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Cheap flights from Quebec to Illinois from C$ 194

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 29/5. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — ORD
2 Jun — 9 Jun1
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 3 May 2026.

Thu 4/66:30 a.m.
YUL
-
MDW
1 stop4h 05m
Porter Airlines
Sun 7/610:15 a.m.
MDW
-
YUL
1 stop6h 00m
Porter Airlines
Deal found 29/4C$ 281
Thu 28/56:30 a.m.
YUL
-
MDW
1 stop9h 05m
Porter Airlines
Sun 31/510:30 a.m.
MDW
-
YUL
1 stop8h 40m
Porter Airlines
Deal found 29/4C$ 311
Fri 12/66:30 a.m.
YUL
-
MDW
1 stop9h 05m
Porter Airlines
Sun 14/610:15 a.m.
MDW
-
YUL
1 stop7h 00m
Porter Airlines
Deal found 30/4C$ 315
Thu 21/56:30 a.m.
YUL
-
MDW
1 stop9h 05m
Porter Airlines
Sun 24/510:30 a.m.
MDW
-
YUL
1 stop8h 40m
Porter Airlines
Deal found 30/4C$ 318
Fri 22/56:30 a.m.
YUL
-
MDW
1 stop9h 05m
Porter Airlines
Sun 24/510:30 a.m.
MDW
-
YUL
1 stop8h 40m
Porter Airlines
Deal found 29/4C$ 321
Thu 4/66:30 a.m.
YUL
-
MDW
1 stop9h 05m
Porter Airlines
Tue 9/610:15 a.m.
MDW
-
YUL
1 stop8h 55m
Porter Airlines
Deal found 2/5C$ 322
Thu 4/610:35 a.m.
YUL
-
MDW
1 stop5h 00m
Porter Airlines
Mon 8/610:15 a.m.
MDW
-
YUL
1 stop6h 00m
Porter Airlines
Deal found 2/5C$ 328
Fri 29/56:30 a.m.
YUL
-
MDW
1 stop9h 05m
Porter Airlines
Mon 1/63:20 p.m.
MDW
-
YUL
1 stop5h 50m
Porter Airlines
Deal found 28/4C$ 342
Tue 14/710:35 a.m.
YUL
-
MDW
1 stop5h 00m
Porter Airlines
Thu 23/710:25 a.m.
MDW
-
YUL
1 stop6h 45m
Porter Airlines
Deal found 28/4C$ 347
Tue 16/64:30 p.m.
YUL
-
ORD
1 stop4h 46m
Air Canada
Tue 23/67:25 a.m.
ORD
-
YUL
1 stop5h 22m
Air Canada
Deal found 2/5C$ 374
Fri 29/56:30 p.m.
YUL
-
ORD
Nonstop2h 38m
Air Canada
Sun 31/58:45 a.m.
ORD
-
YUL
Nonstop2h 15m
Air Canada
Deal found 29/4C$ 376
Thu 4/62:30 p.m.
YUL
-
ORD
1 stop6h 46m
Air Canada
Sun 7/67:25 a.m.
ORD
-
YUL
1 stop5h 20m
Air Canada
Deal found 29/4C$ 378

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 3 May 2026.

Round-trip from

C$ 281

One-way from

C$ 194

Popular in

December

Cheapest in

March

Average price

C$ 453

Good round-trip deal

C$ 570 or less

Good one-way deal

C$ 367 or less
Porter Airlines
  • Porter Airlines
  • 4/6-7/6
  • 2 total stops
  • 10h 05m total
  • Quebec to Illinois
Search Deals
Porter Airlines
  • Porter Airlines
  • 29/5
  • 1 total stop
  • 9h 05m total
  • Quebec to Illinois
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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 3 May 2026.
Use the filters below to find and compare flights from Quebec to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

12:49 p.m.-8:14 p.m.

1 stop8h 25m

Chicago O'Hare Intl

Sat 30/5

1:44 p.m.-11:13 p.m.

1 stop8h 29m

C$ 413

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

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

1 stop5h 00m

Chicago Midway

Sat 25/7

10:25 a.m.-6:10 p.m.

1 stop6h 45m

C$ 416

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

7:00 a.m.-1:47 p.m.

1 stop7h 47m

Chicago O'Hare Intl

Thu 28/5

2:59 p.m.-11:57 p.m.

1 stop7h 58m

C$ 416

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Thu 18/6

6:00 a.m.-9:14 a.m.

1 stop4h 14m

Chicago Midway

Sat 20/6

9:17 a.m.-4:20 p.m.

1 stop6h 03m

C$ 417

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

7:10 a.m.-11:47 a.m.

1 stop5h 37m

Chicago O'Hare Intl

Fri 5/6

2:59 p.m.-11:57 p.m.

1 stop7h 58m

C$ 419

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

9:30 a.m.-4:34 p.m.

1 stop8h 04m

Chicago O'Hare Intl

Sat 30/5

1:44 p.m.-11:13 p.m.

1 stop8h 29m

C$ 423

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

12:40 p.m.-9:53 p.m.

1 stop10h 13m

Chicago O'Hare Intl

Fri 29/5

12:30 p.m.-11:41 p.m.

1 stop10h 11m

C$ 423

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Sat 16/5

7:00 a.m.-1:01 p.m.

1 stop7h 01m

Chicago O'Hare Intl

Thu 28/5

2:59 p.m.-11:57 p.m.

1 stop7h 58m

C$ 428

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

12:40 p.m.-9:53 p.m.

1 stop10h 13m

Chicago O'Hare Intl

Sun 31/5

3:47 p.m.-11:41 p.m.

1 stop6h 54m

C$ 428

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

Tue 2/6

6:00 a.m.-3:46 p.m.

2 stops10h 46m

Lambert-St Louis

Wed 3/6

6:00 a.m.-10:05 p.m.

1 stop15h 05m

C$ 435

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How far ahead should I book a flight from Quebec to Illinois?

To ensure you get the cheapest price possible for a flight from Quebec to Illinois, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Quebec to Illinois (average of C$ 69). Flying from Quebec to Illinois in January is currently the most expensive (average of C$ 182). 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 3 May 2026.

It’s optimal to fly from Quebec to Illinois in the evening. By choosing this option you can save up to 59% on the cost of your flight, compared to a flight at noon.

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 3 May 2026.

The most flights from CAQC to USIL are scheduled on a Friday (28 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (26 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 3 May 2026.
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
436 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
436 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,682 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
American Airlines
7.1
Good
11,672 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,993 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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 5h. Delta provides one of the quickest options available for as low as C$ 416. There are 1196 km between Quebec and Illinois. Both multi-stop and direct flights can be found to your destination and back.

  • 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, February is the cheapest month in which you can book a flight from Quebec to Illinois (average of C$ 69). Flying from Quebec to Illinois in January is currently the most expensive (average of C$ 182). 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 3 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 172AverageC$ 572FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 175AverageC$ 451FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 178AverageC$ 437FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 253AverageC$ 516FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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