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Cheap flights from Toronto Pearson Intl Airport to Illinois from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto Pearson Intl Airport to Illinois departing on 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Toronto Pearson Intl Airport to Illinois

Cheap round-trip flights

Multiple Airlines Logo
6:30 am - 6:38 pmYYZ-ORD
13h 08m1 stop
Multiple Airlines Logo
7:43 pm - 2:05 pmORD-YYZ
17h 22m1 stop
$215Multiple Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
Multiple Airlines Logo
4:00 pm - 11:44 pmYYZ-ORD
8h 44m1 stop
Multiple Airlines Logo
1:26 pm - 9:07 pmORD-YYZ
6h 41m1 stop
$217Multiple Airlines
Find Deal
lun., oct. 20 - jue., oct. 23
WestJet Logo
12:25 pm - 6:49 pmYYZ-ORD
7h 24m1 stop
WestJet Logo
7:10 am - 11:20 amORD-YYZ
3h 10m1 stop
$241WestJet
Find Deal
sáb., nov. 1 - sáb., nov. 8
WestJet Logo
6:20 am - 10:30 amYYZ-MDW
5h 10m1 stop
WestJet Logo
3:00 pm - 11:18 pmMDW-YYZ
7h 18m1 stop
$241WestJet
Find Deal
sáb., nov. 1 - sáb., nov. 8
Air Canada Logo
7:00 am - 11:18 amYYZ-ORD
5h 18m1 stop
Air Canada Logo
10:00 am - 12:40 pmORD-YYZ
1h 40mnonstop
$272Air Canada
Find Deal
dom., nov. 2 - dom., nov. 9
American Airlines Logo
1:15 pm - 11:54 pmYYZ-STL
11h 39m1 stop
American Airlines Logo
6:00 am - 2:30 pmSTL-YYZ
7h 30m1 stop
$377American Airlines
Find Deal
mié., oct. 15 - mar., oct. 21
Air Canada Logo
2:15 pm - 3:18 pmYYZ-STL
2h 03mnonstop
Air Canada Logo
4:05 pm - 7:06 pmSTL-YYZ
2h 01mnonstop
$383Air Canada
Find Deal
sáb., oct. 25 - dom., nov. 2
American Airlines Logo
1:15 pm - 8:26 pmYYZ-STL
8h 11m1 stop
American Airlines Logo
7:16 am - 12:35 pmSTL-YYZ
4h 19m1 stop
$405American Airlines
Find Deal
mar., oct. 7 - dom., oct. 12
United Airlines Logo
11:00 am - 2:27 pmYYZ-STL
4h 27m1 stop
United Airlines Logo
5:28 pm - 11:58 pmSTL-YYZ
5h 30m1 stop
$427United Airlines
Find Deal
sáb., oct. 25 - sáb., oct. 25
United Airlines Logo
3:00 pm - 10:35 pmYYZ-STL
8h 35m2 stops
United Airlines Logo
6:30 am - 2:19 pmSTL-YYZ
6h 49m2 stops
$435United Airlines
Find Deal
mié., oct. 1 - vie., oct. 3

WestJet flights from Toronto Pearson Intl Airport to Illinois

Our best WestJet deals on Toronto Pearson Intl Airport to Illinois flight tickets
WestJet
Nov 1
YYZ12:25 pmToronto Pearson Intl
7h 24m
1 stop
ORD6:49 pmChicago O'Hare Intl
Nov 8
ORD7:10 amChicago O'Hare Intl
3h 10m
1 stop
YYZ11:20 amToronto Pearson Intl
$241
Find similar
WestJet
Oct 17
YYZ8:00 amToronto Pearson Intl
9h 43m
1 stop
ORD4:43 pmChicago O'Hare Intl
Oct 19
ORD5:30 pmChicago O'Hare Intl
12h 17m
2 stops
YYZ6:47 amToronto Pearson Intl
$243
Find similar
WestJet
Oct 24
YYZ8:00 amToronto Pearson Intl
9h 43m
1 stop
ORD4:43 pmChicago O'Hare Intl
Oct 30
ORD2:20 pmChicago O'Hare Intl
9h 06m
1 stop
YYZ12:26 amToronto Pearson Intl
$246
Find similar

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 30
YYZ11:44 amToronto Pearson Intl
1h 55m
ORD12:39 pmChicago O'Hare Intl
Oct 7
ORD8:14 amChicago O'Hare Intl
1h 45m
YYZ10:59 amToronto Pearson Intl
$323
Find similar
American Airlines
Oct 15
YYZ1:15 pmToronto Pearson Intl
11h 39m
1 stop
STL11:54 pmLambert-St Louis
Oct 21
STL6:00 amLambert-St Louis
7h 30m
1 stop
YYZ2:30 pmToronto Pearson Intl
$377
Find similar
American Airlines
Oct 7
YYZ1:15 pmToronto Pearson Intl
8h 11m
1 stop
STL8:26 pmLambert-St Louis
Oct 12
STL7:16 amLambert-St Louis
4h 19m
1 stop
YYZ12:35 pmToronto Pearson Intl
$405
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Toronto Pearson Intl Airport to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated septiembre 18, 2025.
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

mié. 10/15

6:30 am-6:38 pm

1 stop13h 08m

Chicago O'Hare Intl

mié. 10/22

7:43 pm-2:05 pm

1 stop17h 22m

$215

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

lun. 10/20

4:00 pm-11:44 pm

1 stop8h 44m

Chicago O'Hare Intl

jue. 10/23

1:26 pm-9:07 pm

1 stop6h 41m

$217

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

sáb. 11/1

12:25 pm-6:49 pm

1 stop7h 24m

Chicago O'Hare Intl

sáb. 11/8

7:10 am-11:20 am

1 stop3h 10m

$241

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

sáb. 11/1

6:20 am-10:30 am

1 stop5h 10m

Chicago Midway

sáb. 11/8

3:00 pm-11:18 pm

1 stop7h 18m

$241

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

dom. 11/2

7:00 am-11:18 am

1 stop5h 18m

Chicago O'Hare Intl

dom. 11/9

10:00 am-12:40 pm

Nonstop1h 40m

$272

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

mié. 10/15

1:15 pm-11:54 pm

1 stop11h 39m

Lambert-St Louis

mar. 10/21

6:00 am-2:30 pm

1 stop7h 30m

$377

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

sáb. 10/25

2:15 pm-3:18 pm

Nonstop2h 03m

Lambert-St Louis

dom. 11/2

4:05 pm-7:06 pm

Nonstop2h 01m

$383

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

mar. 10/7

1:15 pm-8:26 pm

1 stop8h 11m

Lambert-St Louis

dom. 10/12

7:16 am-12:35 pm

1 stop4h 19m

$405

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

sáb. 10/25

11:00 am-2:27 pm

1 stop4h 27m

Lambert-St Louis

sáb. 10/25

5:28 pm-11:58 pm

1 stop5h 30m

$427

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

mié. 10/1

3:00 pm-10:35 pm

2 stops8h 35m

Lambert-St Louis

vie. 10/3

6:30 am-2:19 pm

2 stops6h 49m

$435

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

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?

The cheapest month to fly to Illinois from Toronto Pearson Intl Airport is in August. Flight prices, which tend to average around $240, 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 August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $253.

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 Saturday when prices can be found for as low as $434. Flights from Toronto Pearson Intl Airport to Illinois on a Monday will generally be more expensive and average around $701. 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 $396. Flights in the afternoon are often more expensive with an average ticket price of $613.

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 $292 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 $216 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

$245

Fastest flight time

1h 53m

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 $245. The best round-trip flight deal from Toronto Pearson Intl Airport to Illinois found on momondo in the last 72 hours is $374.
The fastest flight from Toronto Pearson Intl Airport to Illinois takes 1h 53m
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?

  • 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?

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 CanadaPriceFrom $146Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $165Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
10,000 reviews
Search American 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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sáb. 10/18
sáb. 10/25
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