$96+ Cheap flights from Canada to Illinois
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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Canada to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Canada to Illinois
Discover tips and strategies to find the most affordable flight options for your journey from Canada (CA0) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.
Round-trip from | $136 (Mytrip) |
|---|---|
One-way from | $96 (Trip.com) |
Good round-trip deal | $149 or less |
Good one-way deal | $155 or less |
Find flight deals from Canada to Illinois
Cheapest flights from Canada to IllinoisExplore the most affordable flight options available from Canada to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
Explore the most affordable flight options available from Canada to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 1/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 1/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United deal was found by Cheapflights users on 1/20. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from Canada to Illinois within your budget
Customize your flight search to find flights from Canada to Illinois 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 January 21, 2025.
Fly from
Fly to
Route
Depart
Return
Price
CalgaryChicago
YYC - ORD
YYCORD
Calgary
Thu 2/20
11:30 am-3:56 pm
Nonstop3h 26m
Chicago O'Hare Intl
Thu 2/27
4:45 pm-7:36 pm
Nonstop3h 51m
CalgaryChicago
YYC - ORD
YYCORD
Calgary
Thu 2/20
11:30 am-3:56 pm
Nonstop3h 26m
Chicago O'Hare Intl
Sat 3/1
4:21 pm-11:50 pm
1 stop8h 29m
CalgaryChicago
YYC - ORD
YYCORD
Calgary
Mon 3/17
7:20 pm-9:33 am
1 stop13h 13m
Chicago O'Hare Intl
Tue 3/18
1:05 pm-9:41 pm
1 stop9h 36m
CalgaryChicago
YYC - ORD
YYCORD
Calgary
Mon 2/3
8:30 am-6:38 pm
1 stop9h 08m
Chicago O'Hare Intl
Tue 2/11
4:51 pm-1:18 am
1 stop9h 27m
CalgaryChicago
YYC - ORD
YYCORD
Calgary
Thu 2/20
6:35 am-8:53 pm
2 stops13h 18m
Chicago O'Hare Intl
Fri 2/28
1:40 pm-11:15 pm
1 stop10h 35m
TorontoChicago
YTZ - MDW
YTZMDW
Toronto Island
Thu 2/13
11:20 am-12:10 pm
Nonstop1h 50m
Chicago Midway
Mon 2/17
1:05 pm-3:47 pm
Nonstop1h 42m
VancouverChicago
YVR - ORD
YVRORD
Vancouver Intl
Thu 2/27
5:55 am-3:56 pm
1 stop8h 01m
Chicago O'Hare Intl
Mon 3/3
4:45 pm-12:01 am
1 stop9h 16m
TorontoChicago
YYZ - ORD
YYZORD
Toronto Pearson Intl
Sat 3/1
11:31 am-12:31 pm
Nonstop2h 00m
Chicago O'Hare Intl
Wed 3/5
8:11 am-10:51 am
Nonstop1h 40m
TorontoChicago
YTZ - MDW
YTZMDW
Toronto Island
Fri 3/14
9:30 am-10:20 am
Nonstop1h 50m
Chicago Midway
Sun 3/16
11:15 am-1:57 pm
Nonstop1h 42m
TorontoChicago
YYZ - ORD
YYZORD
Toronto Pearson Intl
Sun 2/16
12:20 pm-1:11 pm
Nonstop1h 51m
Chicago O'Hare Intl
Sun 2/23
8:30 pm-11:11 pm
Nonstop1h 41m
Best time to book a flight from Canada to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Canada with our price prediction graph.
Travel insights for flights from Canada to Illinois
Get recent, data-driven insights about flights from Canada to Illinois including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Canada to Illinois?
Currently, August is the cheapest month in which you can book a flight from Canada to Illinois (average of $245). Flying from Canada to Illinois in March is currently the most expensive (average of $320). 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 CA to IL?
Find hourly flight availability from Canada to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Canada to Illinois as you normally would.
Weekly flight availability from Canada to Illinois
Explore weekly flight availability from Canada to Illinois. 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 January 21, 2025.
The most flights from CA0 to USIL are scheduled on a Monday (52 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).
Rainfall in Illinois by month
Plan your trip to Illinois by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.
Temperature in Illinois by month
Plan your trip to Illinois by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated January 21, 2025.
To help decide which airline to fly from Canada to Illinois, see what other customers have to say about KLM, WestJet and Air Canada. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Overall
Food
Boarding
Comfort
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Food
Boarding
Comfort
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Food
Boarding
Comfort
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Food
Boarding
Comfort
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Food
Boarding
Comfort
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Food
Boarding
Comfort
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Related info for your journey
Find useful and relevant information for your journey from Canada to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 Canada to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Canada to Illinois
Discover the top 6 airlines that operate flights from Canada to Illinois. 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 January 21, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$449 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$149 | Average$339 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$166 | Average$380 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$179 | Average$474 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$209 | Average$318 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$268 | Average$332 | FlexibilityNo cancel fee | On-timeN/A |