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Cheap flights from Québec City to Illinois from C$ 156

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 25/11. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — ORD
28 Nov — 5 Dec1
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 29 October 2025.

Round-trip from

C$ 261

One-way from

C$ 156

Popular in

January

Cheapest in

September

Average price

C$ 532

Good round-trip deal

C$ 574 or less

Good one-way deal

C$ 643 or less
Air Canada
  • Air Canada
  • 12/11-18/11
  • 2 total stops
  • 11h 24m total
  • Québec City to Illinois
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United Airlines
  • United Airlines
  • 27/11
  • Nonstop
  • 3h 02m total
  • Québec City to Illinois
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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.
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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 29 October 2025.

Wed 12/1110:55 a.m.YQB - ORD
1 stop5h 15mAir Canada
Tue 18/117:05 a.m.ORD - YQB
1 stop6h 09mAir Canada
Deal found 28/10C$ 261
Thu 13/112:55 p.m.YQB - ORD
Nonstop3h 02mUnited Airlines
Sun 16/118:02 p.m.ORD - YQB
1 stop14h 00mUnited Airlines
Deal found 29/10C$ 281
Fri 7/115:10 p.m.YQB - ORD
1 stop7h 24mUnited Airlines
Tue 11/119:15 a.m.ORD - YQB
1 stop5h 37mUnited Airlines
Deal found 27/10C$ 286
Thu 13/115:00 a.m.YQB - ORD
1 stop5h 13mAir Canada
Sun 16/118:15 p.m.ORD - YQB
2 stops18h 54mAir Canada
Deal found 29/10C$ 312
Thu 27/116:00 a.m.YQB - ORD
1 stop6h 18mAir Canada
Mon 1/128:15 p.m.ORD - YQB
1 stop12h 30mAir Canada
Deal found 28/10C$ 337
Fri 7/115:10 p.m.YQB - ORD
1 stop7h 24mMultiple Airlines
Tue 11/1110:46 a.m.ORD - YQB
Nonstop2h 27mMultiple Airlines
Deal found 27/10C$ 359
Fri 21/112:55 p.m.YQB - ORD
Nonstop3h 02mUnited Airlines
Mon 24/116:00 a.m.ORD - YQB
2 stops15h 43mUnited Airlines
Deal found 27/10C$ 361
Fri 21/116:30 a.m.YQB - MDW
1 stop17h 59mMultiple Airlines
Mon 24/114:15 p.m.MDW - YQB
1 stop22h 05mMultiple Airlines
Deal found 29/10C$ 689
Fri 7/116:30 a.m.YQB - MDW
1 stop16h 50mMultiple Airlines
Sun 9/1110:12 a.m.MDW - YQB
2 stops21h 03mMultiple Airlines
Deal found 29/10C$ 769
Fri 7/116:30 a.m.YQB - MDW
1 stop16h 50mMultiple Airlines
Tue 11/1111:00 a.m.MDW - YQB
1 stop27h 20mMultiple Airlines
Deal found 27/10C$ 777
Fri 28/112:55 p.m.YQB - STL
1 stop7h 45mUnited Airlines
Sun 30/116:30 a.m.STL - YQB
1 stop6h 43mUnited Airlines
Deal found 27/10C$ 789
Fri 12/126:30 a.m.YQB - MDW
1 stop17h 09mMultiple Airlines
Fri 19/121:50 p.m.MDW - YQB
2 stops17h 25mMultiple Airlines
Deal found 27/10C$ 845

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 29 October 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 - ORD

YQBORD

Québec City

Thu 13/11

2:55 p.m.-4:57 p.m.

Nonstop3h 02m

Chicago O'Hare Intl

Sun 16/11

8:02 p.m.-11:02 a.m.

1 stop14h 00m

C$ 281

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 15/1

6:00 a.m.-1:15 p.m.

1 stop8h 15m

Chicago O'Hare Intl

Wed 21/1

4:25 p.m.-10:47 p.m.

1 stop5h 22m

C$ 286

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sat 17/1

6:00 a.m.-1:15 p.m.

1 stop8h 15m

Chicago O'Hare Intl

Wed 21/1

3:35 p.m.-10:47 p.m.

1 stop6h 12m

C$ 286

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sat 17/1

6:00 a.m.-1:15 p.m.

1 stop8h 15m

Chicago O'Hare Intl

Tue 20/1

2:27 p.m.-10:47 p.m.

1 stop7h 20m

C$ 286

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Thu 22/1

9:15 a.m.-2:55 p.m.

1 stop6h 40m

Chicago O'Hare Intl

Sun 25/1

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

1 stop5h 48m

C$ 288

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Mon 12/1

10:55 a.m.-7:30 p.m.

2 stops9h 35m

Chicago O'Hare Intl

Sat 24/1

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

1 stop4h 58m

C$ 296

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sun 18/1

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

1 stop5h 13m

Chicago O'Hare Intl

Fri 23/1

3:55 p.m.-10:28 p.m.

1 stop5h 33m

C$ 296

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 16/1

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

1 stop5h 13m

Chicago O'Hare Intl

Mon 19/1

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

1 stop4h 58m

C$ 296

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sun 18/1

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

1 stop5h 13m

Chicago O'Hare Intl

Thu 22/1

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

1 stop5h 48m

C$ 296

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Wed 12/11

2:55 p.m.-4:57 p.m.

Nonstop3h 02m

Chicago O'Hare Intl

Tue 18/11

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

Nonstop2h 27m

C$ 316

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 43 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, October is the cheapest month in which you can book a flight from Québec City to Illinois (average of C$ 264). Flying from Québec City to Illinois in March is currently the most expensive (average of C$ 532). 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 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 29 October 2025.

It’s typically best to fly out from Québec City to Illinois in the afternoon. Doing so could potentially save you 23% on the flight price compared to flying in the evening, which is usually more expensive.

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 29 October 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
8.0
Very good
384 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.0

Crew

8.6

Comfort

8.0

Food

7.6

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

Boarding

8.2

Overall

8.0

Entertainment

7.0

Crew

8.6

Comfort

8.0

Food

7.6

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
9,001 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.0

Crew

8.6

Comfort

8.0

Food

7.6

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
11,032 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.0

Crew

8.6

Comfort

8.0

Food

7.6

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
10,372 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.0

Crew

8.6

Comfort

8.0

Food

7.6

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 United Airlines fly from Québec City to Illinois in about 3h 02m. The time it takes to get you to your destination is usually consistent. Québec City and Illinois are separated by a distance of 1413 km. Generally, flights for this route are direct.

  • 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 (95%), Air New Zealand (95%) or United Airlines (86%) 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$ 328. While the most popular route (Québec City - Chicago O'Hare Intl) can be booked for C$ 286 on average, our data indicates C$ 871 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, October is the cheapest month in which you can book a flight from Québec City to Illinois (average of C$ 264). Flying from Québec City to Illinois in March is currently the most expensive (average of C$ 532). 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

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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 29 October 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 260AverageC$ 560FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 277AverageC$ 530FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 312AverageC$ 561FlexibilityNo 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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