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Cheap flights from Québec City to Illinois from C$ 268

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — ORD
17 Jun — 24 Jun1
1 adult

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 12 June 2025.

Round-trip from

C$ 488

One-way from

C$ 268

Popular in

January

Cheapest in

March

Average price

C$ 626

Good round-trip deal

C$ 508 or less

Good one-way deal

C$ 263 or less
Porter Airlines
  • Porter Airlines
  • 19/9-22/9
  • 2 total stops
  • 12h 04m total
  • Québec City to Illinois
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Porter Airlines
  • Porter Airlines
  • 14/9
  • 1 total stop
  • 6h 24m total
  • Québec City to Illinois
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 202 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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

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 12 June 2025.

Fri 19/911:00 a.m.YQB - MDW
1 stop6h 24mPorter Airlines
Mon 22/99:15 a.m.MDW - YQB
1 stop5h 40mPorter Airlines
Deal found 11/6C$ 488
Sat 13/95:50 a.m.YQB - ORD
1 stop5h 01mAir Canada
Sat 20/910:40 a.m.ORD - YQB
1 stop5h 50mAir Canada
Deal found 12/6C$ 502
Fri 19/93:18 p.m.YQB - ORD
Nonstop2h 55mUnited Airlines
Mon 22/910:40 a.m.ORD - YQB
Nonstop2h 36mUnited Airlines
Deal found 10/6C$ 513
Wed 30/74:10 p.m.YQB - ORD
Nonstop2h 50mAmerican Airlines
Mon 4/85:00 a.m.ORD - YQB
1 stop9h 30mAmerican Airlines
Deal found 11/6C$ 518
Sat 25/1012:45 p.m.YQB - ORD
1 stop8h 29mMultiple Airlines
Wed 29/101:59 p.m.ORD - YQB
2 stops7h 14mMultiple Airlines
Deal found 12/6C$ 595
Sun 27/74:35 p.m.YQB - MDW
1 stop17h 10mMultiple Airlines
Sun 3/89:40 a.m.MDW - YQB
1 stop5h 15mMultiple Airlines
Deal found 12/6C$ 749
Mon 23/64:10 p.m.YQB - STL
1 stop8h 44mAmerican Airlines
Wed 2/74:58 p.m.STL - YQB
1 stop21h 32mAmerican Airlines
Deal found 11/6C$ 800
Sun 27/75:20 a.m.YQB - STL
2 stops11h 27mUnited Airlines
Sun 3/84:00 p.m.STL - YQB
1 stop5h 10mUnited Airlines
Deal found 12/6C$ 946
Sun 27/72:50 p.m.YQB - STL
3 stops20h 02mMultiple Airlines
Sun 3/810:47 a.m.STL - YQB
3 stops30h 53mMultiple Airlines
Deal found 12/6C$ 1,045
Sun 27/73:18 p.m.YQB - STL
1 stop8h 27mAir Canada
Sun 3/84:00 p.m.STL - YQB
1 stop5h 10mAir Canada
Deal found 12/6C$ 1,259
Sat 30/86:30 p.m.YQB - MDW
2 stops15h 46mWestJet
Mon 1/99:15 a.m.MDW - YQB
2 stops31h 12mWestJet
Deal found 11/6C$ 1,481
Wed 30/76:30 p.m.YQB - ORD
2 stops25h 19mWestJet
Mon 4/811:05 a.m.ORD - YQB
2 stops29h 22mWestJet
Deal found 12/6C$ 1,512

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 12 June 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

Fri 19/9

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

1 stop6h 24m

Chicago Midway

Mon 22/9

9:15 a.m.-3:55 p.m.

1 stop5h 40m

C$ 488

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sat 13/9

5:50 a.m.-9:51 a.m.

1 stop5h 01m

Chicago O'Hare Intl

Sat 20/9

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

1 stop5h 50m

C$ 502

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 19/9

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

Nonstop2h 55m

Chicago O'Hare Intl

Mon 22/9

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

Nonstop2h 36m

C$ 513

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Wed 30/7

4:10 p.m.-6:00 p.m.

Nonstop2h 50m

Chicago O'Hare Intl

Mon 4/8

5:00 a.m.-3:30 p.m.

1 stop9h 30m

C$ 518

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sat 25/10

12:45 p.m.-8:14 p.m.

1 stop8h 29m

Chicago O'Hare Intl

Wed 29/10

1:59 p.m.-10:13 p.m.

2 stops7h 14m

C$ 595

Québec CityChicago

YQB - MDW

YQBMDW

Québec City

Sun 27/7

4:35 p.m.-8:45 a.m.

1 stop17h 10m

Chicago Midway

Sun 3/8

9:40 a.m.-3:55 p.m.

1 stop5h 15m

C$ 749

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Mon 23/6

4:10 p.m.-11:54 p.m.

1 stop8h 44m

Lambert-St Louis

Wed 2/7

4:58 p.m.-3:30 p.m.

1 stop21h 32m

C$ 800

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Sun 27/7

5:20 a.m.-3:47 p.m.

2 stops11h 27m

Lambert-St Louis

Sun 3/8

8:00 a.m.-10:10 p.m.

2 stops13h 10m

C$ 946

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Sun 27/7

2:50 p.m.-9:52 a.m.

3 stops20h 02m

Lambert-St Louis

Sun 3/8

10:47 a.m.-6:40 p.m.

3 stops30h 53m

C$ 1,045

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Sun 27/7

3:18 p.m.-10:45 p.m.

1 stop8h 27m

Lambert-St Louis

Sun 3/8

4:00 p.m.-10:10 p.m.

1 stop5h 10m

C$ 1,259

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 21 results
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2
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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 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 12 June 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 12 June 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).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 12 June 2025.
See what other customers who have flown with Porter Airlines, United Airlines and American Airlines from Québec City to Illinois have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
288 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
288 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
United Airlines
7.4
Good
8,790 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
WestJet
7.2
Good
2,868 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Canada
7.1
Good
9,537 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.0

Overall

8.0

Food

7.6

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

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.

  • 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$ 268), American Airlines (C$ 282), and Air Canada (C$ 288).

  • 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 (91%), United Airlines (91%) or Air New Zealand (91%) 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$ 200. While the most popular route (Québec City - Chicago O'Hare Intl) can be booked for C$ 513 on average our data indicates C$ 574 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$ 352). 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 4 airlines flying from Québec City to Illinois

Discover the top 4 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 306AverageC$ 628FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 440AverageC$ 773FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 485AverageC$ 645FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 489AverageC$ 630FlexibilityNo 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.

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