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$73+ Cheap flights from Illinois to Canada

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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYZ
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheap flight deals from Illinois to Canada

Keep the following information in mind while searching for Illinois to Canada flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$181
(United Airlines)

One-way from

$73
(United Airlines)

Popular in

January

Cheapest in

September

Average price

$294

Good round-trip deal

$193 or less

Good one-way deal

$72 or less
Provider with most accurate pricing for Chicago (CHI)-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Toronto (YTO) flights.
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From Illinois to Canada
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One-way flight from Illinois to Canada
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Highest demand for flights based on searches. 11% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Illinois to Canada.
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Price to beat on a one-way flight from Illinois to Canada.
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Find flight deals from Illinois to Canada

Cheapest flights from Illinois to Canada
Explore the most affordable flight options available from Illinois to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1810:46 amORD - YQB
Nonstop2h 27mUnited Airlines
Tue 11/185:10 pmYQB - ORD
1 stop7h 24mUnited Airlines
Deal found 10/23$181
This American Airlines deal was found by Cheapflights users on 10/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:34 pmORD - YYZ
Nonstop1h 55mAmerican Airlines
Fri 12/124:44 pmYYZ - ORD
Nonstop2h 00mAmerican Airlines
Deal found 10/22$184
This Trip.com deal was found by Cheapflights users on 10/20. 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 12/52:20 pmORD - YYC
Nonstop3h 55mWestJet
Fri 12/129:00 amYYC - ORD
Nonstop3h 35mWestJet
Deal found 10/20$187
This Trip.com deal was found by Cheapflights users on 10/22. 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 11/283:35 pmORD - YYC
1 stop9h 09mAir Canada
Thu 12/48:45 pmYYC - ORD
2 stops13h 33mAir Canada
Deal found 10/22$192
This American Airlines deal was found by Cheapflights users on 10/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:06 amORD - YYZ
1 stop4h 48mAmerican Airlines
Fri 12/56:00 amYYZ - ORD
Nonstop2h 15mAmerican Airlines
Deal found 10/23$194
This SmartFares deal was found by Cheapflights users on 10/21. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:40 pmORD - YVR
Nonstop4h 35mAir Canada
Fri 12/128:30 amYVR - ORD
Nonstop4h 11mAir Canada
Deal found 10/21$195
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Sun 12/710:24 amORD - YVR
1 stop26h 48mMultiple Airlines
Sun 12/1411:00 pmYVR - ORD
1 stop16h 27mMultiple Airlines
Deal found 10/23$198
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1810:46 amORD - YQB
Nonstop2h 27mUnited Airlines
Fri 11/212:55 pmYQB - ORD
Nonstop3h 02mUnited Airlines
Deal found 10/23$198
This American Airlines deal was found by Cheapflights users on 10/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:39 amORD - YYZ
Nonstop1h 51mAmerican Airlines
Sun 12/76:00 amYYZ - ORD
1 stop6h 03mAmerican Airlines
Deal found 10/23$200
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/204:58 pmORD - YVR
1 stop31h 22mMultiple Airlines
Sun 11/2311:00 pmYVR - ORD
1 stop10h 34mMultiple Airlines
Deal found 10/22$203
This Trip.com deal was found by Cheapflights users on 10/22. 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 11/282:20 pmORD - YYC
Nonstop3h 55mMultiple Airlines
Thu 12/48:45 pmYYC - ORD
2 stops13h 33mMultiple Airlines
Deal found 10/22$203
This United deal was found by Cheapflights users on 10/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/110:46 amORD - YQB
Nonstop2h 27mMultiple Airlines
Tue 11/46:00 amYQB - ORD
1 stop6h 18mMultiple Airlines
Deal found 10/21$203

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Canada 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 October 23, 2025.
Use the filters below to find and compare flights from Illinois to Canada that are best for you.

Fly from

Illinois

Fly to

Canada

Route

Depart

Return

Price

ChicagoQuébec City

ORD - YQB

ORDYQB

Chicago O'Hare Intl

Tue 11/18

10:46 am-2:13 pm

Nonstop2h 27m

Québec City

Fri 11/21

2:55 pm-4:57 pm

Nonstop3h 02m

$198

ChicagoQuébec City

ORD - YQB

ORDYQB

Chicago O'Hare Intl

Wed 11/12

10:46 am-2:13 pm

Nonstop2h 27m

Québec City

Fri 11/14

2:55 pm-4:57 pm

Nonstop3h 02m

$198

ChicagoQuébec City

ORD - YQB

ORDYQB

Chicago O'Hare Intl

Wed 11/5

10:46 am-2:13 pm

Nonstop2h 27m

Québec City

Wed 11/12

2:55 pm-4:57 pm

Nonstop3h 02m

$198

ChicagoQuébec City

ORD - YQB

ORDYQB

Chicago O'Hare Intl

Wed 11/5

10:46 am-2:13 pm

Nonstop2h 27m

Québec City

Sat 11/8

6:00 am-11:18 am

1 stop6h 18m

$203

ChicagoQuébec City

ORD - YQB

ORDYQB

Chicago O'Hare Intl

Sat 11/1

10:46 am-2:13 pm

Nonstop2h 27m

Québec City

Tue 11/4

6:00 am-11:18 am

1 stop6h 18m

$203

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 1/17

7:10 am-1:28 pm

1 stop5h 18m

Montreal Pierre Elliott Trudeau Intl

Sun 1/18

9:15 am-11:39 pm

1 stop15h 24m

$206

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 1/16

8:52 am-3:16 pm

1 stop5h 24m

Montreal Pierre Elliott Trudeau Intl

Sun 1/18

9:15 am-2:25 pm

1 stop6h 10m

$206

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Wed 1/14

7:10 am-1:28 pm

1 stop5h 18m

Montreal Pierre Elliott Trudeau Intl

Sun 1/18

7:00 am-1:15 pm

1 stop7h 15m

$206

ChicagoQuébec City

ORD - YQB

ORDYQB

Chicago O'Hare Intl

Tue 11/11

7:15 am-3:52 pm

1 stop7h 37m

Québec City

Sat 11/15

2:55 pm-4:57 pm

Nonstop3h 02m

$208

ChicagoQuébec City

ORD - YQB

ORDYQB

Chicago O'Hare Intl

Sat 11/1

4:20 pm-10:47 pm

1 stop5h 27m

Québec City

Wed 11/5

2:55 pm-4:57 pm

Nonstop3h 02m

$208

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

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

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

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

Currently, April is the cheapest month in which you can book a flight from Illinois to Canada (average of $80). Flying from Illinois to Canada in August is currently the most expensive (average of $132). 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 CA?

Find hourly flight availability from Illinois to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Illinois to Canada in the evening. If you’re flexible enough to do this you can expect to save up to 35% on your trip compared to booking a flight in the morning.

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

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

Travelers seeking maximum savings on their Illinois to Canada flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Canada

Explore weekly flight availability from Illinois to Canada. 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 October 23, 2025.

The most flights from USIL to CA0 are scheduled on a Thursday (63 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

Related info for your journey

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

    For as low as $198, United Airlines can have you in Canada from Illinois in 2h 27m. The distance between Illinois and Canada is about 878 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 Canada one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $73. American Airlines flights start at $77 while deals on Delta start at $89 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Canada 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 Canada?

    Currently, April is the cheapest month in which you can book a flight from Illinois to Canada (average of $80). Flying from Illinois to Canada in August is currently the most expensive (average of $132). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Canada

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Illinois to Canada

Discover the top 7 airlines that operate flights from Illinois to Canada. 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$91Average$496FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$98Average$422FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$109Average$337FlexibilityNo cancel feeOn-time52%
DeltaCheapest$109Average$424FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$142Average$273FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$192Average$491FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$464Average$715FlexibilityNo cancel feeOn-time75%

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