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Cheap flights from Québec City to Illinois from C$ 274

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — ORD
5 Feb — 12 Feb1
1 adult
1 adult, Economy, 0 bags

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 6 January 2026.

Round-trip from

C$ 475

One-way from

C$ 274

Popular in

January

Cheapest in

September

Average price

C$ 1,070

Good round-trip deal

C$ 406 or less

Good one-way deal

C$ 488 or less
Air Canada
  • Air Canada
  • 5/2-9/2
  • 2 total stops
  • 10h 30m total
  • Québec City to Illinois
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United Airlines
  • United Airlines
  • 8/4
  • Nonstop
  • 3h 02m total
  • Québec City to Illinois
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Québec City to Illinois.
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Price to beat on a one-way flight from Québec City to Illinois.
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Find 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 6 January 2026.

Fri 4/91:40 p.m.YQB - ORD
2 stops7h 36mAir Canada
Mon 7/98:45 a.m.ORD - YQB
1 stop4h 15mAir Canada
Deal found 6/1C$ 464
Thu 5/26:00 a.m.YQB - ORD
1 stop6h 06mAir Canada
Mon 9/212:50 p.m.ORD - YQB
1 stop4h 24mAir Canada
Deal found 4/1C$ 475
Thu 19/29:15 a.m.YQB - ORD
2 stops6h 55mAir Canada
Thu 26/27:15 a.m.ORD - YQB
1 stop6h 04mAir Canada
Deal found 5/1C$ 480
Wed 1/45:35 a.m.YQB - ORD
1 stop5h 33mAir Canada
Tue 7/412:50 p.m.ORD - YQB
1 stop4h 21mAir Canada
Deal found 6/1C$ 497
Tue 28/43:05 p.m.YQB - ORD
Nonstop3h 02mUnited Airlines
Sun 3/56:00 a.m.ORD - YQB
1 stop4h 41mUnited Airlines
Deal found 6/1C$ 498
Tue 30/65:00 a.m.YQB - ORD
1 stop5h 00mAir Canada
Sat 4/73:40 p.m.ORD - YQB
1 stop6h 06mAir Canada
Deal found 6/1C$ 504
Thu 4/64:00 p.m.YQB - ORD
1 stop16h 30mAmerican Airlines
Mon 8/65:00 a.m.ORD - YQB
1 stop9h 20mAmerican Airlines
Deal found 6/1C$ 508
Fri 20/25:00 a.m.YQB - ORD
1 stop5h 13mAir Canada
Fri 27/212:50 p.m.ORD - YQB
1 stop4h 24mAir Canada
Deal found 6/1C$ 515
Thu 22/16:00 a.m.YQB - STL
2 stops9h 30mUnited Airlines
Sun 25/16:30 a.m.STL - YQB
2 stops15h 17mUnited Airlines
Deal found 5/1C$ 648
Thu 22/110:55 a.m.YQB - STL
1 stop5h 34mAir Canada
Sun 25/14:05 p.m.STL - YQB
1 stop5h 38mAir Canada
Deal found 5/1C$ 664
Wed 18/24:45 p.m.YQB - MDW
2 stops18h 25mMultiple Airlines
Wed 25/211:05 a.m.MDW - YQB
1 stop27h 35mMultiple Airlines
Deal found 4/1C$ 680
Fri 20/24:25 p.m.YQB - MDW
1 stop20h 25mPorter Airlines
Fri 27/211:00 a.m.MDW - YQB
1 stop25h 00mPorter Airlines
Deal found 6/1C$ 724

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 6 January 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

Thu 19/2

6:00 a.m.-11:06 a.m.

1 stop6h 06m

Chicago O'Hare Intl

Thu 26/2

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

1 stop6h 04m

C$ 475

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 5/2

6:00 a.m.-11:06 a.m.

1 stop6h 06m

Chicago O'Hare Intl

Mon 9/2

12:50 p.m.-6:14 p.m.

1 stop4h 24m

C$ 475

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Tue 28/4

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

Nonstop3h 02m

Chicago O'Hare Intl

Sun 3/5

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

1 stop4h 41m

C$ 498

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$ 498

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Tue 30/6

2:50 p.m.-8:16 p.m.

2 stops6h 26m

Chicago O'Hare Intl

Sat 4/7

8:45 a.m.-2:00 p.m.

1 stop4h 15m

C$ 505

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 24/4

5:00 a.m.-9:10 a.m.

1 stop5h 10m

Chicago O'Hare Intl

Mon 27/4

12:50 p.m.-6:11 p.m.

1 stop4h 21m

C$ 515

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 20/2

5:00 a.m.-9:13 a.m.

1 stop5h 13m

Chicago O'Hare Intl

Fri 27/2

12:50 p.m.-6:14 p.m.

1 stop4h 24m

C$ 515

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Thu 22/1

6:00 a.m.-2:30 p.m.

2 stops9h 30m

Lambert-St Louis

Sun 25/1

6:30 a.m.-10:47 p.m.

2 stops15h 17m

C$ 648

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Thu 22/1

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

1 stop5h 34m

Lambert-St Louis

Sun 25/1

4:05 p.m.-10:43 p.m.

1 stop5h 38m

C$ 664

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Wed 18/2

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

2 stops18h 25m

Chicago Midway

Wed 25/2

11:05 a.m.-3:40 p.m.

1 stop27h 35m

C$ 680

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/1

Showing 1-10 of 37 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$ 175). Flying from Québec City to Illinois in March is currently the most expensive (average of C$ 524). 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 6 January 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
8.0
Very good
405 reviews
Check prices

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.6

Comfort

8.0

Boarding

8.2

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
8.0
Very good
405 reviews
Porter Airlines
8.0
Very good
405 reviews
Check prices

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.6

Comfort

8.0

Boarding

8.2

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
9,134 reviews
Porter Airlines
8.0
Very good
405 reviews
Check prices

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.6

Comfort

8.0

Boarding

8.2

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
11,083 reviews
Porter Airlines
8.0
Very good
405 reviews
Check prices

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.6

Comfort

8.0

Boarding

8.2

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
10,597 reviews
Porter Airlines
8.0
Very good
405 reviews
Check prices

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.6

Comfort

8.0

Boarding

8.2

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, United Airlines, and Porter 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 17h 23m. 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 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 Air Canada (70%), United Airlines (70%) or Air New Zealand (70%) 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$ 352. While the most popular route (Québec City - Chicago O'Hare Intl) can be booked for C$ 498 on average, our data indicates C$ 512 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$ 175). Flying from Québec City to Illinois in March is currently the most expensive (average of C$ 524). 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

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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 6 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 256AverageC$ 507FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 260AverageC$ 530FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 308AverageC$ 553FlexibilityNo 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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