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Cheap flights from Quebec to Illinois from C$ 230

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Quebec to Illinois departing on 26/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Quebec to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
6:30 a.m. - 9:45 a.m.
YUL
-
MDW
4h 15m
1 stop
Porter Airlines Logo
3:15 p.m. - 10:10 p.m.
MDW
-
YUL
5h 55m
1 stop
C$ 380Porter Airlines
Mon, 17 Aug - Tue, 18 Aug
Air Canada Logo
4:30 p.m. - 8:21 p.m.
YUL
-
ORD
4h 51m
1 stop
Air Canada Logo
7:25 a.m. - 1:46 p.m.
ORD
-
YUL
5h 21m
1 stop
C$ 383Air Canada
Tue, 17 Nov - Tue, 24 Nov
Porter Airlines Logo
6:30 a.m. - 9:45 a.m.
YUL
-
MDW
4h 15m
1 stop
Porter Airlines Logo
3:15 p.m. - 8:10 p.m.
MDW
-
YUL
3h 55m
1 stop
C$ 383Porter Airlines
Wed, 5 Aug - Tue, 11 Aug
Delta Logo
12:45 p.m. - 4:37 p.m.
YUL
-
ORD
4h 52m
1 stop
Delta Logo
9:35 a.m. - 4:05 p.m.
ORD
-
YUL
5h 30m
1 stop
C$ 388Delta
Tue, 12 Jan - Wed, 20 Jan
Delta Logo
6:00 a.m. - 12:33 p.m.
YUL
-
MDW
7h 33m
1 stop
Delta Logo
9:30 a.m. - 3:59 p.m.
MDW
-
YUL
5h 29m
1 stop
C$ 388Delta
Tue, 12 Jan - Tue, 19 Jan
Air Canada Logo
4:30 p.m. - 8:41 p.m.
YUL
-
ORD
5h 11m
1 stop
Air Canada Logo
7:25 a.m. - 1:47 p.m.
ORD
-
YUL
5h 22m
1 stop
C$ 390Air Canada
Wed, 5 Aug - Mon, 10 Aug
American Airlines Logo
3:56 p.m. - 9:05 a.m.
YQB
-
ORD
18h 09m
1 stop
American Airlines Logo
9:30 a.m. - 1:15 p.m.
ORD
-
YQB
2h 45mdirect
C$ 428American Airlines
Fri, 4 Sep - Sun, 6 Sep
American Airlines Logo
3:56 p.m. - 9:30 p.m.
YQB
-
ORD
6h 34m
1 stop
American Airlines Logo
9:30 a.m. - 1:15 p.m.
ORD
-
YQB
2h 45mdirect
C$ 443American Airlines
Fri, 7 Aug - Sun, 9 Aug
United Airlines Logo
6:25 a.m. - 3:43 p.m.
YOW
-
STL
10h 18m
1 stop
United Airlines Logo
9:04 a.m. - 9:35 p.m.
STL
-
YOW
11h 31m
1 stop
C$ 489United Airlines
Thu, 1 Oct - Mon, 5 Oct
United Airlines Logo
5:10 a.m. - 12:13 p.m.
YOW
-
STL
8h 03m
2 stops
United Airlines Logo
1:29 p.m. - 9:35 p.m.
STL
-
YOW
7h 06m
1 stop
C$ 585United Airlines
Thu, 1 Oct - Mon, 5 Oct

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Delta flights from Quebec to Illinois

Our best Delta deals on Quebec to Illinois flight tickets
Delta
12 Jan
YUL9:28 a.m.Montreal Pierre Elliott Trudeau Intl
7h 44m
1 stop
ORD4:12 p.m.Chicago O'Hare Intl
19 Jan
ORD7:00 a.m.Chicago O'Hare Intl
4h 15m
1 stop
YUL12:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 388
Delta
18 Aug
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
7h 39m
1 stop
MDW12:39 p.m.Chicago Midway
22 Aug
MDW1:25 p.m.Chicago Midway
9h 05m
1 stop
YUL11:30 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 390
Delta
12 Jan
YUL2:30 p.m.Montreal Pierre Elliott Trudeau Intl
5h 45m
1 stop
ORD7:15 p.m.Chicago O'Hare Intl
18 Jan
ORD7:00 a.m.Chicago O'Hare Intl
5h 36m
1 stop
YUL1:36 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 412

Porter Airlines flights from Quebec to Illinois

Our best Porter Airlines deals on Quebec to Illinois flight tickets
Porter Airlines
17 Aug
YUL6:30 a.m.Montreal Pierre Elliott Trudeau Intl
4h 15m
1 stop
MDW9:45 a.m.Chicago Midway
18 Aug
MDW3:15 p.m.Chicago Midway
5h 55m
1 stop
YUL10:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 380
Porter Airlines
5 Aug
YUL6:30 a.m.Montreal Pierre Elliott Trudeau Intl
4h 15m
1 stop
MDW9:45 a.m.Chicago Midway
11 Aug
MDW3:15 p.m.Chicago Midway
3h 55m
1 stop
YUL8:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 383
Porter Airlines
26 Sep
YUL6:30 a.m.Montreal Pierre Elliott Trudeau Intl
5h 30m
1 stop
MDW11:00 a.m.Chicago Midway
30 Sep
MDW3:20 p.m.Chicago Midway
4h 52m
1 stop
YUL9:12 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 384

momondo Fare Finder

 
Customize your flight search to find flights from Quebec 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, momondo users made 96,600 searches. Data last updated 19 July 2026.
Use the filters below to find and compare flights from Quebec to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

6:30 a.m.-9:45 a.m.

1 stop4h 15m

Chicago Midway

Tue 18/8

3:15 p.m.-10:10 p.m.

1 stop5h 55m

C$ 380

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Tue 17/11

4:30 p.m.-8:21 p.m.

1 stop4h 51m

Chicago O'Hare Intl

Tue 24/11

7:25 a.m.-1:46 p.m.

1 stop5h 21m

C$ 383
Quickest round-trip

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

6:30 a.m.-9:45 a.m.

1 stop4h 15m

Chicago Midway

Tue 11/8

3:15 p.m.-8:10 p.m.

1 stop3h 55m

C$ 383

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Tue 12/1

12:45 p.m.-4:37 p.m.

1 stop4h 52m

Chicago O'Hare Intl

Wed 20/1

9:35 a.m.-4:05 p.m.

1 stop5h 30m

C$ 388

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Tue 12/1

6:00 a.m.-12:33 p.m.

1 stop7h 33m

Chicago Midway

Tue 19/1

9:30 a.m.-3:59 p.m.

1 stop5h 29m

C$ 388

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

4:30 p.m.-8:41 p.m.

1 stop5h 11m

Chicago O'Hare Intl

Mon 10/8

7:25 a.m.-1:47 p.m.

1 stop5h 22m

C$ 390

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 4/9

3:56 p.m.-9:05 a.m.

1 stop18h 09m

Chicago O'Hare Intl

Sun 6/9

9:30 a.m.-1:15 p.m.

Nonstop2h 45m

C$ 428

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Fri 7/8

3:56 p.m.-9:30 p.m.

1 stop6h 34m

Chicago O'Hare Intl

Sun 9/8

9:30 a.m.-1:15 p.m.

Nonstop2h 45m

C$ 443

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

Thu 1/10

6:25 a.m.-3:43 p.m.

1 stop10h 18m

Lambert-St Louis

Mon 5/10

9:04 a.m.-9:35 p.m.

1 stop11h 31m

C$ 489

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

Thu 1/10

5:10 a.m.-12:13 p.m.

2 stops8h 03m

Lambert-St Louis

Mon 5/10

1:29 p.m.-9:35 p.m.

1 stop7h 06m

C$ 585

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Quebec to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

In general, April is the cheapest month to fly from Quebec to Illinois. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 398. If you don’t want to visit Illinois in April, then you should wait until January to fly from Quebec, when ticket prices are also cheap, with an average price of C$ 411.

What is the cheapest day to depart on your flight to Illinois?

According to our data, Thursday is the cheapest day to fly to Illinois from Quebec. The lowest ticket price found for a Thursday departure recently was C$ 718. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Illinois is Sunday, with ticket prices averaging around C$ 1,064.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Quebec to Illinois during this time can be as low as C$ 743. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 1,153 on average. Flights to Illinois from Quebec at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Quebec to Illinois flight route?

Fly from Québec City to Chicago O'Hare Intl for the best Quebec - Illinois flight prices

How far in advance should I book a flight from Quebec to Illinois?

You are more likely to see cheaper flights to Illinois from Quebec when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around C$ 498 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Quebec for as low as C$ 321 on momondo.

What cabin class options are available on Quebec to Illinois flights?

There are 4 cabin classes available to choose from on Quebec to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Quebec to Illinois flights?

You could potentially save up to 3% on your flight if you consider stops on a Quebec to Illinois flight.

Cheap Quebec to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Quebec to Illinois

Best price found

C$ 405

Fastest flight time

2h 19m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Quebec in the past 72 hours is C$ 405. The best round-trip flight deal from Quebec to Illinois found on momondo in the last 72 hours is C$ 571.
The fastest flight from Quebec to Illinois takes 2h 19m
Direct flights go from Quebec to Illinois every day.
There are 98 airports in Illinois. From Quebec there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

Frequently asked questions about flying from Quebec to Illinois

  • When did momondo last update prices for flights from Quebec to Illinois?

    Prices for flights from Quebec to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from Quebec to Illinois?

  • How old do you have to be to fly from Quebec to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Quebec to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Quebec to Illinois?

Best airlines flying from Quebec to Illinois

Compare and see reviews for airlines that fly from Quebec to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 178Free CancellationRating
7.1
11,359 reviews
Search Air Canada flights
American AirlinesPriceFrom C$ 238Free CancellationRating
7.1
11,820 reviews
Search American Airlines flights
Porter AirlinesPriceFrom C$ 245Free CancellationRating
8.0
445 reviews
Search Porter Airlines flights
United AirlinesPriceFrom C$ 251Free CancellationRating
7.4
10,008 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Quebec to Illinois?

It is quick and easy to find Quebec to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

Can I find flights from Quebec to Illinois with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Illinois from Quebec with this policy.

How can momondo help me find flights from Quebec to Illinois?

Once you have performed a search for Quebec to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Quebec to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Quebec are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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