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Cheap flights from Illinois to Toronto Pearson Intl Airport from C$ 112

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYZ
15 Jan — 22 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to Pearson Intl

Enter your travel dates to find the best prices.

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 16 December 2025.

Mon 29/126:16 p.m.ORD - YYZ
Nonstop2h 05mUnited Airlines
Thu 1/19:00 a.m.YYZ - ORD
Nonstop2h 05mUnited Airlines
Deal found 12/12C$ 388
Mon 29/123:55 p.m.ORD - YYZ
Nonstop1h 39mUnited Airlines
Sat 3/15:30 p.m.YYZ - ORD
Nonstop2h 20mUnited Airlines
Deal found 13/12C$ 438
Wed 17/125:00 a.m.ORD - YYZ
1 stop17h 20mMultiple Airlines
Thu 8/17:35 a.m.YYZ - ORD
1 stop27h 08mMultiple Airlines
Deal found 15/12C$ 493
Wed 31/126:21 p.m.ORD - YYZ
1 stop4h 25mUnited Airlines
Mon 5/17:40 p.m.YYZ - ORD
1 stop5h 04mUnited Airlines
Deal found 13/12C$ 501
Sat 27/126:16 p.m.ORD - YYZ
Nonstop2h 05mUnited Airlines
Mon 29/129:00 a.m.YYZ - ORD
Nonstop2h 05mUnited Airlines
Deal found 13/12C$ 511
Thu 25/125:25 a.m.ORD - YYZ
2 stops29h 18mMultiple Airlines
Tue 6/17:35 a.m.YYZ - ORD
1 stop25h 49mMultiple Airlines
Deal found 13/12C$ 520
Tue 30/126:21 p.m.ORD - YYZ
1 stop4h 25mUnited Airlines
Fri 2/16:50 a.m.YYZ - ORD
Nonstop2h 13mUnited Airlines
Deal found 15/12C$ 525
Tue 30/121:13 p.m.ORD - YYZ
Nonstop1h 49mUnited Airlines
Tue 30/127:40 p.m.YYZ - ORD
1 stop5h 04mUnited Airlines
Deal found 15/12C$ 529
Mon 29/129:20 p.m.ORD - YYZ
Nonstop1h 39mUnited Airlines
Mon 5/17:40 p.m.YYZ - ORD
1 stop14h 58mUnited Airlines
Deal found 13/12C$ 531
Fri 26/126:08 p.m.MDW - YYZ
1 stop3h 42mWestJet
Sun 11/110:05 a.m.YYZ - MDW
1 stop3h 43mWestJet
Deal found 15/12C$ 571
Wed 31/129:50 a.m.MDW - YYZ
1 stop24h 18mWestJet
Mon 5/16:14 p.m.YYZ - MDW
1 stop17h 13mWestJet
Deal found 13/12C$ 628
Thu 25/126:08 p.m.MDW - YYZ
1 stop3h 42mWestJet
Tue 6/17:45 a.m.YYZ - MDW
1 stop6h 03mWestJet
Deal found 13/12C$ 644

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 16 December 2025.

Round-trip from

C$ 253

One-way from

C$ 112

Popular in

January

Cheapest in

September

Average price

C$ 414

Good round-trip deal

C$ 284 or less

Good one-way deal

C$ 184 or less
Air Canada
  • Air Canada
  • 28/1-4/2
  • Nonstop
  • 3h 35m total
  • Illinois to Toronto
Search Deals
28/1
  • 28/1
  • 2 total stops
  • 14h 10m total
  • Illinois to Toronto
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 8 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.
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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 629,999 searches. Data last updated 16 December 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 5/2

1:13 p.m.-4:02 p.m.

Nonstop1h 49m

Toronto Pearson Intl

Mon 9/2

11:00 a.m.-12:08 p.m.

Nonstop2h 08m

C$ 286

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 26/1

1:13 p.m.-4:02 p.m.

Nonstop1h 49m

Toronto Pearson Intl

Mon 2/2

9:00 p.m.-10:05 p.m.

Nonstop2h 05m

C$ 290

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 30/1

9:15 p.m.-11:59 p.m.

Nonstop1h 44m

Toronto Pearson Intl

Mon 2/2

9:00 p.m.-10:05 p.m.

Nonstop2h 05m

C$ 290

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 29/1

6:05 a.m.-11:48 a.m.

1 stop4h 43m

Toronto Pearson Intl

Sun 1/2

9:00 p.m.-10:05 p.m.

Nonstop2h 05m

C$ 303

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Fri 13/2

1:28 p.m.-7:09 p.m.

1 stop4h 41m

Toronto Pearson Intl

Sun 22/2

12:11 p.m.-5:37 p.m.

1 stop6h 26m

C$ 321

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Tue 10/2

9:53 a.m.-3:59 p.m.

1 stop5h 06m

Toronto Pearson Intl

Fri 13/2

10:05 a.m.-5:37 p.m.

1 stop8h 32m

C$ 322

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Thu 5/2

9:53 a.m.-3:59 p.m.

1 stop5h 06m

Toronto Pearson Intl

Mon 9/2

12:12 p.m.-5:55 p.m.

1 stop6h 43m

C$ 322

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Mon 16/2

1:26 p.m.-10:40 p.m.

1 stop8h 14m

Toronto Pearson Intl

Thu 26/2

12:11 p.m.-5:37 p.m.

1 stop6h 26m

C$ 322

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Thu 5/2

9:33 a.m.-4:12 p.m.

1 stop5h 39m

Toronto Pearson Intl

Sun 8/2

6:00 a.m.-12:46 p.m.

1 stop7h 46m

C$ 322

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Sun 11/1

9:46 p.m.-6:20 a.m.

1 stop31h 34m

Toronto Pearson Intl

Fri 16/1

7:10 a.m.-10:34 p.m.

1 stop16h 24m

C$ 337

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

Showing 1-10 of 53 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 C$ 117). Flying from Illinois to Toronto Pearson Intl Airport in December is currently the most expensive (average of C$ 290). 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 16 December 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 62% 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 16 December 2024.

Travelers seeking maximum savings on their Illinois to Toronto Pearson Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday mornings 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 16 December 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?

    There are many flights that can get you from Illinois to Toronto Pearson Intl Airport in 1h 49m. Fly via United Airlines or Delta to get the fastest option. Illinois and Toronto Pearson Intl Airport are separated by a distance of 702 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 95. Users have also found prices from C$ 111 and C$ 114 on American Airlines and Air Canada, respectively.

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

    Most travellers 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?

    Looking at all options, your cheapest flight can be booked for C$ 88. While the most popular route (Chicago O'Hare Intl - Toronto Pearson Intl) can be booked for C$ 244 on average, our data indicates C$ 355 when flying from Illinois to Toronto Pearson Intl Airport.

  • 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 C$ 117). Flying from Illinois to Toronto Pearson Intl Airport in December is currently the most expensive (average of C$ 290). 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

Travelling 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
Markham
Oakville
Collingwood
Kitchener
Vaughan
Burlington
Richmond Hill
Barrie
Milton
Muskoka
Cambridge
Waterloo
Guelph
Lindsay
Pickering
Peterborough
Oshawa
St. Catharines
Brantford

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.
Newark to Pearson Intl flights
Newark to Toronto Island flights
John F Kennedy Intl to Pearson Intl flights
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O'Hare Intl to Pearson Intl flights
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Boston to Pearson Intl flights
Dallas/Fort Worth to Pearson Intl flights
Boston to Toronto Island flights
Atlanta to Pearson Intl flights
Hobby to Pearson Intl flights
George Bush Intcntl to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
Miami to Pearson Intl flights
Dulles Intl to Toronto Island flights
Seattle to Pearson Intl flights
Orlando to Pearson Intl flights
Sky Harbor Intl to Pearson Intl flights
Baltimore to Pearson Intl flights
Midway to Toronto Island flights
Tampa to Pearson Intl flights
Minneapolis to Pearson Intl flights
Philadelphia to Pearson Intl flights
Detroit to Pearson Intl flights
Charlotte to Pearson Intl flights
Raleigh to Pearson Intl flights
Austin to Pearson Intl flights
Midway to Pearson Intl flights
Fort Lauderdale to Toronto Island flights
Nashville to Pearson Intl flights
O'Hare Intl to Toronto Island flights
Denver to Pearson Intl flights
San Diego to Pearson Intl flights
Dallas/Fort Worth to Toronto Island flights
Orlando to Toronto Island flights
Ontario to Pearson Intl flights
Los Angeles to Toronto Island flights
San Francisco to Toronto Island flights
Atlanta to Toronto Island flights
LaGuardia to Toronto Island flights
West Palm Beach to Pearson Intl flights
Love Field to Pearson Intl flights
John F Kennedy Intl to Toronto Island flights
Columbus to Pearson Intl flights
Las Vegas to Pearson Intl flights
Philadelphia to Toronto Island flights

Top 3 airlines flying from Illinois to Pearson Intl

Discover the top 3 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 629,999 searches. Data last updated 16 December 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 150AverageC$ 463FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 203AverageC$ 355FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 259AverageC$ 354FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Illinois to Pearson Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Pearson Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Illinois to Pearson Intl?

Cheapflights helps you find that perfect flight to Pearson Intl from Illinois by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Illinois to Pearson Intl with no change fees?

Certainly. Search results for flights to Pearson Intl from Illinois shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Illinois to Pearson Intl become cheaper?

Not ready to book yet? You can track prices for flights from Illinois to Pearson Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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