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Cheap flights from Quebec to Illinois from C$ 166

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — ORD
27 Apr — 4 May1
1 adult

Cheap flight deals from Quebec to Illinois

Keep the following information in mind while searching for Quebec to Illinois flight deals. Data was last updated 22 April 2025.

Round-trip from

C$ 315

One-way from

C$ 166

Popular in

November

Cheapest in

March

Average price

C$ 509

Good round-trip deal

C$ 503 or less

Good one-way deal

C$ 308 or less
Porter Airlines
  • Porter Airlines
  • 8/5-12/5
  • 2 total stops
  • 11h 59m total
  • Quebec to Illinois
Porter Airlines
  • Porter Airlines
  • 4/6
  • 1 total stop
  • 4h 44m total
  • Quebec to Illinois
Highest demand for flights based on searches. 5% potential increase in price (C$ 39 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Quebec to Illinois.
Price to beat on a one-way flight from Quebec to Illinois.

Find 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 22 April 2025.

Thu 8/510:45 a.m.YUL - MDW
1 stop6h 39mPorter Airlines
Mon 12/59:40 a.m.MDW - YUL
1 stop5h 20mPorter Airlines
Deal found 22/4C$ 315
Sat 21/66:00 a.m.YUL - ORD
1 stop4h 59mAir Canada
Tue 24/66:30 p.m.ORD - YUL
1 stop5h 11mAir Canada
Deal found 21/4C$ 319
Mon 2/67:00 a.m.YUL - ORD
1 stop8h 47mDelta
Tue 10/62:00 p.m.ORD - YUL
1 stop8h 13mDelta
Deal found 21/4C$ 329
Thu 5/66:00 a.m.YUL - MDW
1 stop3h 40mDelta
Fri 6/64:15 p.m.MDW - YUL
1 stop6h 39mDelta
Deal found 22/4C$ 329
Wed 7/512:25 p.m.YOW - MDW
1 stop4h 59mPorter Airlines
Mon 12/59:15 a.m.MDW - YOW
1 stop6h 19mPorter Airlines
Deal found 22/4C$ 359
Thu 22/56:15 a.m.YUL - ORD
Nonstop2h 44mMultiple Airlines
Mon 26/58:25 p.m.ORD - YUL
1 stop4h 26mMultiple Airlines
Deal found 21/4C$ 362
Thu 22/51:15 p.m.YUL - ORD
Nonstop2h 32mUnited Airlines
Thu 29/54:00 p.m.ORD - YUL
1 stop14h 48mUnited Airlines
Deal found 21/4C$ 382
Tue 3/610:44 a.m.YUL - ORD
2 stops14h 27mAmerican Airlines
Tue 10/66:00 a.m.ORD - YUL
1 stop9h 45mAmerican Airlines
Deal found 22/4C$ 390
Thu 22/51:10 p.m.YUL - MDW
1 stop4h 14mMultiple Airlines
Thu 29/512:48 p.m.MDW - YUL
2 stops10h 49mMultiple Airlines
Deal found 22/4C$ 400
Tue 13/56:15 a.m.YUL - MDW
1 stop8h 00mWestJet
Wed 14/512:48 p.m.MDW - YUL
2 stops10h 49mWestJet
Deal found 22/4C$ 473
Thu 15/55:20 a.m.YQB - ORD
1 stop6h 34mAir Canada
Sun 18/53:50 p.m.ORD - YQB
1 stop5h 15mAir Canada
Deal found 21/4C$ 482
Wed 14/56:45 a.m.YUL - ORD
2 stops16h 56mWestJet
Mon 19/57:59 p.m.ORD - YUL
1 stop26h 55mWestJet
Deal found 21/4C$ 500

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 22 April 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 8/5

10:45 a.m.-4:24 p.m.

1 stop6h 39m

Chicago Midway

Mon 12/5

9:40 a.m.-4:00 p.m.

1 stop5h 20m

C$ 315

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Sat 21/6

6:00 a.m.-9:59 a.m.

1 stop4h 59m

Chicago O'Hare Intl

Tue 24/6

6:30 p.m.-12:41 a.m.

1 stop5h 11m

C$ 319

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Mon 2/6

12:56 p.m.-6:37 p.m.

1 stop6h 41m

Chicago O'Hare Intl

Fri 6/6

3:57 p.m.-11:54 p.m.

1 stop6h 57m

C$ 329

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Thu 5/6

6:00 a.m.-8:40 a.m.

1 stop3h 40m

Chicago Midway

Fri 6/6

4:15 p.m.-11:54 p.m.

1 stop6h 39m

C$ 329

OttawaChicago

YOW - MDW

YOWMDW

Ottawa

Wed 7/5

12:25 p.m.-4:24 p.m.

1 stop4h 59m

Chicago Midway

Mon 12/5

9:15 a.m.-4:34 p.m.

1 stop6h 19m

C$ 359

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 22/5

6:15 a.m.-7:59 a.m.

Nonstop2h 44m

Chicago O'Hare Intl

Mon 26/5

8:25 p.m.-1:51 a.m.

1 stop4h 26m

C$ 362

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 22/5

1:15 p.m.-2:47 p.m.

Nonstop2h 32m

Chicago O'Hare Intl

Thu 29/5

4:00 p.m.-7:48 a.m.

1 stop14h 48m

C$ 382

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Tue 3/6

10:44 a.m.-12:11 a.m.

2 stops14h 27m

Chicago O'Hare Intl

Sun 8/6

5:29 a.m.-10:44 p.m.

1 stop16h 15m

C$ 390

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Thu 22/5

1:10 p.m.-4:24 p.m.

1 stop4h 14m

Chicago Midway

Thu 29/5

12:48 p.m.-12:37 a.m.

2 stops10h 49m

C$ 400

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Tue 13/5

6:15 a.m.-1:15 p.m.

1 stop8h 00m

Chicago Midway

Wed 14/5

12:48 p.m.-12:37 a.m.

2 stops10h 49m

C$ 473

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

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, January is the cheapest month in which you can book a flight from Quebec to Illinois (average of C$ 261). Flying from Quebec to Illinois in March is currently the most expensive (average of C$ 355). 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 22 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Quebec to Illinois as you normally would.

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 22 April 2025.

The most flights from CAQC to USIL are scheduled on a Tuesday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 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 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 22 April 2025.
Read through reviews of airlines operating flights from Quebec to Illinois, such as Porter Airlines, Delta and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.8

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.8

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
8.0
Very good

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.8

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.8

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.8

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.8

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

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

    C$ 166 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 American Airlines, with prices starting from C$ 171 and C$ 206, 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, January is the cheapest month in which you can book a flight from Quebec to Illinois (average of C$ 261). Flying from Quebec to Illinois in March is currently the most expensive (average of C$ 355). 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

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Alternative routes for Quebec to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Quebec to Illinois

Discover the top 5 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 22 April 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 309AverageC$ 582FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 331AverageC$ 522FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 348AverageC$ 740FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 355AverageC$ 604FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 441AverageC$ 662FlexibilityNo cancel feeOn-time60%
Search WestJet 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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