonstop

10:00 am - 12:45 pmORD-YYZ

1h 45mnonstop

$184Air Canada

Find Deal

Thu, Apr 23 - Tue, May 5

6:00 am - 7:15 amYYZ-ORD

2h 15mnonstop

8:10 am - 10:56 amORD-YYZ

1h 46mnonstop

$188American Airlines

Find Deal

Thu, Dec 11 - Sun, Dec 14

6:00 am - 7:15 amYYZ-ORD

2h 15mnonstop

9:39 am - 12:30 pmORD-YYZ

1h 51mnonstop

$189American Airlines

Find Deal

Thu, Dec 11 - Sun, Dec 14

6:40 pm - 11:35 pmYYZ-ORD

5h 55m1 stop

1:13 pm - 4:02 pmORD-YYZ

1h 49mnonstop

$193United Airlines

Find Deal

Mon, Jan 5 - Tue, Jan 13

7:45 am - 1:07 pmYYZ-ORD

6h 22m1 stop

6:08 pm - 10:41 pmORD-YYZ

3h 33m1 stop

$201Delta

Find Deal

Mon, Jan 5 - Mon, Jan 12

7:45 am - 12:48 pmYYZ-MDW

6h 03m1 stop

6:14 pm - 10:41 pmMDW-YYZ

3h 27m1 stop

$201Delta

Find Deal

Mon, Jan 5 - Mon, Jan 12

5:30 pm - 6:39 pmYYZ-ORD

2h 09mnonstop

9:20 pm - 11:59 pmORD-YYZ

1h 39mnonstop

$202United Airlines

Find Deal

Wed, Nov 26 - Sun, Nov 30

6:30 am - 6:18 pmYYZ-MDW

12h 48m1 stop

9:59 am - 4:15 pmMDW-YYZ

5h 16m1 stop

$275WestJet

Find Deal

Wed, Dec 3 - Wed, Dec 10

6:30 pm - 9:54 amYYZ-MDW

16h 24m2 stops

10:49 am - 11:59 pmMDW-YYZ

12h 10m1 stop

$279WestJet

Find Deal

Tue, Dec 2 - Tue, Dec 9

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

Dec 11

YYZ6:00 amToronto Pearson Intl

2h 15m

ORD7:15 amChicago O'Hare Intl

Dec 14

ORD8:10 amChicago O'Hare Intl

1h 46m

YYZ10:56 amToronto Pearson Intl

$188

Find similar

American Airlines

Dec 11

YYZ6:00 amToronto Pearson Intl

2h 15m

ORD7:15 amChicago O'Hare Intl

Dec 14

ORD9:39 amChicago O'Hare Intl

1h 51m

YYZ12:30 pmToronto Pearson Intl

$189

Find similar

American Airlines

Nov 22

YYZ6:20 pmToronto Pearson Intl

2h 00m

ORD7:20 pmChicago O'Hare Intl

Dec 1

ORD5:00 amChicago O'Hare Intl

5h 03m

1 stop

YYZ11:03 amToronto Pearson Intl

$190

Find similar

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

Jan 5

YYZ6:40 pmToronto Pearson Intl

5h 55m

1 stop

ORD11:35 pmChicago O'Hare Intl

Jan 13

ORD1:13 pmChicago O'Hare Intl

1h 49m

YYZ4:02 pmToronto Pearson Intl

$193

Find similar

United Airlines

Nov 26

YYZ5:30 pmToronto Pearson Intl

2h 09m

ORD6:39 pmChicago O'Hare Intl

Nov 30

ORD9:20 pmChicago O'Hare Intl

1h 39m

YYZ11:59 pmToronto Pearson Intl

$202

Find similar

United Airlines

Dec 22

YYZ9:00 pmToronto Pearson Intl

2h 05m

ORD10:05 pmChicago O'Hare Intl

Jan 7

ORD11:15 amChicago O'Hare Intl

1h 46m

YYZ2:01 pmToronto Pearson Intl

$206

Find similar

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

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 2/9

3:30 pm-4:40 pm

Nonstop2h 10m

Chicago O'Hare Intl

Sat 2/28

3:35 pm-12:04 am

1 stop7h 29m

$183

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 4/23

8:15 am-9:10 am

Nonstop1h 55m

Chicago O'Hare Intl

Tue 5/5

10:00 am-12:45 pm

Nonstop1h 45m

$184

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 12/11

6:00 am-7:15 am

Nonstop2h 15m

Chicago O'Hare Intl

Sun 12/14

8:10 am-10:56 am

Nonstop1h 46m

$188

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 12/11

6:00 am-7:15 am

Nonstop2h 15m

Chicago O'Hare Intl

Sun 12/14

9:39 am-12:30 pm

Nonstop1h 51m

$189

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 1/5

6:40 pm-11:35 pm

1 stop5h 55m

Chicago O'Hare Intl

Tue 1/13

1:13 pm-4:02 pm

Nonstop1h 49m

$193

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 1/5

7:45 am-1:07 pm

1 stop6h 22m

Chicago O'Hare Intl

Mon 1/12

6:08 pm-10:41 pm

1 stop3h 33m

$201

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Mon 1/5

7:45 am-12:48 pm

1 stop6h 03m

Chicago Midway

Mon 1/12

6:14 pm-10:41 pm

1 stop3h 27m

$201

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 11/26

5:30 pm-6:39 pm

Nonstop2h 09m

Chicago O'Hare Intl

Sun 11/30

9:20 pm-11:59 pm

Nonstop1h 39m

$202

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Wed 12/3

6:30 am-6:18 pm

1 stop12h 48m

Chicago Midway

Wed 12/10

9:59 am-4:15 pm

1 stop5h 16m

$275

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Tue 12/2

6:30 pm-9:54 am

2 stops16h 24m

Chicago Midway

Tue 12/9

10:49 am-11:59 pm

1 stop12h 10m

$279

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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 September. Flight prices, which tend to average around $231, 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 September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $240.

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 $459. Flights from Toronto Pearson Intl Airport to Illinois on a Monday will generally be more expensive and average around $733. 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 $431. Flights in the afternoon are often more expensive with an average ticket price of $626.

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 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 $291 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 $195 on momondo.

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

There are 4 cabin classes available to choose from on Toronto Pearson Intl 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	$197
Fastest flight time	1h 54m
Direct flights	Every day
Airports in Illinois	1 airport

The best one-way flight to Illinois from Toronto Pearson Intl Airport in the past 72 hours is $197. The best round-trip flight deal from Toronto Pearson Intl Airport to Illinois found on momondo in the last 72 hours is $427.

The fastest flight from Toronto Pearson Intl Airport to Illinois takes 1h 54m

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

There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)

Search flight deals

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 5 as of November 2025.
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 11.93% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 11.31%, Boeing 737 MAX 8 at 10.91%, and Boeing 737-800 at 9.17%.

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 $146	Free Cancellation	Rating 7.1 10,400 reviews	Search Air Canada flights
United Airlines	PriceFrom $165	Free Cancellation	Rating 7.4 8,998 reviews	Search United Airlines flights
Porter Airlines	PriceFrom $180	Free Cancellation	Rating 8.0 387 reviews	Search Porter Airlines flights
American Airlines	PriceFrom $196	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
WestJet	PriceFrom $208	Free Cancellation	Rating 7.2 3,153 reviews	Search WestJet 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.

An easier way to manage your Illinois trip

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Toronto Pearson Intl Airport flight routes

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Cheap flights from Toronto Pearson Intl Airport to Illinois from $129

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Big names and deals

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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

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

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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

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?

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 $431. Flights in the afternoon are often more expensive with an average ticket price of $626.

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 to Illinois?

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

There are 4 cabin classes available to choose from on Toronto Pearson Intl 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.

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

Delta, Air Canada, and United Airlines are the most popular carriers operating 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?

As of November 2025, there are 55 flights per day flying from Toronto Pearson Intl Airport to Illinois. The most common time of day flights depart is 11:00AM, with 45% of flights taking off in the afternoon.

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

385 flights are operational weekly from Toronto Pearson Intl Airport to Illinois as of November 2025. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.

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

Fastest flight time

Direct flights

Airports in Illinois

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

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

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

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

What is the most popular plane model 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?

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

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

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

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

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