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

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.

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 September 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.

$128 Cheap Flights from Toronto Pearson Intl Airport to Illinois in 2026/27

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

As of September 2026, there are 44 flights per day flying from Toronto Pearson Intl Airport to Illinois. The most common time of day flights depart is 1:00PM, with 46% of flights taking off in the afternoon.

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

311 flights are operational weekly from Toronto Pearson Intl Airport to Illinois as of September 2026. The most popular departure day for this route is Mon, with 24% of flights per week taking off on this day.

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.

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

2h 00mnonstop

11:05 am - 5:33 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

5h 28m1 stop Montreal Pierre Elliott Trudeau Intl

$207Air Canada

Thu, Oct 8 - Sun, Oct 11

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

$207Lufthansa

Thu, Oct 8 - Sun, Oct 11

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

2h 03mnonstop

7:05 am - 1:46 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

5h 41m1 stop Montreal Pierre Elliott Trudeau Intl

$208Air Canada

Mon, Oct 26 - Thu, Oct 29

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

2h 00mnonstop

8:50 am - 11:49 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 59mnonstop

$210Lufthansa

Thu, Oct 8 - Sun, Oct 11

7:00 pm - 11:21 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

5h 21m1 stop Newark

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

1h 45mnonstop

$213United Airlines

Sat, Oct 3 - Sun, Oct 4

8:50 am - 9:48 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 58mnonstop

4:40 pm - 11:26 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

5h 46m1 stop Newark

$213United Airlines

Sat, Oct 24 - Mon, Oct 26

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

2h 30mnonstop

9:00 am - 3:10 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

5h 10m1 stop Charlotte Douglas

$213American Airlines

Tue, Nov 3 - Tue, Nov 10

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

2h 25mnonstop

6:02 am - 11:59 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

4h 57m1 stop Washington, D.C. Reagan-National

$213American Airlines

Sat, Nov 14 - Tue, Nov 17

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

2h 05mnonstop

8:30 pm - 11:29 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 59mnonstop

$398Porter Airlines

Thu, Oct 22 - Mon, Oct 26

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

2h 30mnonstop

8:45 pm - 11:40 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 55mnonstop

$399Porter Airlines

Mon, Feb 1 - Sun, Feb 7

Cheap last minute flights

Enter your travel dates to find the best prices.

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

2h 03mnonstop

12:59 pm - 3:46 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 47mnonstop

$348United Airlines

Tue, Sep 22 - Sun, Oct 11

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

2h 05mnonstop

9:20 pm - 11:59 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 39mnonstop

$348United Airlines

Wed, Sep 23 - Sun, Oct 18

5:15 pm - 6:18 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 03mnonstop

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

1h 46mnonstop

$348Multiple Airlines

Wed, Sep 23 - Sun, Oct 18

10:15 am - 11:21 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 06mnonstop

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

1h 46mnonstop

$348Multiple Airlines

Tue, Sep 22 - Thu, Oct 15

1:55 pm - 2:50 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 55mnonstop

5:35 pm - 8:18 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 43mnonstop

$350Air Canada

Wed, Sep 23 - Sat, Oct 17

4:00 pm - 4:58 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 58mnonstop

9:55 am - 12:40 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mnonstop

$350Air Canada

Wed, Sep 23 - Thu, Oct 15

11:53 am - 4:00 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

5h 07m1 stop Charlotte Douglas

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

6h 46m1 stop Philadelphia

$375American Airlines

Sat, Sep 26 - Fri, Oct 2

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

2h 05mnonstop

3:42 pm - 6:35 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 53mnonstop

$377Porter Airlines

Sat, Sep 26 - Mon, Sep 28

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

2h 10mnonstop

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

1h 56mnonstop

$377Porter Airlines

Fri, Sep 25 - Sat, Sep 26

3:13 pm - 4:18 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mnonstop

1:45 pm - 9:37 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

6h 52m1 stop New York LaGuardia

$420American Airlines

Wed, Sep 23 - Fri, Mar 5

Cheap direct flights

Enter your travel dates to find the best prices.

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

$207Lufthansa

Thu, Oct 8 - Sun, Oct 11

12:25 pm - 1:23 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 58mnonstop

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

1h 46mnonstop

$209Air Canada

Wed, Oct 7 - Wed, Oct 14

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

2h 00mnonstop

8:50 am - 11:49 amORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 59mnonstop

$210Lufthansa

Thu, Oct 8 - Sun, Oct 11

12:25 pm - 1:23 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 58mnonstop

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

1h 46mnonstop

$216Air Canada

Wed, Oct 7 - Wed, Oct 14

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

2h 10mnonstop

1:57 pm - 4:47 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mnonstop

$231United Airlines

Sat, Oct 31 - Tue, Nov 3

6:45 am - 7:54 amYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 09mnonstop

1:57 pm - 4:47 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mnonstop

$231United Airlines

Fri, Nov 6 - Fri, Nov 6

3:15 pm - 4:35 pmYYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 20mnonstop

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

2h 01mnonstop

$231American Airlines

Wed, Nov 4 - Sun, Nov 8

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

2h 30mnonstop

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

1h 50mnonstop

$231American Airlines

Mon, Dec 7 - Sun, Dec 13

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

2h 05mnonstop

8:30 pm - 11:29 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 59mnonstop

$398Porter Airlines

Thu, Oct 22 - Mon, Oct 26

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

2h 30mnonstop

8:45 pm - 11:40 pmORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 55mnonstop

$399Porter Airlines

Mon, Feb 1 - Sun, Feb 7

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? 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

Lufthansa flights from Toronto Pearson Intl Airport to Illinois

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

Lufthansa

Oct 8

YYZ7:00 amToronto Pearson Intl

2h 00m

ORD8:00 amChicago O'Hare Intl

Oct 11

ORD7:09 amChicago O'Hare Intl

1h 45m

YYZ9:54 amToronto Pearson Intl

$207

Lufthansa

Oct 8

YYZ11:00 amToronto Pearson Intl

2h 00m

ORD12:00 pmChicago O'Hare Intl

Oct 11

ORD8:50 amChicago O'Hare Intl

1h 59m

YYZ11:49 amToronto Pearson Intl

$210

Lufthansa

Oct 8

YYZ7:00 amToronto Pearson Intl

2h 00m

ORD8:00 amChicago O'Hare Intl

Oct 11

ORD5:00 amChicago O'Hare Intl

5h 43m

1 stop

YYZ11:43 amToronto Pearson Intl

$215

Air Canada flights from Toronto Pearson Intl Airport to Illinois

Our best Air Canada deals on Toronto Pearson Intl Airport to Illinois flight tickets

Air Canada

Oct 2

YYZ4:00 pmToronto Pearson Intl

5h 12m

1 stop

ORD8:12 pmChicago O'Hare Intl

Oct 4

ORD8:40 pmChicago O'Hare Intl

1h 46m

YYZ11:26 pmToronto Pearson Intl

$208

Air Canada

Oct 7

YYZ12:25 pmToronto Pearson Intl

1h 58m

ORD1:23 pmChicago O'Hare Intl

Oct 14

ORD2:15 pmChicago O'Hare Intl

1h 46m

YYZ5:01 pmToronto Pearson Intl

$209

Air Canada

Oct 2

YYZ4:00 pmToronto Pearson Intl

5h 12m

1 stop

ORD8:12 pmChicago O'Hare Intl

Oct 5

ORD2:15 pmChicago O'Hare Intl

1h 46m

YYZ5:01 pmToronto Pearson Intl

$212

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 10/8

7:00 am-8:00 am

Nonstop2h 00m

Chicago O'Hare Intl

Sun 10/11

11:05 am-5:33 pm

1 stop5h 28m

$207

Quickest round-trip

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 10/8

7:00 am-8:00 am

Nonstop2h 00m

Chicago O'Hare Intl

Sun 10/11

7:09 am-9:54 am

Nonstop1h 45m

$207

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Mon 10/26

6:55 pm-7:58 pm

Nonstop2h 03m

Chicago O'Hare Intl

Thu 10/29

7:05 am-1:46 pm

1 stop5h 41m

$208

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 10/8

11:00 am-12:00 pm

Nonstop2h 00m

Chicago O'Hare Intl

Sun 10/11

8:50 am-11:49 am

Nonstop1h 59m

$210

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 10/3

7:00 pm-11:21 pm

1 stop5h 21m

Chicago O'Hare Intl

Sun 10/4

7:09 am-9:54 am

Nonstop1h 45m

$213

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 10/24

8:50 am-9:48 am

Nonstop1h 58m

Chicago O'Hare Intl

Mon 10/26

4:40 pm-11:26 pm

1 stop5h 46m

$213

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Tue 11/3

7:09 am-8:39 am

Nonstop2h 30m

Chicago O'Hare Intl

Tue 11/10

9:00 am-3:10 pm

1 stop5h 10m

$213

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 11/14

11:36 am-1:01 pm

Nonstop2h 25m

Chicago O'Hare Intl

Tue 11/17

6:02 am-11:59 am

1 stop4h 57m

$213

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 10/22

1:15 pm-2:20 pm

Nonstop2h 05m

Chicago O'Hare Intl

Mon 10/26

8:30 pm-11:29 pm

Nonstop1h 59m

$398

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Mon 2/1

7:09 am-8:39 am

Nonstop2h 30m

Chicago O'Hare Intl

Sun 2/7

8:45 pm-11:40 pm

Nonstop1h 55m

$399

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 $251, 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 $269.

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 $483. Flights from Toronto Pearson Intl Airport to Illinois on a Monday will generally be more expensive and average around $710. 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 $425. Flights in the afternoon are often more expensive with an average ticket price of $820.

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 $313 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 $226 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	$128
Fastest flight time	1h 58m
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 $128. The best round-trip flight deal from Toronto Pearson Intl Airport to Illinois found on momondo in the last 72 hours is $207.

The fastest flight from Toronto Pearson Intl Airport to Illinois takes 1h 58m

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), Lambert-St Louis (STL).

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 September 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 17.24% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 10.60%, Boeing 737-900 at 10.00%, and Embraer 195 E2 at 9.55%.

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 $179	Free Cancellation	Rating 7.1 11,658 reviews	Search Air Canada flights
United Airlines	PriceFrom $190	Free Cancellation	Rating 7.4 10,220 reviews	Search United Airlines flights
American Airlines	PriceFrom $193	Free Cancellation	Rating 7.0 12,072 reviews	Search American Airlines flights
Porter Airlines	PriceFrom $232	Free Cancellation	Rating 8.0 462 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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Thu 10/22

Thu 10/29

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities

Other flights from Toronto Pearson Intl Airport

Other flights to Illinois

Airlines

Complete your trip

Feeling lucky

Popular cities in Illinois

Flights to New Yorkfrom $69

Flights to Los Angelesfrom $38

Flights to Orlandofrom $48

Flights to Miamifrom $50

Flights to San Franciscofrom $43

Flights to Chicagofrom $50

Flights to Las Vegasfrom $50

Flights to Washington, D.C.from $38

Flights to Fort Lauderdalefrom $38

Flights to Bostonfrom $106

Flights to Atlantafrom $38

Flights to Dallasfrom $59

Cheap flights from Toronto Pearson Intl Airport to Illinois from $128

Find the cheapest flights from Toronto Pearson Intl Airport to Illinois

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Lufthansa flights from Toronto Pearson Intl Airport to Illinois

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

Air Canada flights from Toronto Pearson Intl Airport to Illinois

Our best Air Canada 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

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Illinois

Explore popular destinations other users love

According to popular flight searches on momondo this year