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Pearson Intl

$86+ Cheap flights from Illinois to Pearson Intl (YYZ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYZ
févr. 28 — mars 71
sam. 2/28
sam. 3/7
1 adult, Economy
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Cheap flight deals from Illinois to Pearson Intl

Cheapest flights from Illinois to Pearson Intl
Explore the most affordable flight options available from Illinois to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/198:00 am
ORD
-
YYZ
Nonstop1h 40m
Air Canada
lun. 2/236:40 pm
YYZ
-
ORD
Nonstop2h 00m
Air Canada
Deal found 1/27$189
This Booking.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/289:50 am
ORD
-
YYZ
Nonstop1h 42m
Air Canada
mar. 4/286:30 pm
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Deal found 1/27$192
This Flightnetwork deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/1410:00 am
ORD
-
YYZ
Nonstop1h 40m
Air Canada
sam. 3/2110:00 am
YYZ
-
ORD
1 stop5h 55m
Air Canada
Deal found 1/28$193
This Flightnetwork deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 3/138:00 am
ORD
-
YYZ
Nonstop1h 40m
Air Canada
lun. 3/168:15 am
YYZ
-
ORD
Nonstop1h 58m
Air Canada
Deal found 1/26$198
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/253:49 pm
STL
-
YYZ
1 stop18h 37m
Multiple Airlines
mer. 3/47:15 am
YYZ
-
STL
1 stop16h 12m
Multiple Airlines
Deal found 1/28$218
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/176:20 pm
MDW
-
YYZ
1 stop3h 20m
Delta
mer. 2/2510:05 am
YYZ
-
MDW
1 stop3h 41m
Delta
Deal found 1/26$247
This Delta deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/191:49 pm
MDW
-
YYZ
1 stop8h 22m
Delta
lun. 2/2310:05 am
YYZ
-
MDW
1 stop8h 32m
Delta
Deal found 1/28$248
This Delta deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 5/229:30 am
MDW
-
YYZ
1 stop6h 53m
Delta
lun. 5/2512:15 pm
YYZ
-
MDW
1 stop7h 16m
Delta
Deal found 1/28$254
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/183:49 pm
STL
-
YYZ
1 stop7h 25m
Multiple Airlines
ven. 2/207:10 am
YYZ
-
STL
1 stop18h 17m
Multiple Airlines
Deal found 1/27$260
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 2/282:51 pm
STL
-
YYZ
2 stops38h 52m
Multiple Airlines
mer. 3/48:20 pm
YYZ
-
STL
1 stop28h 39m
Multiple Airlines
Deal found 1/27$267
This CheapTicketsDeal deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 3/59:34 am
MDW
-
YYZ
1 stop5h 36m
JetBlue
mar. 3/106:20 am
YYZ
-
MDW
1 stop3h 33m
JetBlue
Deal found 1/28$268
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/33:49 pm
STL
-
YYZ
1 stop7h 25m
Multiple Airlines
mar. 3/177:10 am
YYZ
-
STL
1 stop17h 09m
Multiple Airlines
Deal found 1/27$273

Find flight deals from Illinois to Pearson Intl

Keep the following information in mind while searching for Illinois to Pearson Intl flight deals. Data was last updated janvier 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$189
(Mytrip)

One-way from

$86
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$309

Good round-trip deal

$323 or less

Good one-way deal

$171 or less
Provider with most accurate pricing for Chicago (CHI)-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Toronto (YTO) flights.
Search Deals
From Illinois to Toronto Pearson Intl
Search Deals
One-way flight from Illinois to Toronto Pearson Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Toronto Pearson Intl.
Search Deals
Price to beat on a one-way flight from Illinois to Toronto Pearson Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Pearson Intl 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, Cheapflights users made 2,558,603 searches. Data last updated janvier 29, 2026.
Use the filters below to find and compare flights from Illinois to Toronto Pearson Intl Airport that are best for you.

Fly from

Illinois

Fly to

Pearson Intl

Route

Depart

Return

Price

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

mer. 3/18

1:12 pm-4:02 pm

Nonstop1h 50m

Toronto Pearson Intl

mer. 3/18

7:40 pm-11:44 pm

1 stop5h 04m

$213

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

ven. 3/13

8:40 pm-11:19 pm

Nonstop1h 39m

Toronto Pearson Intl

dim. 3/15

6:40 pm-7:45 pm

Nonstop2h 05m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

ven. 4/10

9:15 pm-11:59 pm

Nonstop1h 44m

Toronto Pearson Intl

dim. 4/12

1:00 pm-2:01 pm

Nonstop2h 01m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

jeu. 3/12

10:00 am-12:40 pm

Nonstop1h 40m

Toronto Pearson Intl

dim. 3/15

6:40 pm-7:45 pm

Nonstop2h 05m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

mar. 2/17

4:47 pm-7:45 pm

Nonstop1h 58m

Toronto Pearson Intl

jeu. 2/19

5:30 pm-6:40 pm

Nonstop2h 10m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

ven. 3/13

6:25 pm-9:18 pm

Nonstop1h 53m

Toronto Pearson Intl

dim. 3/15

8:45 am-9:50 am

Nonstop2h 05m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

sam. 4/4

9:15 pm-11:59 pm

Nonstop1h 44m

Toronto Pearson Intl

lun. 4/6

8:50 am-9:50 am

Nonstop2h 00m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

lun. 3/30

9:05 am-11:49 am

Nonstop1h 44m

Toronto Pearson Intl

mer. 4/1

8:50 am-9:50 am

Nonstop2h 00m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

lun. 3/30

9:15 pm-11:59 pm

Nonstop1h 44m

Toronto Pearson Intl

jeu. 4/2

1:00 pm-2:00 pm

Nonstop2h 00m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

sam. 3/28

9:15 pm-11:58 pm

Nonstop1h 43m

Toronto Pearson Intl

mar. 3/31

10:15 am-11:18 am

Nonstop2h 03m

$222

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Pearson Intl

Have a flexible travel schedule? Discover the best time to fly to Pearson Intl from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Toronto Pearson Intl Airport

What is the cheapest month to book a flight from Illinois to Toronto Pearson Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Illinois to Toronto Pearson Intl Airport (average of $85). Flying from Illinois to Toronto Pearson Intl Airport in July is currently the most expensive (average of $187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to YYZ?

Find hourly flight availability from Illinois to Pearson Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated janvier 29, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 35% on flights from Illinois to Toronto Pearson Intl Airport by exploring options for tickets in the evening.

What is the cheapest day to fly from Illinois to Toronto Pearson Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Pearson Intl. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their Illinois to Toronto Pearson Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Toronto Pearson Intl Airport

Explore weekly flight availability from Illinois to Pearson Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated janvier 29, 2026.

The most flights from USIL to YYZ are scheduled on a Thursday (63 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (41 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Pearson Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Toronto Pearson Intl Airport?

    Departing from Illinois to Toronto Pearson Intl Airport will take you 1h 50m. The distance from Illinois to Toronto Pearson Intl Airport is about 436 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Toronto Pearson Intl Airport one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $64. United Airlines flights start at $64 while deals on Porter Airlines start at $73 one-way.

  • What are the most popular routes from Illinois to Toronto Pearson Intl Airport?

    Most travelers choose Chicago O'Hare Intl - Toronto Pearson Intl, Chicago Midway - Toronto Pearson Intl or Lambert-St Louis - Toronto Pearson Intl when deciding on the best route from Illinois to Toronto Pearson Intl Airport.

  • What are the most reliable airlines from Illinois to Toronto Pearson Intl Airport?

    Consider Korean Air (88%), Alaska Airlines (73%) or Japan Airlines (72%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Toronto Pearson Intl Airport.

  • What are the cheapest flights from Illinois to Toronto Pearson Intl Airport?

    On average you can expect to pay $1,329 for a flight from Illinois to Toronto Pearson Intl Airport. The cheapest flight overall is $85 while the most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl) is currently priced at $205.

  • Can I find deals for flights from Illinois to Pearson Intl that include hotel bookings?

    Yes. In addition to deals on Illinois to Pearson Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Pearson Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Pearson Intl.

  • Can I find deals for business class flights from Illinois to Pearson Intl?

    Yes. Cheapflights offers flight deals from Illinois to Pearson Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Toronto Pearson Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Toronto Pearson Intl Airport (average of $85). Flying from Illinois to Toronto Pearson Intl Airport in July is currently the most expensive (average of $187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Toronto Pearson Intl Airport?

Book flights to Toronto Pearson Intl Airport if you plan to visit one of these locations
Brampton
Kitchener
Markham
Collingwood
Oakville
Brantford
Pickering
Lindsay
Peterborough
Barrie
Cambridge
Milton
Oshawa
Burlington
Ajax
Owen Sound
Orillia
Vaughan
Richmond Hill
Gravenhurst

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Pearson Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Midway to Pearson Intl flights
John F Kennedy Intl to Toronto Island flights
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Denver to Pearson Intl flights
Raleigh to Pearson Intl flights
San Francisco to Toronto Island flights
O'Hare Intl to Toronto Island flights
Tampa to Pearson Intl flights
LaGuardia to Toronto Island flights
Miami to Pearson Intl flights
Reagan-National to Toronto Island flights
Los Angeles to Toronto Island flights
Orlando to Toronto Island flights
Charlotte to Pearson Intl flights
Nashville to Pearson Intl flights
Midway to Toronto Island flights
Austin to Pearson Intl flights
Love Field to Pearson Intl flights
Detroit to Pearson Intl flights
Dallas/Fort Worth to Toronto Island flights
Ontario to Pearson Intl flights
St. Louis to Pearson Intl flights
Fort Lauderdale to Toronto Island flights
Fort Myers to Pearson Intl flights
Seattle to Toronto Island flights
Pittsburgh to Pearson Intl flights
Philadelphia to Toronto Island flights

Top 5 airlines flying from Illinois to Pearson Intl

Discover the top 5 airlines that operate flights from Illinois to Pearson Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated janvier 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$88Average$359FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$100Average$237FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$109Average$476FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$140Average$287FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$217Average$359FlexibilityNo cancel feeOn-time71%

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