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Cheap flights from Chicago to Montreal from C$ 174

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Montreal departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:45 a.m. - 3:23 p.m.ORD-YUL
5h 38m1 stop
United Airlines Logo
7:00 a.m. - 11:48 a.m.YUL-ORD
5h 48m1 stop
C$ 289United Airlines
Find Deal
ven., 6 mars - dim., 8 mars
Air Canada Logo
7:15 a.m. - 10:20 a.m.ORD-YUL
2h 05mdirect
Air Canada Logo
1:10 p.m. - 2:55 p.m.YUL-ORD
2h 45mdirect
C$ 293Air Canada
Find Deal
jeu., 15 janv. - jeu., 22 janv.
Porter Airlines Logo
11:00 a.m. - 5:45 p.m.MDW-YUL
5h 45m1 stop
Porter Airlines Logo
11:25 a.m. - 3:20 p.m.YUL-MDW
4h 55m1 stop
C$ 295Porter Airlines
Find Deal
mer., 1 avr. - mar., 14 avr.
American Airlines Logo
8:13 a.m. - 3:20 p.m.ORD-YUL
6h 07m1 stop
American Airlines Logo
7:30 a.m. - 6:34 p.m.YUL-ORD
12h 04m1 stop
C$ 298American Airlines
Find Deal
jeu., 29 janv. - dim., 1 févr.
Delta Logo
1:05 p.m. - 11:54 p.m.MDW-YUL
9h 49m1 stop
Delta Logo
7:00 a.m. - 3:25 p.m.YUL-MDW
9h 25m1 stop
C$ 331Delta
Find Deal
jeu., 12 févr. - dim., 15 févr.
Delta Logo
6:00 a.m. - 1:49 p.m.ORD-YUL
6h 49m1 stop
Delta Logo
6:00 a.m. - 9:35 a.m.YUL-ORD
4h 35m1 stop
C$ 331Delta
Find Deal
sam., 14 févr. - sam., 21 févr.
Porter Airlines Logo
11:00 a.m. - 5:45 p.m.MDW-YUL
5h 45m1 stop
Porter Airlines Logo
11:25 a.m. - 3:20 p.m.YUL-MDW
4h 55m1 stop
C$ 358Porter Airlines
Find Deal
dim., 22 mars - dim., 29 mars
American Airlines Logo
11:50 a.m. - 3:00 p.m.ORD-YUL
2h 10mdirect
American Airlines Logo
3:45 p.m. - 5:45 p.m.YUL-ORD
3h 00mdirect
C$ 369American Airlines
Find Deal
sam., 21 févr. - sam., 28 févr.
Multiple Airlines Logo
11:00 a.m. - 6:15 p.m.MDW-YUL
6h 15m1 stop
Multiple Airlines Logo
6:15 p.m. - 9:56 a.m.YUL-MDW
16h 41m1 stop
C$ 397Multiple Airlines
Find Deal
mar., 24 févr. - ven., 27 févr.
Multiple Airlines Logo
7:34 p.m. - 4:25 p.m.ORD-YUL
19h 51m1 stop
Multiple Airlines Logo
6:45 a.m. - 9:47 a.m.YUL-ORD
28h 02m2 stops
C$ 437Multiple Airlines
Find Deal
mar., 11 nov. - mar., 18 nov.

United Airlines flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport

Our best United Airlines deals on Chicago to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
6 Mar
ORD8:45 a.m.Chicago O'Hare Intl
5h 38m
1 stop
YUL3:23 p.m.Montreal Pierre Elliott Trudeau Intl
8 Mar
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
5h 48m
1 stop
ORD11:48 a.m.Chicago O'Hare Intl
C$ 289
Find similar
United Airlines
13 Feb
ORD8:00 a.m.Chicago O'Hare Intl
5h 36m
1 stop
YUL2:36 p.m.Montreal Pierre Elliott Trudeau Intl
18 Feb
YUL6:30 a.m.Montreal Pierre Elliott Trudeau Intl
2h 35m
ORD8:05 a.m.Chicago O'Hare Intl
C$ 329
Find similar
United Airlines
21 Mar
ORD7:15 a.m.Chicago O'Hare Intl
2h 05m
YUL10:20 a.m.Montreal Pierre Elliott Trudeau Intl
28 Mar
YUL9:25 a.m.Montreal Pierre Elliott Trudeau Intl
2h 53m
ORD11:18 a.m.Chicago O'Hare Intl
C$ 330
Find similar

Delta flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport

Our best Delta deals on Chicago to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Delta
12 Feb
MDW1:05 p.m.Chicago Midway
9h 49m
1 stop
YUL11:54 p.m.Montreal Pierre Elliott Trudeau Intl
15 Feb
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 25m
1 stop
MDW3:25 p.m.Chicago Midway
C$ 331
Find similar
Delta
14 Feb
MDW5:59 p.m.Chicago Midway
4h 13m
1 stop
YUL11:12 p.m.Montreal Pierre Elliott Trudeau Intl
21 Feb
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
7h 35m
1 stop
MDW12:35 p.m.Chicago Midway
C$ 371
Find similar
Delta
21 Mar
MDW5:59 p.m.Chicago Midway
4h 13m
1 stop
YUL11:12 p.m.Montreal Pierre Elliott Trudeau Intl
29 Mar
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
7h 35m
1 stop
MDW12:35 p.m.Chicago Midway
C$ 410
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport 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 16 octobre 2025.
Use the filters below to find and compare flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

ven. 6/3

8:45 a.m.-3:23 p.m.

1 stop5h 38m

Montreal Pierre Elliott Trudeau Intl

dim. 8/3

7:00 a.m.-11:48 a.m.

1 stop5h 48m

C$ 289

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

jeu. 15/1

7:15 a.m.-10:20 a.m.

Nonstop2h 05m

Montreal Pierre Elliott Trudeau Intl

jeu. 22/1

1:10 p.m.-2:55 p.m.

Nonstop2h 45m

C$ 293

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

mer. 1/4

11:00 a.m.-5:45 p.m.

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

mar. 14/4

11:25 a.m.-3:20 p.m.

1 stop4h 55m

C$ 295

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

jeu. 29/1

8:13 a.m.-3:20 p.m.

1 stop6h 07m

Montreal Pierre Elliott Trudeau Intl

dim. 1/2

7:30 a.m.-6:34 p.m.

1 stop12h 04m

C$ 298

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

jeu. 12/2

1:05 p.m.-11:54 p.m.

1 stop9h 49m

Montreal Pierre Elliott Trudeau Intl

dim. 15/2

7:00 a.m.-3:25 p.m.

1 stop9h 25m

C$ 331

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sam. 14/2

6:00 a.m.-1:49 p.m.

1 stop6h 49m

Montreal Pierre Elliott Trudeau Intl

sam. 21/2

6:00 a.m.-9:35 a.m.

1 stop4h 35m

C$ 331

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

dim. 22/3

11:00 a.m.-5:45 p.m.

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

dim. 29/3

11:25 a.m.-3:20 p.m.

1 stop4h 55m

C$ 358

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sam. 21/2

11:50 a.m.-3:00 p.m.

Nonstop2h 10m

Montreal Pierre Elliott Trudeau Intl

sam. 28/2

3:45 p.m.-5:45 p.m.

Nonstop3h 00m

C$ 369

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

mar. 24/2

11:00 a.m.-6:15 p.m.

1 stop6h 15m

Montreal Pierre Elliott Trudeau Intl

ven. 27/2

6:15 p.m.-9:56 a.m.

1 stop16h 41m

C$ 397

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

mar. 11/11

7:34 p.m.-4:25 p.m.

1 stop19h 51m

Montreal Pierre Elliott Trudeau Intl

mar. 18/11

6:45 a.m.-9:47 a.m.

2 stops28h 02m

C$ 437

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 Montreal from

How to get the cheapest flight ticket from Chicago to Montreal Pierre Elliott Trudeau Intl Airport

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 typical price of a round-trip flight between Chicago and Montreal Pierre Elliott Trudeau Intl Airport?

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of September is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from Chicago, with most prices found around C$ 397. The month of November is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Chicago averaging around C$ 459.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Wednesday when prices can be found for as low as C$ 300. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 628.

What is the cheapest time of day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

At noon is the cheapest time of day to fly from Chicago to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 369. Flying to Montreal Pierre Elliott Trudeau Intl Airport at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around C$ 677. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago to Montreal Pierre Elliott Trudeau Intl flight route?

Fly from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl for the best Chicago - Montreal Pierre Elliott Trudeau Intl flight prices

How far in advance should I book a flight to Montreal Pierre Elliott Trudeau Intl Airport?

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around C$ 569 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from Chicago for as low as C$ 333 on momondo.

What cabin class options are available on Chicago to Montreal Pierre Elliott Trudeau Intl flights?

There are 2 cabin classes available to choose from on Chicago to Montreal Pierre Elliott Trudeau Intl 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 Chicago to Montreal Pierre Elliott Trudeau Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Chicago to Montreal Pierre Elliott Trudeau Intl Airport.

How have Chicago to Montreal Pierre Elliott Trudeau Intl Airport flight prices changed over time?

As of October 2025, prices for Chicago to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 51% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Montreal Pierre Elliott Trudeau Intl Airport (CHI to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Montreal Pierre Elliott Trudeau Intl Airport

Best price found

C$ 198

Fastest flight time

2h 05m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Chicago in the past 72 hours is C$ 198. The best round-trip flight deal from Chicago to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is C$ 544.
The fastest flight from Chicago to Montreal Pierre Elliott Trudeau Intl Airport takes 2h 05m
Direct flights go from Chicago to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

  • How far is Chicago to Montreal Pierre Elliott Trudeau Intl by plane?

    The distance between Chicago and Montreal Pierre Elliott Trudeau Intl is about 1182.6 km. A reasonable flight in good conditions will take 2h 05m.

  • When did momondo last update prices for flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport?

  • How old do you have to be to fly from Chicago to Montreal Pierre Elliott Trudeau Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The necessary travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport 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 Chicago to Montreal Pierre Elliott Trudeau Intl Airport?

Best airlines flying from Chicago to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from Chicago to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 345Free CancellationRating
7.1
10,306 reviews
Search Air Canada flights

  • Air Canada Flights From Chicago to Montreal Pierre Elliott Trudeau Intl Airport

    Air Canada is one of the most popular airlines flying from Chicago to Montreal Pierre Elliott Trudeau Intl Airport, operating 42 flights/week on average for this route. A good Air Canada flight deal for Chicago to Montreal Pierre Elliott Trudeau Intl Airport starts from C$ 246 round-trip, up to an average price of C$ 477. Our users have rated Air Canada at 7.1/10.

Travelling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Montebello
Sherbrooke
Trois-Rivières
Brossard
Drummondville
North Hatley
Cornwall
Longueuil
Dorval
Magog
Saint-Sauveur
Bromont
Boucherville
Saint-Jean-sur-Richelieu
Sutton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Montreal?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Montreal for you.

Can I find flights from Chicago to Montreal with flexible booking policies on momondo?

Yes. All flights to Montreal from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Montreal?

momondo provides multiple filters to help you find the best flight to Montreal from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Montreal from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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