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Cheap flights from Québec City to Illinois from C$ 266

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — ORD
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Québec City to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from Québec City to Illinois
Explore the most affordable flight options available from Québec City to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 February 2026.

Sat 21/210:55 a.m.
YQB
-
ORD
1 stop5h 15m
Air Canada
Sun 22/23:55 p.m.
ORD
-
YQB
1 stop5h 48m
Air Canada
Deal found 3/2C$ 564
Thu 30/72:24 p.m.
YQB
-
ORD
Nonstop3h 05m
American Airlines
Mon 3/810:02 a.m.
ORD
-
YQB
Nonstop2h 39m
American Airlines
Deal found 3/2C$ 583
Thu 4/62:24 p.m.
YQB
-
ORD
Nonstop3h 05m
American Airlines
Mon 8/65:00 a.m.
ORD
-
YQB
1 stop9h 20m
American Airlines
Deal found 4/2C$ 591
Fri 24/43:05 p.m.
YQB
-
ORD
Nonstop3h 02m
United Airlines
Mon 27/46:00 a.m.
ORD
-
YQB
1 stop5h 02m
United Airlines
Deal found 2/2C$ 595
Thu 9/43:05 p.m.
YQB
-
ORD
Nonstop3h 02m
United Airlines
Mon 13/46:00 a.m.
ORD
-
YQB
1 stop5h 02m
United Airlines
Deal found 4/2C$ 597
Tue 30/64:00 p.m.
YQB
-
ORD
1 stop8h 34m
American Airlines
Sat 4/71:34 p.m.
ORD
-
YQB
Nonstop2h 39m
American Airlines
Deal found 4/2C$ 598
Thu 9/46:00 a.m.
YQB
-
ORD
1 stop7h 06m
United Airlines
Sun 12/410:30 a.m.
ORD
-
YQB
Nonstop2h 33m
United Airlines
Deal found 2/2C$ 604
Thu 5/36:30 a.m.
YQB
-
MDW
1 stop8h 56m
Multiple Airlines
Wed 11/311:00 a.m.
MDW
-
YQB
1 stop27h 20m
Multiple Airlines
Deal found 4/2C$ 642
Sat 23/54:55 p.m.
YQB
-
STL
1 stop7h 32m
United Airlines
Wed 27/510:23 a.m.
STL
-
YQB
3 stops11h 20m
United Airlines
Deal found 2/2C$ 740
Sat 23/52:50 p.m.
YQB
-
STL
1 stop6h 15m
Air Canada
Wed 27/57:30 a.m.
STL
-
YQB
2 stops8h 26m
Air Canada
Deal found 3/2C$ 754
Sat 21/310:55 a.m.
YQB
-
STL
1 stop5h 34m
Air Canada
Sat 28/34:05 p.m.
STL
-
YQB
1 stop6h 18m
Air Canada
Deal found 4/2C$ 762
Sat 4/41:45 p.m.
YQB
-
MDW
1 stop21h 20m
Porter Airlines
Sun 12/44:15 p.m.
MDW
-
YQB
1 stop22h 05m
Porter Airlines
Deal found 4/2C$ 778

Find flight deals from Québec City to Illinois

Keep the following information in mind while searching for Québec City to Illinois flight deals. Data was last updated 4 February 2026.

Round-trip from

C$ 564

One-way from

C$ 266

Popular in

January

Cheapest in

September

Average price

C$ 527

Good round-trip deal

C$ 521 or less
Air Canada
  • Air Canada
  • 21/2-22/2
  • 2 total stops
  • 11h 03m total
  • Québec City to Illinois
Search Deals
16/3
  • 16/3
  • 2 total stops
  • 13h 43m total
  • Québec City to Illinois
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Québec City to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Québec City 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 4 February 2026.
Use the filters below to find and compare flights from Québec City to Illinois that are best for you.

Fly from

Québec City

Fly to

Illinois

Route

Depart

Return

Price

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sat 21/2

6:00 a.m.-3:10 p.m.

2 stops10h 10m

Chicago O'Hare Intl

Sun 22/2

3:55 p.m.-10:43 p.m.

1 stop5h 48m

C$ 575

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 4/6

2:24 p.m.-4:29 p.m.

Nonstop3h 05m

Chicago O'Hare Intl

Mon 8/6

5:00 a.m.-3:20 p.m.

1 stop9h 20m

C$ 591

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 24/4

3:05 p.m.-5:07 p.m.

Nonstop3h 02m

Chicago O'Hare Intl

Mon 27/4

10:30 a.m.-2:03 p.m.

Nonstop2h 33m

C$ 595

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 30/7

2:24 p.m.-4:29 p.m.

Nonstop3h 05m

Chicago O'Hare Intl

Mon 3/8

6:34 a.m.-3:20 p.m.

1 stop7h 46m

C$ 597

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 9/4

3:05 p.m.-5:07 p.m.

Nonstop3h 02m

Chicago O'Hare Intl

Mon 13/4

2:30 p.m.-10:41 p.m.

1 stop7h 11m

C$ 597

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Thu 5/3

6:30 a.m.-2:26 p.m.

1 stop8h 56m

Chicago Midway

Wed 11/3

11:00 a.m.-3:20 p.m.

1 stop27h 20m

C$ 642

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Sat 23/5

6:00 a.m.-11:41 a.m.

1 stop6h 41m

Lambert-St Louis

Wed 27/5

11:25 a.m.-10:43 p.m.

2 stops10h 18m

C$ 740

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Sat 23/5

2:50 p.m.-8:05 p.m.

1 stop6h 15m

Lambert-St Louis

Wed 27/5

7:30 a.m.-4:56 p.m.

2 stops8h 26m

C$ 754

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Sat 21/3

10:55 a.m.-3:29 p.m.

1 stop5h 34m

Lambert-St Louis

Sat 28/3

4:05 p.m.-11:23 p.m.

1 stop6h 18m

C$ 762

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Sat 4/4

1:45 p.m.-10:05 a.m.

1 stop21h 20m

Chicago Midway

Sun 12/4

4:15 p.m.-3:20 p.m.

1 stop22h 05m

C$ 778

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 41 results
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Best time to book a flight from Québec City to Illinois

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

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

Currently, December is the cheapest month in which you can book a flight from Québec City to Illinois (average of C$ 173). Flying from Québec City to Illinois in March is currently the most expensive (average of C$ 584). 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.

How much does it cost to fly round-trip from Québec City 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 4 February 2026.
Read through reviews of airlines operating flights from Québec City to Illinois, such as Porter Airlines,United Airlines, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

6.9

Crew

8.6

Food

7.5

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
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

6.9

Crew

8.6

Food

7.5

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
9,236 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

6.9

Crew

8.6

Food

7.5

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
11,224 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

6.9

Crew

8.6

Food

7.5

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
10,688 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

6.9

Crew

8.6

Food

7.5

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 Québec City to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Québec City to Illinois?

    Most people fly from Québec City (YQB) if they book a flight from Québec City to Illinois. Québec City is conveniently located just 13.5 km from Québec City’s city centre.

  • How long is the flight from Québec City to Illinois?

    Airlines like Air Canada, American Airlines, and United Airlines fly from Québec City to Illinois in about 3h 02m. The time it takes to get you to your destination can typically vary by up to 7h 08m. Québec City and Illinois are separated by a distance of 1413 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Québec City to Illinois?

    When deciding which route to take from Québec City to Illinois consider Québec City - Chicago O'Hare Intl, Québec City - Chicago Midway or Québec City - Lambert-St Louis as they are the most popular.

  • What are the cheapest flights from Québec City to Illinois?

    Looking at all options, your cheapest flight can be booked for C$ 383. While the most popular route (Québec City - Chicago O'Hare Intl) can be booked for C$ 595 on average, our data indicates C$ 781 when flying from Québec City to Illinois.

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

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

  • How can I find direct flights from Québec City to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Québec City 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 Québec City to Illinois?

    Currently, December is the cheapest month in which you can book a flight from Québec City to Illinois (average of C$ 173). Flying from Québec City to Illinois in March is currently the most expensive (average of C$ 584). 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 Québec City to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Québec City to Illinois

Discover the top 3 airlines that operate flights from Québec City 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 4 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 173AverageC$ 526FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 254AverageC$ 547FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 305AverageC$ 548FlexibilityNo cancel feeOn-time71%
Search American 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 Québec City to Illinois?

Cheapflights makes it easy to find Québec City to Illinois flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Québec City 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 Québec City.

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

Yes! Cheapflights helps users easily find flights from Québec City to Illinois with no change fees.

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

Yes, Cheapflights offers price alerts on Québec City to Illinois flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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