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Pearson Intl

$81+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYZ
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
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 December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:16 pmORD - YYZ
Nonstop2h 05mUnited Airlines
Thu 1/19:00 amYYZ - ORD
Nonstop2h 05mUnited Airlines
Deal found 12/12$282
This United Airlines deal was found by Cheapflights users on 12/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:55 pmORD - YYZ
Nonstop1h 39mUnited Airlines
Sat 1/35:30 pmYYZ - ORD
Nonstop2h 20mUnited Airlines
Deal found 12/13$318
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Wed 12/175:00 amORD - YYZ
1 stop17h 20mMultiple Airlines
Thu 1/87:35 amYYZ - ORD
1 stop27h 08mMultiple Airlines
Deal found 12/15$358
This United Airlines deal was found by Cheapflights users on 12/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:21 pmORD - YYZ
1 stop4h 25mUnited Airlines
Mon 1/57:40 pmYYZ - ORD
1 stop5h 04mUnited Airlines
Deal found 12/13$364
This United Airlines deal was found by Cheapflights users on 12/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:16 pmORD - YYZ
Nonstop2h 05mUnited Airlines
Mon 12/299:00 amYYZ - ORD
Nonstop2h 05mUnited Airlines
Deal found 12/13$371
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Thu 12/255:25 amORD - YYZ
2 stops29h 18mMultiple Airlines
Tue 1/67:35 amYYZ - ORD
1 stop25h 49mMultiple Airlines
Deal found 12/13$378
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:21 pmORD - YYZ
1 stop4h 25mUnited Airlines
Fri 1/26:50 amYYZ - ORD
Nonstop2h 13mUnited Airlines
Deal found 12/15$381
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:13 pmORD - YYZ
Nonstop1h 49mUnited Airlines
Tue 12/307:40 pmYYZ - ORD
1 stop5h 04mUnited Airlines
Deal found 12/15$384
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:16 pmORD - YYZ
Nonstop2h 05mUnited Airlines
Tue 12/307:40 pmYYZ - ORD
1 stop5h 04mUnited Airlines
Deal found 12/15$386
This Justfly.com deal was found by Cheapflights users on 12/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:50 amMDW - YYZ
1 stop24h 18mWestJet
Mon 1/56:14 pmYYZ - MDW
1 stop17h 13mWestJet
Deal found 12/13$456
This Justfly.com deal was found by Cheapflights users on 12/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:08 pmMDW - YYZ
1 stop3h 42mWestJet
Tue 1/67:45 amYYZ - MDW
1 stop6h 03mWestJet
Deal found 12/13$468
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Wed 12/248:15 amMDW - YYZ
2 stops14h 05mMultiple Airlines
Thu 1/86:00 amYYZ - MDW
1 stop3h 52mMultiple Airlines
Deal found 12/14$476

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 December 15, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$184
(SmartFares)

One-way from

$81
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$301

Good round-trip deal

$452 or less

Good one-way deal

$184 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 ($36 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 December 2025
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 December 15, 2025.
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

Thu 2/19

6:40 am-5:28 pm

1 stop9h 48m

Toronto Pearson Intl

Sun 2/22

4:43 pm-5:43 pm

Nonstop2h 00m

$195

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 2/5

1:13 pm-4:02 pm

Nonstop1h 49m

Toronto Pearson Intl

Mon 2/9

11:00 am-12:08 pm

Nonstop2h 08m

$208

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 1/26

4:50 pm-7:45 pm

Nonstop1h 55m

Toronto Pearson Intl

Mon 2/2

3:30 pm-4:40 pm

Nonstop2h 10m

$211

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 1/30

7:10 am-9:58 am

Nonstop1h 48m

Toronto Pearson Intl

Mon 2/2

3:30 pm-4:40 pm

Nonstop2h 10m

$211

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 2/12

6:20 pm-11:46 pm

1 stop4h 26m

Toronto Pearson Intl

Mon 2/16

8:45 am-9:50 am

Nonstop2h 05m

$220

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 2/13

4:10 pm-11:20 pm

1 stop6h 10m

Toronto Pearson Intl

Mon 2/16

5:30 pm-6:40 pm

Nonstop2h 10m

$220

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Thu 2/5

9:33 am-4:12 pm

1 stop5h 39m

Toronto Pearson Intl

Mon 2/9

10:05 am-12:46 pm

1 stop3h 41m

$233

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Tue 2/10

9:53 am-3:59 pm

1 stop5h 06m

Toronto Pearson Intl

Fri 2/13

10:05 am-5:37 pm

1 stop8h 32m

$234

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Mon 2/16

1:26 pm-10:40 pm

1 stop8h 14m

Toronto Pearson Intl

Thu 2/26

12:11 pm-5:37 pm

1 stop6h 26m

$234

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Thu 2/5

9:33 am-4:12 pm

1 stop5h 39m

Toronto Pearson Intl

Sun 2/8

6:00 am-12:46 pm

1 stop7h 46m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 55 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 December is currently the most expensive (average of $211). 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 December 15, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 14% 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 December 16, 2024.

Travelers seeking maximum savings on their Illinois to Toronto Pearson Intl Airport flight should consider departing on Wednesday mornings 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 December 15, 2025.

The most flights from USIL to YYZ are scheduled on a Monday (64 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (19 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 49m. 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 (94%), SkyWest Airlines (82%) or Japan Airlines (79%) 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 $1,258 for a flight from Illinois to Toronto Pearson Intl Airport. The cheapest flight overall is $67 while the most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl) is currently priced at $177.

  • 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 December is currently the most expensive (average of $211). 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
Owen Sound
Ajax
Orillia
Vaughan
Richmond Hill
Gravenhurst

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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
Midway to Toronto Island flights
John F Kennedy Intl to Toronto Island flights
Tampa to Pearson Intl flights
Philadelphia to Pearson Intl flights
Austin to Pearson Intl flights
O'Hare Intl to Toronto Island flights
Raleigh to Pearson Intl flights
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Charlotte to Pearson Intl flights
Nashville to Pearson Intl flights
Fort Lauderdale to Toronto Island flights
Los Angeles to Toronto Island flights
San Francisco to Toronto Island flights
Reagan-National to Toronto Island flights
San Diego to Pearson Intl flights
LaGuardia to Toronto Island flights
Denver to Pearson Intl flights
Orlando to Toronto Island flights
Ontario to Pearson Intl flights
Columbus to Pearson Intl flights
Love Field to Pearson Intl flights
Dallas/Fort Worth to Toronto Island flights
Indianapolis to Pearson Intl flights
Atlanta to Toronto Island flights
Miami to Toronto Island flights
Las Vegas to Pearson Intl flights

Top 4 airlines flying from Illinois to Pearson Intl

Discover the top 4 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$116Average$247FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$146Average$298FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$215Average$378FlexibilityNo cancel feeOn-time71%
Porter AirlinesCheapest$294Average$466FlexibilityNo cancel feeOn-time52%

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