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Cheap flights from Chicago to Montreal from $75

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 10/23. 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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Find the cheapest flights from Chicago to Montreal (CHI-YUL)

Cheap round-trip flights

Air Canada Logo
10:40 am - 1:54 pmORD-YUL
2h 14mnonstop
Air Canada Logo
8:20 am - 9:51 amYUL-ORD
2h 31mnonstop
$202Air Canada
Find Deal
Sat, Sep 27 - Thu, Oct 2
Air Canada Logo
10:40 am - 1:54 pmORD-YUL
2h 14mnonstop
Air Canada Logo
9:25 am - 11:18 amYUL-ORD
2h 53mnonstop
$203Air Canada
Find Deal
Fri, Oct 24 - Wed, Oct 29
American Airlines Logo
5:00 am - 1:44 pmORD-YUL
7h 44m1 stop
American Airlines Logo
5:15 pm - 6:50 pmYUL-ORD
2h 35mnonstop
$212American Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
American Airlines Logo
8:45 pm - 3:18 pmORD-YUL
17h 33m1 stop
American Airlines Logo
7:00 am - 11:37 pmYUL-ORD
17h 37m1 stop
$213American Airlines
Find Deal
Fri, Nov 14 - Mon, Nov 17
Delta Logo
6:23 pm - 11:14 pmMDW-YUL
3h 51m1 stop
Delta Logo
6:00 am - 12:31 pmYUL-MDW
7h 31m1 stop
$236Delta
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Sat, Oct 11 - Sat, Oct 18
Delta Logo
4:56 pm - 11:14 pmORD-YUL
5h 18m1 stop
Delta Logo
6:00 am - 12:40 pmYUL-ORD
7h 40m1 stop
$236Delta
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Sat, Oct 11 - Sat, Oct 18
Logo
10:40 am - 1:54 pmORD-YUL
2h 14mnonstop
Logo
4:55 pm - 8:20 pmYUL-ORD
4h 25m1 stop
$258
Find Deal
Sat, Oct 4 - Sun, Oct 5
Porter Airlines Logo
9:35 am - 4:00 pmMDW-YUL
5h 25m1 stop
Porter Airlines Logo
1:10 pm - 4:24 pmYUL-MDW
4h 14m1 stop
$265Porter Airlines
Find Deal
Sun, Sep 21 - Fri, Oct 3
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
$266Porter Airlines
Find Deal
Wed, Sep 24 - Wed, Oct 1
Logo
10:45 am - 7:45 pmORD-YUL
8h 00m1 stop
Logo
1:20 pm - 2:55 pmYUL-ORD
2h 35mnonstop
$298
Find Deal
Fri, Oct 17 - Tue, Oct 21

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
Sep 27
ORD10:40 amChicago O'Hare Intl
2h 14m
YUL1:54 pmMontreal Pierre Elliott Trudeau Intl
Oct 2
YUL8:20 amMontreal Pierre Elliott Trudeau Intl
2h 31m
ORD9:51 amChicago O'Hare Intl
$202
Find similar
Air Canada
Oct 24
ORD10:40 amChicago O'Hare Intl
2h 14m
YUL1:54 pmMontreal Pierre Elliott Trudeau Intl
Oct 29
YUL9:25 amMontreal Pierre Elliott Trudeau Intl
2h 53m
ORD11:18 amChicago O'Hare Intl
$203
Find similar
Air Canada
Oct 15
ORD8:40 amChicago O'Hare Intl
2h 14m
YUL11:54 amMontreal Pierre Elliott Trudeau Intl
Oct 16
YUL4:00 pmMontreal Pierre Elliott Trudeau Intl
4h 29m
1 stop
ORD7:29 pmChicago O'Hare Intl
$229
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
Oct 11
MDW6:23 pmChicago Midway
3h 51m
1 stop
YUL11:14 pmMontreal Pierre Elliott Trudeau Intl
Oct 18
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
7h 31m
1 stop
MDW12:31 pmChicago Midway
$236
Find similar
Delta
Oct 9
MDW12:48 pmChicago Midway
10h 00m
1 stop
YUL11:48 pmMontreal Pierre Elliott Trudeau Intl
Oct 16
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
7h 28m
1 stop
MDW12:28 pmChicago Midway
$264
Find similar
Delta
Sep 24
ORD1:22 pmChicago O'Hare Intl
9h 07m
1 stop
YUL11:29 pmMontreal Pierre Elliott Trudeau Intl
Oct 1
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
7h 35m
1 stop
ORD12:35 pmChicago O'Hare Intl
$289
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 832,500 searches. Data last updated August 27, 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

Sat 9/27

10:40 am-1:54 pm

Nonstop2h 14m

Montreal Pierre Elliott Trudeau Intl

Thu 10/2

8:20 am-9:51 am

Nonstop2h 31m

$202

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 10/24

10:40 am-1:54 pm

Nonstop2h 14m

Montreal Pierre Elliott Trudeau Intl

Wed 10/29

9:25 am-11:18 am

Nonstop2h 53m

$203

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Thu 10/2

5:00 am-1:44 pm

1 stop7h 44m

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

5:15 pm-6:50 pm

Nonstop2h 35m

$212

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 11/14

8:45 pm-3:18 pm

1 stop17h 33m

Montreal Pierre Elliott Trudeau Intl

Mon 11/17

7:00 am-11:37 pm

1 stop17h 37m

$213

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Sat 10/11

6:23 pm-11:14 pm

1 stop3h 51m

Montreal Pierre Elliott Trudeau Intl

Sat 10/18

6:00 am-12:31 pm

1 stop7h 31m

$236

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 10/11

4:56 pm-11:14 pm

1 stop5h 18m

Montreal Pierre Elliott Trudeau Intl

Sat 10/18

6:00 am-12:40 pm

1 stop7h 40m

$236

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 10/4

10:40 am-1:54 pm

Nonstop2h 14m

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

4:55 pm-8:20 pm

1 stop4h 25m

$258

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Sun 9/21

9:35 am-4:00 pm

1 stop5h 25m

Montreal Pierre Elliott Trudeau Intl

Fri 10/3

1:10 pm-4:24 pm

1 stop4h 14m

$265

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Wed 9/24

5:20 pm-10:15 pm

1 stop3h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 10/1

1:10 pm-4:24 pm

1 stop4h 14m

$266

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 10/17

10:45 am-7:45 pm

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 10/21

1:20 pm-2:55 pm

Nonstop2h 35m

$298

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 May is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Chicago averaging around $346.

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 $654. Flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport on a Sunday will generally be more expensive and average around $830. 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?

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 $594. Flying to Montreal Pierre Elliott Trudeau Intl Airport at noon 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 $821.

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 $407 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 $253 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 August 2025, prices for Chicago to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 2% 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

$159

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 $159. The best round-trip flight deal from Chicago to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $411.
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 734.8 mi. 2h 05m 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 $158Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
American AirlinesPriceFrom $192Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $202Free CancellationRating
7.4
8,945 reviews
Search United Airlines flights
Porter AirlinesPriceFrom $245Free CancellationRating
7.9
347 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 39 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 $376. 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 $192 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
Magog
Trois-Rivières
Drummondville
Saint-Sauveur
Sherbrooke
Cornwall
Boucherville
Bromont
Montebello
Saint-Jean-sur-Richelieu
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.

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