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Cheap flights from Quebec to Illinois from C$ 161

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — ORD
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Quebec to Illinois

Enter your travel dates to find the best prices.

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 18 December 2025.

Wed 31/125:25 p.m.YUL - ORD
1 stop17h 19mUnited Airlines
Mon 5/17:00 a.m.ORD - YUL
1 stop4h 46mUnited Airlines
Deal found 16/12C$ 415
Sat 27/126:45 a.m.YUL - MDW
1 stop4h 20mPorter Airlines
Mon 23/211:00 a.m.MDW - YUL
1 stop4h 30mPorter Airlines
Deal found 16/12C$ 416
Wed 31/128:50 a.m.YUL - ORD
2 stops7h 20mAir Canada
Sat 3/18:40 p.m.ORD - YUL
1 stop4h 13mAir Canada
Deal found 16/12C$ 460
Tue 30/126:45 a.m.YUL - MDW
1 stop4h 20mPorter Airlines
Sat 3/14:15 p.m.MDW - YUL
1 stop5h 30mPorter Airlines
Deal found 16/12C$ 460
Sat 27/126:45 a.m.YUL - MDW
1 stop4h 20mPorter Airlines
Fri 2/14:15 p.m.MDW - YUL
1 stop5h 30mPorter Airlines
Deal found 15/12C$ 475
Wed 31/128:50 a.m.YUL - ORD
2 stops7h 20mAir Canada
Mon 5/18:45 p.m.ORD - YUL
1 stop4h 08mAir Canada
Deal found 16/12C$ 503
Wed 24/126:25 p.m.YUL - ORD
Nonstop2h 45mAir Canada
Wed 31/123:55 p.m.ORD - YUL
1 stop6h 27mAir Canada
Deal found 17/12C$ 530
Fri 26/1212:10 p.m.YUL - ORD
1 stop6h 38mAir Canada
Wed 31/123:55 p.m.ORD - YUL
1 stop6h 27mAir Canada
Deal found 16/12C$ 544
Sat 27/126:00 a.m.YUL - ORD
Nonstop3h 05mAir Canada
Mon 23/210:35 a.m.ORD - YUL
Nonstop2h 25mAir Canada
Deal found 16/12C$ 552
Wed 31/128:50 a.m.YUL - ORD
2 stops7h 20mAir Canada
Sun 4/110:35 a.m.ORD - YUL
Nonstop2h 25mAir Canada
Deal found 16/12C$ 566
Fri 26/1210:15 a.m.YUL - MDW
1 stop6h 05mPorter Airlines
Wed 31/1211:00 a.m.MDW - YUL
1 stop5h 15mPorter Airlines
Deal found 16/12C$ 572
Wed 31/126:50 a.m.YOW - MDW
1 stop4h 15mPorter Airlines
Tue 6/111:00 a.m.MDW - YOW
1 stop5h 29mPorter Airlines
Deal found 16/12C$ 580

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 18 December 2025.

Round-trip from

C$ 259

One-way from

C$ 161

Popular in

December

Cheapest in

September

Average price

C$ 485

Good round-trip deal

C$ 508 or less

Good one-way deal

C$ 282 or less
Porter Airlines
  • Porter Airlines
  • 12/2-14/2
  • 2 total stops
  • 9h 20m total
  • Quebec to Illinois
Search Deals
11/1
  • 11/1
  • 3 total stops
  • 28h 18m total
  • Quebec to Illinois
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (C$ 7 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 629,999 searches. Data last updated 18 December 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 - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

6:00 a.m.-8:00 a.m.

Nonstop3h 00m

Chicago O'Hare Intl

Sun 15/2

6:00 p.m.-9:17 p.m.

Nonstop2h 17m

C$ 260

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

7:00 a.m.-1:22 p.m.

1 stop7h 22m

Chicago O'Hare Intl

Sat 7/2

6:38 a.m.-3:20 p.m.

1 stop7h 42m

C$ 260

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Fri 13/2

6:00 a.m.-8:00 a.m.

Nonstop3h 00m

Chicago O'Hare Intl

Wed 18/2

10:35 a.m.-2:00 p.m.

Nonstop2h 25m

C$ 260

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

6:45 a.m.-10:05 a.m.

1 stop4h 20m

Chicago Midway

Mon 23/2

11:00 a.m.-5:45 p.m.

1 stop5h 45m

C$ 270

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Fri 6/2

6:00 a.m.-8:05 a.m.

Nonstop3h 05m

Chicago O'Hare Intl

Mon 9/2

3:35 p.m.-9:42 p.m.

1 stop5h 07m

C$ 270

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

6:45 a.m.-10:05 a.m.

1 stop4h 20m

Chicago Midway

Sun 15/2

4:15 p.m.-10:45 p.m.

1 stop5h 30m

C$ 271

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Fri 13/2

6:45 a.m.-10:05 a.m.

1 stop4h 20m

Chicago Midway

Fri 13/2

4:15 p.m.-10:45 p.m.

1 stop5h 30m

C$ 271

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

4:45 p.m.-6:51 p.m.

Nonstop3h 06m

Chicago O'Hare Intl

Sat 7/2

1:00 p.m.-7:48 p.m.

1 stop5h 48m

C$ 271

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

4:45 p.m.-6:51 p.m.

Nonstop3h 06m

Chicago O'Hare Intl

Sat 7/2

6:05 a.m.-1:28 p.m.

1 stop6h 23m

C$ 271

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

3:00 p.m.-9:34 p.m.

1 stop7h 34m

Chicago O'Hare Intl

Mon 23/2

1:02 p.m.-7:48 p.m.

1 stop5h 46m

C$ 278

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

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 C$ 175). Flying from Quebec to Illinois in March is currently the most expensive (average of C$ 343). 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 18 December 2025.

It’s optimal to fly from Quebec to Illinois in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.

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 16 December 2024.

Travelers seeking maximum savings on their Quebec to Illinois flight should consider departing on Saturday afternoons when fares are most often at their lowest. Thursday 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 18 December 2025.

The most flights from CAQC to USIL are scheduled on a Tuesday (20 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

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 18 December 2025.
Read through reviews of airlines operating flights from Quebec to Illinois, such as Porter Airlines,United Airlines, andAmerican Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
399 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Boarding

8.2

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
Check prices

Food

7.6

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Boarding

8.2

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
9,092 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Boarding

8.2

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
11,053 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Boarding

8.2

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
WestJet
7.2
Good
3,204 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Boarding

8.2

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
10,533 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Boarding

8.2

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?

    A quick flight from Quebec to Illinois can take about 3h. United Airlines provides one of the quickest options available for as low as C$ 260. There are 1199 km between Quebec and Illinois. Both multi-stop and direct flights can be found to your destination and back.

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

    C$ 141 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 177 and C$ 216, respectively.

  • 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 C$ 175). Flying from Quebec to Illinois in March is currently the most expensive (average of C$ 343). 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 629,999 searches. Data last updated 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 196AverageC$ 532FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 202AverageC$ 462FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 256AverageC$ 501FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 257AverageC$ 519FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Quebec to Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Quebec to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Quebec to Illinois?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Illinois from Quebec.

Can Cheapflights find flights from Quebec to Illinois with no change fees?

Need flexible booking options for your flight to Illinois from Quebec? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Quebec to Illinois become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from Quebec today and book when prices fit your budget.

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