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Cheap flights from Chicago to Montreal from $54

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 9/6. 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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0 bags

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Cheap round-trip flights

Air Canada Logo
9:55 am - 4:20 pmORD-YUL
5h 25m1 stop
Air Canada Logo
8:00 am - 1:14 pmYUL-ORD
6h 14m1 stop
$148Air Canada
Find Deal
Wed, Oct 15 - Sun, Oct 19
Porter Airlines Logo
5:20 pm - 10:15 pmMDW-YUL
3h 55m1 stop
Porter Airlines Logo
1:10 pm - 4:24 pmYUL-MDW
4h 14m1 stop
$149Porter Airlines
Find Deal
Tue, Sep 30 - Fri, Oct 3
Air Canada Logo
8:40 am - 11:57 amORD-YUL
2h 17mnonstop
Air Canada Logo
8:20 am - 9:51 amYUL-ORD
2h 31mnonstop
$150Air Canada
Find Deal
Wed, Sep 3 - Tue, Sep 9
Air Canada Logo
9:55 am - 4:20 pmORD-YUL
5h 25m1 stop
Air Canada Logo
8:20 am - 9:51 amYUL-ORD
2h 31mnonstop
$153Air Canada
Find Deal
Wed, Oct 15 - Sun, Oct 19
Porter Airlines Logo
9:15 am - 4:00 pmMDW-YUL
5h 45m1 stop
Porter Airlines Logo
1:10 pm - 4:24 pmYUL-MDW
4h 14m1 stop
$157Porter Airlines
Find Deal
Thu, Sep 11 - Mon, Sep 15
Air Canada Logo
8:25 pm - 1:50 amORD-YUL
4h 25m1 stop
Air Canada Logo
10:15 am - 3:04 pmYUL-ORD
5h 49m1 stop
$158Air Canada
Find Deal
Wed, Sep 3 - Tue, Sep 9
American Airlines Logo
5:00 am - 12:16 pmORD-YUL
6h 16m1 stop
American Airlines Logo
2:35 pm - 10:59 pmYUL-ORD
9h 24m1 stop
$171American Airlines
Find Deal
Tue, Aug 12 - Tue, Aug 12
American Airlines Logo
5:00 am - 1:30 pmORD-YUL
7h 30m1 stop
American Airlines Logo
12:10 pm - 2:05 pmYUL-ORD
2h 55mnonstop
$198American Airlines
Find Deal
Tue, Nov 4 - Sat, Nov 8
Delta Logo
1:43 pm - 11:16 pmMDW-YUL
8h 33m1 stop
Delta Logo
6:00 am - 8:35 amYUL-MDW
3h 35m1 stop
$258Delta
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Wed, Aug 27 - Thu, Sep 4
Delta Logo
1:43 pm - 11:16 pmMDW-YUL
8h 33m1 stop
Delta Logo
10:57 am - 5:35 pmYUL-MDW
7h 38m1 stop
$265Delta
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Fri, Sep 5 - Sat, Sep 13

Air Canada flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on Chicago to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
Oct 15
ORD9:55 amChicago O'Hare Intl
5h 25m
1 stop
YUL4:20 pmMontreal Pierre Elliott Trudeau Intl
Oct 19
YUL8:00 amMontreal Pierre Elliott Trudeau Intl
6h 14m
1 stop
ORD1:14 pmChicago O'Hare Intl
$148
Find similar
Air Canada
Sep 3
ORD8:40 amChicago O'Hare Intl
2h 17m
YUL11:57 amMontreal Pierre Elliott Trudeau Intl
Sep 9
YUL8:20 amMontreal Pierre Elliott Trudeau Intl
2h 31m
ORD9:51 amChicago O'Hare Intl
$150
Find similar
Air Canada
Oct 15
ORD9:55 amChicago O'Hare Intl
5h 25m
1 stop
YUL4:20 pmMontreal Pierre Elliott Trudeau Intl
Oct 19
YUL8:20 amMontreal Pierre Elliott Trudeau Intl
2h 31m
ORD9:51 amChicago O'Hare Intl
$153
Find similar

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

Our best American Airlines deals on Chicago to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
American Airlines
Aug 12
ORD5:00 amChicago O'Hare Intl
6h 16m
1 stop
YUL12:16 pmMontreal Pierre Elliott Trudeau Intl
Aug 12
YUL2:35 pmMontreal Pierre Elliott Trudeau Intl
9h 24m
1 stop
ORD10:59 pmChicago O'Hare Intl
$171
Find similar
American Airlines
Nov 4
ORD5:00 amChicago O'Hare Intl
7h 30m
1 stop
YUL1:30 pmMontreal Pierre Elliott Trudeau Intl
Nov 8
YUL12:10 pmMontreal Pierre Elliott Trudeau Intl
2h 55m
ORD2:05 pmChicago O'Hare Intl
$198
Find similar
American Airlines
Aug 13
ORD8:34 pmChicago O'Hare Intl
16h 10m
1 stop
YUL1:44 pmMontreal Pierre Elliott Trudeau Intl
Aug 20
YUL5:29 pmMontreal Pierre Elliott Trudeau Intl
2h 36m
ORD7:05 pmChicago O'Hare Intl
$202
Find similar

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 cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of October is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Chicago averaging around $342.

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

The cheapest day to depart from Chicago to Montreal Pierre Elliott Trudeau Intl Airport is on a Thursday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Thursday will often find tickets for as low as $681. Flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport on a Sunday will generally be more expensive and average around $833. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the evening 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 $280. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $825.

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 $406 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 $270 on momondo.

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

There are 4 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 July 2025, prices for Chicago to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 38% 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

$54

Fastest flight time

2h 07m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Chicago in the past 72 hours is $54. The best round-trip flight deal from Chicago to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $148.
The fastest flight from Chicago to Montreal Pierre Elliott Trudeau Intl Airport takes 2h 07m
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 734.8 mi. 2h 14m is a normal flight duration for this route.

  • 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 refresh 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 travel and health documents required for your trip to Montreal Pierre Elliott Trudeau Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montreal Pierre Elliott Trudeau Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Chicago to Montreal Pierre Elliott Trudeau Intl Airport?

  • What is the most popular airline 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 $151Free CancellationRating
7.1
9,695 reviews
Search Air Canada flights
United AirlinesPriceFrom $202Free CancellationRating
7.4
8,846 reviews
Search United Airlines flights
American AirlinesPriceFrom $210Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Porter AirlinesPriceFrom $249Free CancellationRating
8.0
303 reviews
Search Porter Airlines flights

  • United Airlines Flights From Chicago to Montreal Pierre Elliott Trudeau Intl Airport

    United Airlines 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 United Airlines flight deal for Chicago to Montreal Pierre Elliott Trudeau Intl Airport starts from $202 round-trip, up to an average price of $384. Our users have rated United Airlines at 7.4/10.

  • American Airlines Flights From Chicago to Montreal Pierre Elliott Trudeau Intl Airport

    Across 10,000 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Chicago to Montreal Pierre Elliott Trudeau Intl Airport about 11 times each week, with ticket deals ranging from $210 to $405. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Montreal?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Montreal. Millions of users trust and use momondo every year so you are in good hands.

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 helps you find the best flight between Chicago and Montreal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Chicago to Montreal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

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