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Cheap flights from Illinois to Toronto 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 — YTO
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to Toronto

Enter your travel dates to find the best prices.

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 15 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
Sat 20/124:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Mon 22/129:15 a.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Deal found 12/12C$ 482
Sun 21/1211:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Mon 22/129:15 a.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Deal found 12/12C$ 486
Mon 29/124:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Mon 5/12:30 p.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Deal found 13/12C$ 487
Sat 20/124:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Tue 23/122:30 p.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Deal found 12/12C$ 492
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
Mon 29/1211:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 4/19:15 a.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Deal found 14/12C$ 494
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
Sun 21/124:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Tue 23/122:30 p.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Deal found 12/12C$ 507
Thu 25/124:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Tue 6/19:20 a.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Deal found 13/12C$ 509
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

Find flight deals from Illinois to Toronto

Keep the following information in mind while searching for Illinois to Toronto flight deals. Data was last updated 15 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$ 280 or less

Good one-way deal

C$ 162 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 (YTO).
Search Deals
Price to beat on a one-way flight from Illinois to Toronto (YTO).
Search Deals

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 629,999 searches. Data last updated 15 December 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

MDW - YTZ

MDWYTZ

Chicago Midway

Tue 20/1

11:05 a.m.-1:47 p.m.

Nonstop1h 42m

Toronto Island

Tue 27/1

9:20 a.m.-10:10 a.m.

Nonstop1h 50m

C$ 267

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Fri 30/1

11:05 a.m.-1:47 p.m.

Nonstop1h 42m

Toronto Island

Sat 31/1

11:00 a.m.-11:50 a.m.

Nonstop1h 50m

C$ 274

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$ 291

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$ 291

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Sun 8/2

11:00 a.m.-1:42 p.m.

Nonstop1h 42m

Toronto Island

Sat 14/2

11:00 a.m.-11:50 a.m.

Nonstop1h 50m

C$ 295

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 - YTZ

MDWYTZ

Chicago Midway

Thu 15/1

11:05 a.m.-1:47 p.m.

Nonstop1h 42m

Toronto Island

Sun 18/1

9:15 a.m.-10:05 a.m.

Nonstop1h 50m

C$ 317

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

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, March is the cheapest month in which you can book a flight from Illinois to Toronto (average of C$ 109). Flying from Illinois to Toronto in December is currently the most expensive (average of C$ 291). 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 15 December 2025.

It’s optimal to fly from Illinois to Toronto in the evening. By choosing this option you can save up to 57% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Illinois to Toronto?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Toronto. Price data was last updated on 16 December 2024.

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

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 15 December 2025.

The most flights from USIL to YTO 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 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 C$ 267, Porter Airlines can have you in Toronto from Illinois in 1h 42m. Illinois and Toronto are separated by a distance of 711 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 one-way?

    The cheapest airlines for a one-way flight from Illinois to Toronto are Porter Airlines (C$ 88), United Airlines (C$ 95), and American Airlines (C$ 111).

  • 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?

    Before booking your flight to Toronto from Illinois, check out the most reliable airlines to get you to your destination on time: Korean Air (94%), SkyWest Airlines (82%), Japan Airlines( 79%).

  • What are the cheapest flights from Illinois to Toronto?

    While on average a flight from Illinois to Toronto is generally C$ 355, our data shows the cheapest flight currently is C$ 88. When looking at the most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), you can expect to pay C$ 244 for that flight.

  • 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, March is the cheapest month in which you can book a flight from Illinois to Toronto (average of C$ 109). Flying from Illinois to Toronto in December is currently the most expensive (average of C$ 291). 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
Newark to Toronto Island flights
John F Kennedy Intl to Pearson Intl flights
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John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
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Boston to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pearson Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Boston to Toronto Island flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
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Los Angeles to Pierre Elliott Trudeau 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
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Sky Harbor Intl to Pearson Intl flights
Baltimore to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Midway to Toronto Island flights
Tampa to Pearson Intl flights
Minneapolis to Pearson Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Orlando to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Detroit to Pearson Intl flights
Denver to Pierre Elliott Trudeau Intl flights
Midway to Pierre Elliott Trudeau Intl flights
Charlotte to Pearson Intl flights
Raleigh to Pearson Intl flights
Midway to Pearson Intl flights
Austin to Pearson Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights

Top 3 airlines flying from Illinois to Toronto

Discover the top 3 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 629,999 searches. Data last updated 15 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

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to Toronto?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Toronto from Illinois today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Illinois to Toronto.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Illinois to Toronto, users can toggle the no change fees filter when performing a flight search.

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

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

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