Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Québec City to Illinois from C$ 141

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 24/10. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — ORD
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap 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 11 September 2025.

Round-trip from

C$ 204

One-way from

C$ 141

Popular in

January

Cheapest in

February

Average price

C$ 538

Good round-trip deal

C$ 434 or less

Good one-way deal

C$ 432 or less
Porter Airlines
  • Porter Airlines
  • 16/10-20/10
  • 2 total stops
  • 11h 44m total
  • Québec City to Illinois
Search Deals
Porter Airlines
  • Porter Airlines
  • 24/10
  • 1 total stop
  • 6h 24m total
  • Québec City to Illinois
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 145 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Québec City to Illinois.
Search Deals
Price to beat on a one-way flight from Québec City to Illinois.
Search Deals

Find flight deals from Québec City to Illinois

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 11 September 2025.

Thu 16/1011:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Mon 20/109:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 9/9C$ 204
Fri 3/1011:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Mon 6/109:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 10/9C$ 205
Fri 24/105:20 a.m.YQB - ORD
1 stop4h 49mAir Canada
Fri 31/103:35 p.m.ORD - YQB
1 stop5h 39mAir Canada
Deal found 8/9C$ 209
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 10/9C$ 209
Thu 2/1011:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Sat 4/109:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 10/9C$ 220
Sat 25/104:14 p.m.YQB - ORD
Nonstop2h 50mAmerican Airlines
Sat 1/119:56 a.m.ORD - YQB
Nonstop2h 40mAmerican Airlines
Deal found 10/9C$ 224
Sat 25/105:20 a.m.YQB - ORD
1 stop4h 49mAir Canada
Sat 1/113:55 p.m.ORD - YQB
1 stop5h 48mAir Canada
Deal found 10/9C$ 236
Fri 24/104:55 p.m.YQB - ORD
1 stop7h 35mUnited Airlines
Fri 31/1010:46 a.m.ORD - YQB
Nonstop2h 27mUnited Airlines
Deal found 8/9C$ 241
Thu 18/911:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Sun 21/99:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 8/9C$ 248
Thu 16/1011:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Sat 18/109:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 11/9C$ 266
Thu 2/1011:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Sun 5/109:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 9/9C$ 349
Mon 15/911:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Sun 21/99:35 a.m.MDW - YQB
1 stop5h 20mPorter Airlines
Deal found 11/9C$ 371

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 11 September 2025.
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 - MDW

YQBMDW

Québec City

Thu 16/10

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

1 stop6h 24m

Chicago Midway

Mon 20/10

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

1 stop5h 20m

C$ 204

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Fri 3/10

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$ 205

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$ 209

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Thu 2/10

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

1 stop6h 24m

Chicago Midway

Sat 4/10

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

1 stop5h 20m

C$ 220

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 24/10

5:20 a.m.-9:09 a.m.

1 stop4h 49m

Chicago O'Hare Intl

Fri 31/10

3:35 p.m.-10:14 p.m.

1 stop5h 39m

C$ 234

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 24/10

4:55 p.m.-11:30 p.m.

1 stop7h 35m

Chicago O'Hare Intl

Fri 31/10

10:46 a.m.-2:13 p.m.

Nonstop2h 27m

C$ 241

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 20/11

6:00 a.m.-11:18 a.m.

1 stop6h 18m

Chicago O'Hare Intl

Tue 25/11

7:15 a.m.-2:19 p.m.

1 stop6h 04m

C$ 252

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sat 25/10

5:20 a.m.-9:09 a.m.

1 stop4h 49m

Chicago O'Hare Intl

Sat 1/11

10:00 a.m.-3:58 p.m.

1 stop4h 58m

C$ 259

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Wed 1/10

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

Nonstop2h 55m

Chicago O'Hare Intl

Sat 4/10

6:00 a.m.-12:02 p.m.

1 stop5h 02m

C$ 266

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Thu 16/10

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

1 stop6h 24m

Chicago Midway

Sat 18/10

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

1 stop5h 20m

C$ 266

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 49 results
1
2
3
...
5

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 time of day to fly from YQB to IL?

Find hourly flight availability from Québec City 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 11 September 2025.

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

Weekly flight availability from Québec City to Illinois

Explore weekly flight availability from Québec City 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 11 September 2025.

The most flights from YQB to USIL are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

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 11 September 2025.
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
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,937 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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 Porter Airlines, Air Canada, and United Airlines fly from Québec City to Illinois in about 4h 49m. The time it takes to get you to your destination can typically vary by up to 2h 46m. 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 cheapest airlines to fly from Québec City to Illinois one-way?

    The cheapest airlines for a one-way flight from Québec City to Illinois are Porter Airlines (C$ 141), United Airlines (C$ 150), and American Airlines (C$ 254).

  • 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 most reliable airlines from Québec City to Illinois?

    No one likes to see their flight delayed. When booking a flight from Québec City to Illinois consider choosing United Airlines (86%), Republic Airways (80%) or Air Canada (79%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for C$ 241. While the most popular route (Québec City - Chicago O'Hare Intl) can be booked for C$ 249 on average, our data indicates C$ 663 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, January is the cheapest month in which you can book a flight from Québec City to Illinois (average of C$ 261). Flying from Québec City to Illinois in March is currently the most expensive (average of C$ 349). 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 Québec City to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to Newark flights
Pierre Elliott Trudeau Intl to Miami flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Orlando flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Ottawa to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Pierre Elliott Trudeau Intl to Dallas/Fort Worth flights
Ottawa to Newark flights
Québec City to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Pierre Elliott Trudeau Intl to Boston flights
Pierre Elliott Trudeau Intl to Nashville flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Seattle flights
Pierre Elliott Trudeau Intl to San Francisco flights
Pierre Elliott Trudeau Intl to Atlanta flights
Pierre Elliott Trudeau Intl to Hobby flights
Pierre Elliott Trudeau Intl to Honolulu flights
Pierre Elliott Trudeau Intl to Midway flights
Québec City to Newark flights
Pierre Elliott Trudeau Intl to West Palm Beach flights
Pierre Elliott Trudeau Intl to George Bush Intcntl flights
Québec City to Orlando flights
Pierre Elliott Trudeau Intl to Sky Harbor Intl flights
Ottawa to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Tampa flights
Pierre Elliott Trudeau Intl to Denver flights
Ottawa to LaGuardia flights
Pierre Elliott Trudeau Intl to Minneapolis flights
Ottawa to Orlando flights
Pierre Elliott Trudeau Intl to San Diego flights
Ottawa to Miami flights
Québec City to O'Hare Intl flights
Pierre Elliott Trudeau Intl to New Orleans flights
Ottawa to Dulles Intl flights
Pierre Elliott Trudeau Intl to Baltimore flights
Ottawa to Las Vegas flights
Pierre Elliott Trudeau Intl to Austin flights
Québec City to Miami flights
Ottawa to Reagan-National flights
Pierre Elliott Trudeau Intl to Ontario flights
Ottawa to Tampa flights
Québec City to John F Kennedy Intl flights
Ottawa to Los Angeles flights
Pierre Elliott Trudeau Intl to Kahului flights
Québec City to Las Vegas flights

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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 258AverageC$ 739FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 310AverageC$ 554FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 351AverageC$ 609FlexibilityNo 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 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.