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Cheap flights from Quebec to Illinois from C$ 124

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — ORD
27 Aug — 3 Sep1
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 August 2025.

Round-trip from

C$ 174

One-way from

C$ 124

Popular in

November

Cheapest in

March

Average price

C$ 453

Good round-trip deal

C$ 482 or less

Good one-way deal

C$ 273 or less
United Airlines
  • United Airlines
  • 11/9-14/9
  • Nonstop
  • 5h 31m total
  • Quebec to Illinois
Search Deals
United Airlines
  • United Airlines
  • 16/9
  • Nonstop
  • 2h 55m total
  • Quebec to Illinois
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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

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 August 2025.

Thu 11/93:18 p.m.YQB - ORD
Nonstop2h 55mUnited Airlines
Sun 14/910:40 a.m.ORD - YQB
Nonstop2h 36mUnited Airlines
Deal found 19/8C$ 174
Thu 2/1011:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Mon 6/109:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 21/8C$ 182
Fri 19/911:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Mon 22/99:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 21/8C$ 192
Mon 8/911:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Fri 12/99:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 21/8C$ 193
Sun 5/105:20 a.m.YQB - ORD
1 stop4h 54mAir Canada
Sun 12/1010:40 a.m.ORD - YQB
1 stop5h 50mAir Canada
Deal found 21/8C$ 196
Sun 5/1011:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Sun 12/109:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 21/8C$ 196
Mon 8/911:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Mon 15/99:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 19/8C$ 197
Thu 2/105:20 a.m.YQB - ORD
1 stop4h 54mAir Canada
Mon 6/109:55 a.m.ORD - YQB
2 stops9h 08mAir Canada
Deal found 21/8C$ 203
Sat 4/105:20 a.m.YQB - ORD
1 stop4h 54mAir Canada
Sat 11/109:55 a.m.ORD - YQB
1 stop4h 45mAir Canada
Deal found 20/8C$ 206
Fri 5/911:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Sat 6/99:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 20/8C$ 211
Thu 2/106:00 a.m.YQB - ORD
1 stop15h 14mUnited Airlines
Mon 6/109:23 p.m.ORD - YQB
1 stop13h 39mUnited Airlines
Deal found 21/8C$ 218
Fri 5/96:10 a.m.YQB - ORD
1 stop4h 41mAir Canada
Sat 6/910:40 a.m.ORD - YQB
1 stop5h 50mAir Canada
Deal found 20/8C$ 219

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 August 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

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 11/9

3:18 p.m.-5:13 p.m.

Nonstop2h 55m

Chicago O'Hare Intl

Sun 14/9

10:40 a.m.-2:16 p.m.

Nonstop2h 36m

C$ 174

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Thu 2/10

11:00 a.m.-4:24 p.m.

1 stop6h 24m

Chicago Midway

Mon 6/10

9:35 a.m.-3:55 p.m.

1 stop5h 20m

C$ 182

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Fri 19/9

11:00 a.m.-4:24 p.m.

1 stop6h 24m

Chicago Midway

Mon 22/9

9:35 a.m.-3:55 p.m.

1 stop5h 20m

C$ 192

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Mon 8/9

11:00 a.m.-4:24 p.m.

1 stop6h 24m

Chicago Midway

Fri 12/9

9:35 a.m.-3:55 p.m.

1 stop5h 20m

C$ 193

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sun 5/10

5:20 a.m.-9:14 a.m.

1 stop4h 54m

Chicago O'Hare Intl

Sun 12/10

10:40 a.m.-5:30 p.m.

1 stop5h 50m

C$ 196

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Sun 5/10

11:00 a.m.-4:24 p.m.

1 stop6h 24m

Chicago Midway

Sun 12/10

9:35 a.m.-3:55 p.m.

1 stop5h 20m

C$ 196

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Mon 8/9

11:00 a.m.-4:24 p.m.

1 stop6h 24m

Chicago Midway

Mon 15/9

9:35 a.m.-3:55 p.m.

1 stop5h 20m

C$ 197

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Thu 25/9

11:00 a.m.-4:24 p.m.

1 stop6h 24m

Chicago Midway

Sat 27/9

9:35 a.m.-3:55 p.m.

1 stop5h 20m

C$ 197

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 2/10

5:20 a.m.-9:14 a.m.

1 stop4h 54m

Chicago O'Hare Intl

Mon 6/10

9:55 a.m.-8:03 p.m.

2 stops9h 08m

C$ 203

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Tue 21/10

5:20 a.m.-9:14 a.m.

1 stop4h 54m

Chicago O'Hare Intl

Fri 24/10

3:50 p.m.-10:10 p.m.

1 stop5h 20m

C$ 206

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/8

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$ 351). 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 August 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 August 2025.

The most flights from CAQC to USIL are scheduled on a Wednesday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 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 22 August 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
7.9
Good
341 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
7.9
Good
341 reviews
Porter Airlines
7.9
Good
341 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
United Airlines
7.4
Good
8,930 reviews
Porter Airlines
7.9
Good
341 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
7.9
Good
341 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
WestJet
7.2
Good
3,044 reviews
Porter Airlines
7.9
Good
341 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
341 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

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 2h 55m. United Airlines provides one of the quickest options available for as low as C$ 174. There are 1413 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$ 124 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Porter Airlines and Air Canada, with prices starting from C$ 128 and C$ 129, 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$ 351). 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.
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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 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 204AverageC$ 445FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 204AverageC$ 514FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 259AverageC$ 618FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 279AverageC$ 572FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 455AverageC$ 601FlexibilityNo 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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