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$93+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYZ
Apr 28 — May 51
Tue 4/28
Tue 5/5
1 adult, Economy
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Cheap 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 March 29, 2026.

This Mytrip deal was found by Cheapflights users on 3/25. 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.
Thu 4/1612:50 pm
ORD
-
YUL
Nonstop2h 15m
Air Canada
Sun 4/198:00 am
YUL
-
ORD
1 stop6h 05m
Air Canada
Deal found 3/25$211
This Booking.com deal was found by Cheapflights users on 3/25. 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.
Sat 5/98:45 am
ORD
-
YUL
Nonstop2h 15m
Air Canada
Sat 5/1611:10 am
YUL
-
ORD
1 stop4h 45m
Air Canada
Deal found 3/25$214
This United Airlines deal was found by Cheapflights users on 3/25. 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.
Sat 5/239:40 pm
ORD
-
YUL
1 stop16h 00m
United Airlines
Sun 5/244:55 pm
YUL
-
ORD
Nonstop2h 49m
United Airlines
Deal found 3/25$215
This Trip.com deal was found by Cheapflights users on 3/24. 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.
Thu 4/2311:00 am
MDW
-
YUL
1 stop5h 45m
Porter Airlines
Fri 5/16:30 am
YUL
-
MDW
1 stop4h 15m
Porter Airlines
Deal found 3/24$216
This Flightnetwork deal was found by Cheapflights users on 3/25. 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.
Sun 5/108:45 am
ORD
-
YUL
Nonstop2h 15m
Air Canada
Sun 5/1711:10 am
YUL
-
ORD
1 stop4h 45m
Air Canada
Deal found 3/25$217
This FlightHub deal was found by Cheapflights users on 3/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:25 am
MDW
-
YUL
1 stop5h 50m
Porter Airlines
Mon 6/86:30 am
YUL
-
MDW
1 stop4h 10m
Porter Airlines
Deal found 3/25$221
This Mytrip deal was found by Cheapflights users on 3/28. 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.
Tue 5/128:45 am
ORD
-
YYZ
1 stop5h 53m
Air Canada
Tue 5/193:00 pm
YYZ
-
ORD
1 stop6h 08m
Air Canada
Deal found 3/28$221
This Air Canada deal was found by Cheapflights users on 3/29. 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.
Sat 7/188:45 am
ORD
-
YTZ
1 stop6h 06m
Air Canada
Sun 7/2612:15 pm
YTZ
-
ORD
Nonstop1h 55m
Air Canada
Deal found 3/29$222
This American Airlines deal was found by Cheapflights users on 3/28. 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.
Thu 5/79:50 am
ORD
-
YYZ
Nonstop1h 45m
American Airlines
Tue 5/121:15 pm
YYZ
-
ORD
Nonstop2h 05m
American Airlines
Deal found 3/28$222
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 5/275:30 pm
ORD
-
YYC
Nonstop3h 55m
WestJet
Sat 5/3012:00 pm
YYC
-
ORD
Nonstop3h 40m
WestJet
Deal found 3/25$223
This Gotogate deal was found by Cheapflights users on 3/29. 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.
Tue 4/219:50 am
ORD
-
YYZ
Nonstop1h 36m
Air Canada
Wed 4/224:50 pm
YYZ
-
ORD
Nonstop2h 00m
Air Canada
Deal found 3/29$223
This Air Canada deal was found by Cheapflights users on 3/27. 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.
Tue 6/232:00 pm
ORD
-
YTZ
Nonstop1h 41m
Air Canada
Wed 7/112:15 pm
YTZ
-
ORD
Nonstop1h 55m
Air Canada
Deal found 3/27$224

Find flight deals from Illinois to Canada

Keep the following information in mind while searching for Illinois to Canada flight deals. Data was last updated March 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$211
(Mytrip)

One-way from

$93
(Booking.com)

Popular in

December

Cheapest in

September

Average price

$261

Good round-trip deal

$213 or less

Good one-way deal

$75 or less
Provider with most accurate pricing for Chicago (CHI)-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Toronto (YTO) flights.
Search Deals
From Illinois to Canada
Search Deals
One-way flight from Illinois to Canada
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Canada.
Search Deals
Price to beat on a one-way flight from Illinois to Canada.
Search Deals

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 March 29, 2026.
Use the filters below to find and compare flights from Illinois to Canada that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoToronto

ORD - YTZ

ORDYTZ

Chicago O'Hare Intl

Sat 7/18

8:45 am-3:51 pm

1 stop6h 06m

Toronto Island

Sun 7/26

12:15 pm-1:10 pm

Nonstop1h 55m

$222

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 6/18

7:09 am-9:54 am

Nonstop1h 45m

Toronto Pearson Intl

Sun 6/21

7:00 am-8:00 am

Nonstop2h 00m

$233
Quickest round-trip

ChicagoToronto

ORD - YTZ

ORDYTZ

Chicago O'Hare Intl

Wed 6/10

2:00 pm-4:41 pm

Nonstop1h 41m

Toronto Island

Wed 6/24

7:20 pm-8:16 pm

Nonstop1h 56m

$235

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 6/26

9:15 pm-11:59 pm

Nonstop1h 44m

Toronto Pearson Intl

Mon 6/29

11:00 am-12:00 pm

Nonstop2h 00m

$244

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Mon 5/4

10:30 am-6:15 pm

1 stop6h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 5/8

6:30 am-9:45 am

1 stop4h 15m

$246

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 6/5

8:40 am-7:45 pm

1 stop10h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 6/7

9:45 am-11:20 am

Nonstop2h 35m

$246

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 5/1

7:00 am-1:24 pm

1 stop5h 24m

Toronto Pearson Intl

Sun 5/3

6:00 am-11:05 am

1 stop6h 05m

$247

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 5/13

3:47 pm-11:14 pm

1 stop6h 27m

Toronto Pearson Intl

Wed 5/20

12:09 pm-4:29 pm

1 stop5h 20m

$247

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 5/7

12:30 pm-6:31 pm

1 stop5h 01m

Toronto Pearson Intl

Mon 5/11

4:04 pm-8:14 pm

1 stop5h 10m

$247

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 5/7

9:25 am-1:30 pm

1 stop3h 05m

Toronto Pearson Intl

Wed 5/13

12:09 pm-4:29 pm

1 stop5h 20m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 60 resultsSorted by cheapest first
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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, March is the cheapest month in which you can book a flight from Illinois to Canada (average of $78). Flying from Illinois to Canada in August is currently the most expensive (average of $135). 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 March 29, 2026.

A simple way to save on the total cost of your ticket is to fly from Illinois to Canada in the morning. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight at noon.

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 March 23, 2026.

Travelers seeking maximum savings on their Illinois to Canada flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday evenings 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 March 29, 2026.

The most flights from USIL to CA0 are scheduled on a Sunday (68 on average). You will have fewer flight options on Saturday, 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 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 $233, Air Canada can have you in Canada from Illinois in 1h 45m. The distance between Illinois and Canada is about 436 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 Air Canada, which is currently one of the cheapest options available, starting at $54. Qatar Airways flights start at $57 while deals on WestJet start at $58 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, March is the cheapest month in which you can book a flight from Illinois to Canada (average of $78). Flying from Illinois to Canada in August is currently the most expensive (average of $135). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 8 airlines flying from Illinois to Canada

Discover the top 8 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 March 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$72Average$446FlexibilityNo cancel feeOn-time69%
DeltaCheapest$88Average$297FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$89Average$390FlexibilityNo cancel feeOn-time67%
WestJetCheapest$110Average$290FlexibilityNo cancel feeOn-time60%
Qantas AirwaysCheapest$160Average$403FlexibilityNo cancel feeOn-time74%
Porter AirlinesCheapest$172Average$314FlexibilityNo cancel feeOn-time52%
American AirlinesCheapest$199Average$431FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$343Average$698FlexibilityNo cancel feeOn-time75%

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