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$71+ Cheap flights from Illinois to Toronto (YTO)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YTO
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Illinois to Toronto

Keep the following information in mind while searching for Illinois to Toronto flight deals. Data was last updated August 18, 2025.

Round-trip from

$172
(Flybillet)

One-way from

$71
(Mytrip)

Popular in

November

Cheapest in

July

Average price

$274

Good round-trip deal

$172 or less

Good one-way deal

$91 or less
From Illinois to Toronto (YTO)
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One-way flight from Illinois to Toronto (YTO)
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Highest demand for flights based on searches. 8% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Illinois to Toronto (YTO).
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Price to beat on a one-way flight from Illinois to Toronto (YTO).
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Find flight deals from Illinois to Toronto

Cheapest flights from Illinois to Toronto
Explore the most affordable flight options available from Illinois to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This Flightnetwork deal was found by Cheapflights users on 8/16. 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.
Wed 10/18:25 pmORD - YYZ
Nonstop1h 43mAir Canada
Wed 10/82:10 pmYYZ - ORD
Nonstop1h 54mAir Canada
Deal found 8/16$173
This Gotogate deal was found by Cheapflights users on 8/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:55 amORD - YYZ
Nonstop1h 43mAir Canada
Sun 10/512:20 pmYYZ - ORD
Nonstop1h 54mAir Canada
Deal found 8/16$174
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:55 amORD - YYZ
Nonstop1h 43mAir Canada
Sat 10/184:40 pmYYZ - ORD
Nonstop1h 53mAir Canada
Deal found 8/18$176
This Booking.com deal was found by Cheapflights users on 8/16. 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.
Wed 10/19:55 amORD - YYZ
Nonstop1h 43mAir Canada
Thu 10/26:35 pmYYZ - ORD
Nonstop1h 54mAir Canada
Deal found 8/16$182
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Fri 11/74:50 pmORD - YYZ
Nonstop1h 55mUnited Airlines
Mon 11/107:40 pmYYZ - ORD
1 stop13h 01mUnited Airlines
Deal found 8/18$183
This Air Canada deal was found by Cheapflights users on 8/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:00 amORD - YYZ
Nonstop1h 39mAir Canada
Mon 11/36:30 pmYYZ - ORD
Nonstop2h 00mAir Canada
Deal found 8/17$184
This Flightnetwork deal was found by Cheapflights users on 8/18. 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.
Thu 10/29:35 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 10/57:50 amYTZ - MDW
Nonstop1h 49mPorter Airlines
Deal found 8/18$189
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 10/19:35 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 10/87:50 amYTZ - MDW
Nonstop1h 49mPorter Airlines
Deal found 8/17$193
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Fri 9/125:20 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 9/147:50 amYTZ - MDW
Nonstop1h 49mPorter Airlines
Deal found 8/17$195
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Fri 10/2410:40 amORD - YTZ
1 stop5h 05mAir Canada
Mon 10/2712:30 pmYTZ - ORD
1 stop8h 00mAir Canada
Deal found 8/18$198
This Trip.com deal was found by Cheapflights users on 8/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/125:20 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Mon 9/157:50 amYTZ - MDW
Nonstop1h 49mPorter Airlines
Deal found 8/16$199
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 9/105:20 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 9/147:50 amYTZ - MDW
Nonstop1h 49mPorter Airlines
Deal found 8/16$200

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Toronto 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 August 18, 2025.
Use the filters below to find and compare flights from Illinois to Toronto that are best for you.

Fly from

Illinois

Fly to

Toronto

Route

Depart

Return

Price

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 10/1

8:25 pm-11:08 pm

Nonstop1h 43m

Toronto Pearson Intl

Wed 10/8

2:10 pm-3:04 pm

Nonstop1h 54m

$173

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 10/2

8:25 pm-11:08 pm

Nonstop1h 43m

Toronto Pearson Intl

Sun 10/5

8:20 am-9:14 am

Nonstop1h 54m

$175

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 11/19

12:00 pm-7:17 pm

1 stop6h 17m

Toronto Pearson Intl

Sun 11/23

6:52 am-7:57 am

Nonstop2h 05m

$177

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 11/1

1:00 pm-6:57 pm

1 stop4h 57m

Toronto Pearson Intl

Mon 11/3

9:00 pm-10:05 pm

Nonstop2h 05m

$177

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 11/8

8:48 am-11:46 pm

1 stop13h 58m

Toronto Pearson Intl

Mon 11/10

3:30 pm-4:52 pm

Nonstop2h 22m

$177

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 10/22

9:55 am-12:38 pm

Nonstop1h 43m

Toronto Pearson Intl

Mon 10/27

2:15 pm-3:10 pm

Nonstop1h 55m

$177

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 11/3

2:39 pm-11:46 pm

1 stop8h 07m

Toronto Pearson Intl

Fri 11/7

6:52 am-7:58 am

Nonstop2h 06m

$177

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 10/3

8:25 pm-11:08 pm

Nonstop1h 43m

Toronto Pearson Intl

Sun 10/5

8:20 am-9:14 am

Nonstop1h 54m

$177

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 11/18

1:36 pm-9:24 pm

1 stop6h 48m

Toronto Pearson Intl

Thu 11/20

8:55 am-10:00 am

Nonstop2h 05m

$177

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sun 11/9

9:00 am-6:57 pm

1 stop8h 57m

Toronto Pearson Intl

Sat 11/15

3:30 pm-4:52 pm

Nonstop2h 22m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

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

Have a flexible travel schedule? Discover the best time to fly to Toronto 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

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Toronto (average of $243). Flying from Illinois to Toronto in August is currently the most expensive (average of $348). 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 YTO?

Find hourly flight availability from Illinois to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Toronto as you normally would.

Weekly flight availability from Illinois to Toronto

Explore weekly flight availability from Illinois to Toronto. 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 August 18, 2025.

The most flights from USIL to YTO are scheduled on a Monday (64 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Toronto. 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?

    For as low as $189, Air Canada can have you in Toronto from Illinois in 1h 42m. There are 442 mi between Illinois and Toronto. 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 one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $71. Users have also found prices from $74 and $75 on Porter Airlines and American Airlines, respectively.

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

    When deciding which route to take from Illinois to Toronto consider Chicago O'Hare Intl - Toronto Pearson Intl, Chicago Midway - Toronto Island or Chicago O'Hare Intl - Toronto Island as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Illinois to Toronto consider choosing SkyWest Airlines (86%), Japan Airlines (82%) or Envoy Air (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Toronto?

    The cheapest flight price from Illinois to Toronto is $69. On average you can expect to pay $907. The most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), can usually be booked for $157.

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

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

  • How can I find direct flights from Illinois to Toronto?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Toronto 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?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Toronto (average of $243). Flying from Illinois to Toronto in August is currently the most expensive (average of $348). 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

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Alternative routes for Illinois to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Pearson Intl flights
John F Kennedy Intl to Pearson Intl flights
Newark to Toronto Island flights
LaGuardia to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pearson Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Boston to Pearson Intl flights
Los Angeles to Pearson Intl flights
Reagan-National to Pearson Intl flights
San Francisco to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Hobby to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Boston to Toronto Island flights
Atlanta to Pearson Intl flights
Seattle to Pearson Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Boston to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
Fort Lauderdale to Pearson Intl flights
George Bush Intcntl to Pearson Intl flights
Baltimore to Pearson Intl flights
Minneapolis to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Toronto Island flights
Nashville to Pearson Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Orlando to Pearson Intl flights
Los Angeles to Toronto Island flights
Baltimore to Pierre Elliott Trudeau Intl flights
Orlando to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
Love Field to Pearson Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Seattle to Pierre Elliott Trudeau Intl flights
Midway to Toronto Island flights
Charlotte to Pearson Intl flights
Miami to Pearson Intl flights
Sky Harbor Intl to Pearson Intl flights
Raleigh to Pearson Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Denver to Pierre Elliott Trudeau Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Austin to Pearson Intl flights
O'Hare Intl to Toronto Island flights

Top 4 airlines flying from Illinois to Toronto

Discover the top 4 airlines that operate flights from Illinois to Toronto. 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$120Average$275FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$145Average$313FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$187Average$266FlexibilityNo cancel feeOn-time52%
American AirlinesCheapest$218Average$388FlexibilityNo cancel feeOn-time71%

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