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Illinois

$147+ Cheap flights from Quebec 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — ORD
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Quebec to Illinois

Cheapest flights from Quebec to Illinois
Explore the most affordable flight options available from Quebec to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This FlightHub deal was found by Cheapflights users on 12/15. 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.
Sat 12/276:45 amYUL - MDW
1 stop4h 20mPorter Airlines
Mon 2/2311:00 amMDW - YUL
1 stop4h 30mPorter Airlines
Deal found 12/15$300
This FlightHub deal was found by Cheapflights users on 12/14. 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.
Mon 12/296:45 amYUL - MDW
1 stop4h 20mPorter Airlines
Sun 1/411:05 amMDW - YUL
1 stop5h 40mPorter Airlines
Deal found 12/14$305
This Trip.com deal was found by Cheapflights users on 12/15. 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.
Tue 12/306:45 amYUL - MDW
1 stop4h 20mPorter Airlines
Fri 1/24:15 pmMDW - YUL
1 stop5h 30mPorter Airlines
Deal found 12/15$306
This FlightHub deal was found by Cheapflights users on 12/15. 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.
Wed 12/316:45 amYUL - MDW
1 stop4h 20mPorter Airlines
Mon 1/54:15 pmMDW - YUL
1 stop5h 30mPorter Airlines
Deal found 12/15$318
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Mon 12/226:45 amYUL - MDW
1 stop4h 20mPorter Airlines
Tue 1/611:00 amMDW - YUL
1 stop5h 45mPorter Airlines
Deal found 12/15$343
This Trip.com deal was found by Cheapflights users on 12/14. 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.
Mon 12/226:45 amYUL - MDW
1 stop4h 20mPorter Airlines
Tue 12/304:15 pmMDW - YUL
1 stop5h 30mPorter Airlines
Deal found 12/14$345
This Trip.com deal was found by Cheapflights users on 12/13. 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 12/2510:15 amYUL - MDW
1 stop6h 05mPorter Airlines
Sun 12/284:15 pmMDW - YUL
1 stop5h 30mPorter Airlines
Deal found 12/13$353
This Trip.com deal was found by Cheapflights users on 12/15. 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.
Mon 12/226:45 amYUL - MDW
1 stop4h 20mPorter Airlines
Mon 1/54:15 pmMDW - YUL
1 stop5h 30mPorter Airlines
Deal found 12/15$355
This FlightHub deal was found by Cheapflights users on 12/14. 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.
Mon 12/226:45 amYUL - MDW
1 stop4h 20mPorter Airlines
Sun 12/284:15 pmMDW - YUL
1 stop5h 30mPorter Airlines
Deal found 12/14$377
This deal was found by Cheapflights users on 12/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:25 amYUL - MDW
1 stop4h 55mPorter Airlines
Wed 12/1711:00 amMDW - YUL
1 stop4h 30mPorter Airlines
Deal found 12/15$387
This Air Canada deal was found by Cheapflights users on 12/15. 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.
Mon 12/221:10 pmYUL - ORD
Nonstop2h 45mAir Canada
Tue 1/68:00 amORD - YUL
1 stop4h 22mAir Canada
Deal found 12/15$388
This Expedia deal was found by Cheapflights users on 12/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:10 pmYUL - ORD
Nonstop2h 45mAir Canada
Mon 1/58:45 pmORD - YUL
1 stop10h 37mAir Canada
Deal found 12/15$397

Find flight deals from Quebec to Illinois

Keep the following information in mind while searching for Quebec to Illinois flight deals. Data was last updated December 16, 2025.

Round-trip from

$189
(Air Canada)

One-way from

$147
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$352

Good round-trip deal

$400 or less

Good one-way deal

$233 or less
From Quebec to Illinois
Search Deals
One-way flight from Quebec to Illinois
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 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 Quebec to Illinois.
Search Deals
Price to beat on a one-way flight from Quebec to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quebec 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 December 16, 2025.
Use the filters below to find and compare flights from Quebec to Illinois that are best for you.

Fly from

Quebec

Fly to

Illinois

Route

Depart

Return

Price

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

6:45 am-10:05 am

1 stop4h 20m

Chicago Midway

Sat 2/14

12:45 pm-6:45 pm

1 stop5h 00m

$189

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sun 2/15

6:45 am-10:05 am

1 stop4h 20m

Chicago Midway

Wed 2/18

11:00 am-6:45 pm

1 stop6h 45m

$189

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sun 2/15

10:15 am-3:20 pm

1 stop6h 05m

Chicago Midway

Mon 2/16

4:15 pm-10:45 pm

1 stop5h 30m

$189

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

6:45 am-10:05 am

1 stop4h 20m

Chicago Midway

Fri 2/20

11:00 am-5:45 pm

1 stop5h 45m

$189

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sun 2/15

6:45 am-10:05 am

1 stop4h 20m

Chicago Midway

Tue 2/17

11:00 am-6:45 pm

1 stop6h 45m

$189

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

6:45 am-10:05 am

1 stop4h 20m

Chicago Midway

Thu 2/19

11:00 am-5:45 pm

1 stop5h 45m

$189

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sun 2/15

6:45 am-10:05 am

1 stop4h 20m

Chicago Midway

Fri 2/20

11:00 am-5:45 pm

1 stop5h 45m

$189

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sun 2/15

6:45 am-10:05 am

1 stop4h 20m

Chicago Midway

Thu 2/19

11:00 am-5:45 pm

1 stop5h 45m

$189

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

6:00 am-9:41 am

1 stop4h 41m

Chicago O'Hare Intl

Sat 2/14

2:03 pm-11:10 pm

1 stop8h 07m

$216

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

12:30 pm-6:49 pm

1 stop7h 19m

Chicago O'Hare Intl

Mon 2/16

9:35 am-6:35 pm

1 stop8h 00m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

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

Have a flexible travel schedule? Discover the best time to fly to Illinois from Quebec 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 Quebec to Illinois

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

Currently, December is the cheapest month in which you can book a flight from Quebec to Illinois (average of $127). Flying from Quebec to Illinois in March is currently the most expensive (average of $249). 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 QC to IL?

Find hourly flight availability from Quebec 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 December 16, 2025.

It’s typically best to fly out from Quebec to Illinois in the afternoon. Doing so could potentially save you 52% on the flight price compared to flying in the evening, which is usually more expensive.

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

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

Travelers seeking maximum savings on their Quebec to Illinois flight should consider departing on Thursday evenings 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 Quebec to Illinois

Explore weekly flight availability from Quebec 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 December 16, 2025.

The most flights from CAQC to USIL are scheduled on a Monday (20 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).

How much does it cost to fly round-trip from Quebec to Illinois?

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 December 16, 2025.
Read reviews from past customers who have flown Porter Airlines, United Airlines, and American Airlines from Quebec to Illinois. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
399 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
399 reviews
Porter Airlines
8.0
Very good
399 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,094 reviews
Porter Airlines
8.0
Very good
399 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,048 reviews
Porter Airlines
8.0
Very good
399 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,527 reviews
Porter Airlines
8.0
Very good
399 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

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

    Porter Airlines, Delta, and United Airlines can get you from Quebec to Illinois in just under 4h 20m. Your travel time can differ by up to 2h 27m. Airlines will cover a distance of 743 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Quebec to Illinois one-way?

    The cheapest airlines for a one-way flight from Quebec to Illinois are Air Canada ($104), American Airlines ($113), and Porter Airlines ($134).

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Quebec to Illinois (average of $127). Flying from Quebec to Illinois in March is currently the most expensive (average of $249). 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 Quebec to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Quebec to Illinois

Discover the top 4 airlines that operate flights from Quebec 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$156Average$337FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$217Average$300FlexibilityNo cancel feeOn-time52%
American AirlinesCheapest$251Average$411FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$267Average$402FlexibilityNo cancel feeOn-time69%

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