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Cheap flights from Illinois to Toronto from C$ 104

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YTO
15 Oct — 22 Oct1
1 adult
1 adult, Economy

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 15 September 2025.

Round-trip from

C$ 275

One-way from

C$ 104

Popular in

November

Cheapest in

July

Average price

C$ 356

Good round-trip deal

C$ 221 or less

Good one-way deal

C$ 119 or less
23/10-27/10
  • 23/10-27/10
  • 2 total stops
  • 26h 06m total
  • Illinois to Toronto
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23/10
  • 23/10
  • 1 total stop
  • 17h 22m total
  • Illinois to Toronto
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Highest demand for flights based on searches. 6% potential increase in price (C$ 36 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
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Average for round-trip flights in September 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 15 September 2025.

Thu 23/107:43 p.m.ORD - YYZ
1 stop17h 22mMultiple Airlines
Mon 27/104:00 p.m.YYZ - ORD
1 stop8h 44mMultiple Airlines
Deal found 15/9C$ 275
Wed 22/107:43 p.m.ORD - YYZ
1 stop17h 22mMultiple Airlines
Sun 26/104:00 p.m.YYZ - ORD
1 stop24h 49mMultiple Airlines
Deal found 15/9C$ 286
Tue 7/105:05 a.m.ORD - YYZ
1 stop8h 00mMultiple Airlines
Mon 13/104:00 p.m.YYZ - ORD
1 stop8h 44mMultiple Airlines
Deal found 13/9C$ 293
Fri 31/105:25 a.m.ORD - YYZ
1 stop13h 35mMultiple Airlines
Mon 3/114:00 p.m.YYZ - ORD
1 stop7h 39mMultiple Airlines
Deal found 15/9C$ 298
Fri 31/105:25 a.m.ORD - YYZ
1 stop13h 35mMultiple Airlines
Sun 9/114:00 p.m.YYZ - ORD
1 stop19h 42mMultiple Airlines
Deal found 15/9C$ 300
Mon 6/107:43 p.m.ORD - YYZ
1 stop17h 22mMultiple Airlines
Mon 13/104:00 p.m.YYZ - ORD
1 stop8h 44mMultiple Airlines
Deal found 13/9C$ 301
Sat 1/116:00 a.m.ORD - YYZ
1 stop7h 20mMultiple Airlines
Mon 3/114:00 p.m.YYZ - ORD
1 stop7h 39mMultiple Airlines
Deal found 15/9C$ 304
Fri 31/105:25 a.m.ORD - YYZ
1 stop13h 35mMultiple Airlines
Sun 2/114:00 p.m.YYZ - ORD
1 stop24h 49mMultiple Airlines
Deal found 15/9C$ 308
Thu 23/1012:53 p.m.ORD - YYZ
1 stop7h 14mMultiple Airlines
Sun 26/104:00 p.m.YYZ - ORD
1 stop24h 49mMultiple Airlines
Deal found 14/9C$ 309
Sat 25/105:05 a.m.ORD - YYZ
1 stop8h 00mMultiple Airlines
Mon 27/104:00 p.m.YYZ - ORD
1 stop8h 44mMultiple Airlines
Deal found 14/9C$ 312
Thu 16/1012:53 p.m.ORD - YYZ
1 stop7h 14mMultiple Airlines
Mon 20/104:00 p.m.YYZ - ORD
1 stop8h 44mMultiple Airlines
Deal found 15/9C$ 314
Sat 18/109:35 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 19/107:50 a.m.YTZ - MDW
Nonstop1h 49mPorter Airlines
Deal found 14/9C$ 332

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 September 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

Thu 23/10

9:35 a.m.-12:17 p.m.

Nonstop1h 42m

Toronto Island

Thu 30/10

3:00 p.m.-11:25 p.m.

1 stop9h 25m

C$ 340

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Wed 15/10

9:35 a.m.-12:17 p.m.

Nonstop1h 42m

Toronto Island

Thu 16/10

3:35 p.m.-4:24 p.m.

Nonstop1h 49m

C$ 345

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Tue 7/10

9:35 a.m.-12:17 p.m.

Nonstop1h 42m

Toronto Island

Wed 8/10

7:50 a.m.-8:39 a.m.

Nonstop1h 49m

C$ 352

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Fri 10/10

5:30 p.m.-12:40 a.m.

1 stop30h 10m

Hamilton

Fri 17/10

6:00 a.m.-4:43 p.m.

1 stop11h 43m

C$ 377

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Wed 29/10

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

Nonstop1h 42m

Toronto Island

Wed 5/11

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

Nonstop1h 50m

C$ 377

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Thu 9/10

9:35 a.m.-12:17 p.m.

Nonstop1h 42m

Toronto Island

Sun 12/10

7:50 a.m.-8:39 a.m.

Nonstop1h 49m

C$ 377

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Fri 10/10

5:30 p.m.-12:40 a.m.

1 stop30h 10m

Hamilton

Sun 12/10

6:00 a.m.-4:43 p.m.

1 stop11h 43m

C$ 381

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Sat 11/10

9:35 a.m.-12:17 p.m.

Nonstop1h 42m

Toronto Island

Sun 12/10

7:50 a.m.-8:39 a.m.

Nonstop1h 49m

C$ 381

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Thu 16/10

5:20 p.m.-8:02 p.m.

Nonstop1h 42m

Toronto Island

Sun 19/10

3:35 p.m.-4:24 p.m.

Nonstop1h 49m

C$ 383

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Tue 14/10

5:20 p.m.-8:02 p.m.

Nonstop1h 42m

Toronto Island

Fri 17/10

3:35 p.m.-4:24 p.m.

Nonstop1h 49m

C$ 383

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

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 C$ 169). Flying from Illinois to Toronto in July is currently the most expensive (average of C$ 258). 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 September 2025.

When flying from Illinois to Toronto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 2025.

The most flights from USIL to YTO are scheduled on a Friday (64 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (51 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$ 345, 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$ 116), WestJet (C$ 174), and Air Canada (C$ 206).

  • 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 Midway - Toronto Pearson Intl 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: Qatar Airways (85%), Envoy Air (80%), SkyWest Airlines( 80%).

  • What are the cheapest flights from Illinois to Toronto?

    While on average a flight from Illinois to Toronto is generally C$ 471, our data shows the cheapest flight currently is C$ 124. When looking at the most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), you can expect to pay C$ 275 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, January is the cheapest month in which you can book a flight from Illinois to Toronto (average of C$ 169). Flying from Illinois to Toronto in July is currently the most expensive (average of C$ 258). 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
LaGuardia to Pearson Intl flights
Newark to Toronto Island flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Pearson Intl flights
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Boston to Pearson Intl flights
San Francisco to Pearson Intl flights
Dallas/Fort Worth to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
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Boston to Pierre Elliott Trudeau Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Atlanta to Pearson Intl flights
George Bush Intcntl to Pearson Intl flights
Philadelphia to Pearson Intl flights
Midway to Toronto Island flights
Fort Lauderdale to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Minneapolis to Pearson Intl flights
Baltimore to Pearson Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Raleigh to Pearson Intl flights
Miami to Pearson Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Sky Harbor Intl to Pearson Intl flights
Tampa to Pearson Intl flights
Orlando to Pearson Intl flights
Orlando to Pierre Elliott Trudeau Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Raleigh to Pierre Elliott Trudeau Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Cincinnati to Pearson Intl flights
Midway to Pearson Intl flights
Nashville to Pearson Intl flights
Seattle to Pierre Elliott Trudeau Intl flights
Santa Ana to Pearson Intl flights

Top 2 airlines flying from Illinois to Toronto

Discover the top 2 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 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 203AverageC$ 411FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 260AverageC$ 365FlexibilityNo 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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