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Cheap flights from Chicago to Montreal from $47

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 9/8. 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
0 bags

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Cheap round-trip flights

Air Canada Logo
10:40 am - 1:54 pmORD-YUL
2h 14mnonstop
Air Canada Logo
4:00 pm - 7:29 pmYUL-ORD
4h 29m1 stop
$133Air Canada
Find Deal
Mon, Sep 29 - Mon, Sep 29
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
$139Porter Airlines
Find Deal
Wed, Sep 10 - Mon, Sep 15
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
$144Porter Airlines
Find Deal
Fri, Sep 5 - Mon, Sep 8
Porter Airlines Logo
9:15 am - 4:00 pmMDW-YUL
5h 45m1 stop
Porter Airlines Logo
10:45 am - 4:24 pmYUL-MDW
6h 39m1 stop
$147Porter Airlines
Find Deal
Thu, Sep 4 - Thu, Sep 11
Air Canada Logo
10:40 am - 1:54 pmORD-YUL
2h 14mnonstop
Air Canada Logo
8:20 am - 9:51 amYUL-ORD
2h 31mnonstop
$150Air Canada
Find Deal
Mon, Sep 29 - Fri, Oct 3
American Airlines Logo
1:09 pm - 4:30 pmORD-YUL
2h 21mnonstop
American Airlines Logo
5:15 pm - 6:50 pmYUL-ORD
2h 35mnonstop
$188American Airlines
Find Deal
Fri, Sep 5 - Mon, Sep 8
American Airlines Logo
8:15 am - 11:41 amORD-YUL
2h 26mnonstop
American Airlines Logo
5:29 pm - 7:05 pmYUL-ORD
2h 36mnonstop
$193American Airlines
Find Deal
Sat, Aug 23 - Thu, Aug 28
United Airlines Logo
10:38 am - 2:00 pmORD-YUL
2h 22mnonstop
United Airlines Logo
7:00 am - 1:14 pmYUL-ORD
7h 14m1 stop
$197United Airlines
Find Deal
Tue, Nov 4 - Sat, Nov 8
United Airlines Logo
7:11 am - 10:40 amORD-YUL
2h 29mnonstop
United Airlines Logo
6:15 am - 8:01 amYUL-ORD
2h 46mnonstop
$203United Airlines
Find Deal
Sat, Oct 11 - Tue, Oct 14
Delta Logo
2:00 pm - 11:24 pmMDW-YUL
8h 24m1 stop
Delta Logo
12:45 pm - 9:44 pmYUL-MDW
9h 59m1 stop
$237Delta
Find Deal
Sat, Oct 11 - Tue, Oct 14

Porter Airlines flights from Chicago to Montreal

Our best Porter Airlines deals on Chicago to Montreal flight tickets
Porter Airlines
Sep 10
MDW9:15 amChicago Midway
5h 45m
1 stop
YUL4:00 pmMontreal Pierre Elliott Trudeau Intl
Sep 15
YUL1:10 pmMontreal Pierre Elliott Trudeau Intl
4h 14m
1 stop
MDW4:24 pmChicago Midway
Porter Airlines
Sep 5
MDW5:20 pmChicago Midway
3h 55m
1 stop
YUL10:15 pmMontreal Pierre Elliott Trudeau Intl
Sep 8
YUL1:10 pmMontreal Pierre Elliott Trudeau Intl
4h 14m
1 stop
MDW4:24 pmChicago Midway
Porter Airlines
Sep 4
MDW9:15 amChicago Midway
5h 45m
1 stop
YUL4:00 pmMontreal Pierre Elliott Trudeau Intl
Sep 11
YUL10:45 amMontreal Pierre Elliott Trudeau Intl
6h 39m
1 stop
MDW4:24 pmChicago Midway

Air Canada flights from Chicago to Montreal

Our best Air Canada deals on Chicago to Montreal flight tickets
Air Canada
Sep 29
ORD10:40 amChicago O'Hare Intl
2h 14m
YUL1:54 pmMontreal Pierre Elliott Trudeau Intl
Sep 29
YUL4:00 pmMontreal Pierre Elliott Trudeau Intl
4h 29m
1 stop
ORD7:29 pmChicago O'Hare Intl
Air Canada
Sep 29
ORD10:40 amChicago O'Hare Intl
2h 14m
YUL1:54 pmMontreal Pierre Elliott Trudeau Intl
Oct 3
YUL8:20 amMontreal Pierre Elliott Trudeau Intl
2h 31m
ORD9:51 amChicago O'Hare Intl
Air Canada
Sep 29
ORD9:55 amChicago O'Hare Intl
6h 55m
1 stop
YUL5:50 pmMontreal Pierre Elliott Trudeau Intl
Oct 3
YUL6:40 pmMontreal Pierre Elliott Trudeau Intl
2h 31m
ORD8:11 pmChicago O'Hare Intl

See travel insights to Montreal from

How to get the cheapest flight ticket from Chicago to Montreal

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?

What is the cheapest month to fly to Montreal?

The cheapest month to fly to Montreal from Chicago is in September. Flight prices, which tend to average around $301, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of September, then departing from Chicago during the month April is also very affordable. Most momondo users find prices during this month for around $315.

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

The cheapest day to depart from Chicago to Montreal is on a Thursday when prices can be found for as low as $678. Flights from Chicago to Montreal 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?

Our most recent data shows that the best time of day to fly to Montreal is in the evening. Flights from Chicago to Montreal during this time can be as low as $305. In the morning is when there is more demand to fly to Montreal, so prices are often more expensive at around $829 per ticket.

What is the cheapest Chicago to Montreal flight route?

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

How far in advance should I book a flight to Montreal?

You are more likely to see cheaper flights to Montreal from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal 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 from Chicago for as low as $270 on momondo.

What cabin class options are available on Chicago to Montreal flights?

There are 4 cabin classes available to choose from on Chicago to Montreal 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 flights?

No. A direct flight is the cheapest option for a flight between Chicago to Montreal.

How have Chicago to Montreal flight prices changed over time?

As of July 2025, prices for Chicago to Montreal flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Montreal

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

Cheap Chicago to Montreal (CHI to YMQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Montreal

Best Price Found

$47

Fastest flight time

2h 14m

Direct flights

Every day

Airports in Montreal

1 airport
The best one-way flight to Montreal from Chicago in the past 72 hours is $47. The best round-trip flight deal from Chicago to Montreal found on momondo in the last 72 hours is $133.
The fastest flight from Chicago to Montreal takes 2h 14m
Direct flights go from Chicago to Montreal every day.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)

  • How far is Chicago to Montreal by plane?

    Montreal is 744.2 mi away from Chicago. A reasonable flight in good conditions will take 2h 14m.

  • When did momondo last update prices for flights from Chicago to Montreal?

    Prices for flights from Chicago to Montreal refresh daily.

  • How many operators does momondo search for flights from Chicago to Montreal?

  • How old do you have to be to fly from Chicago to Montreal?

    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.

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

    The necessary travel and health documents for your Montreal 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?

  • What is the most popular airline from Chicago to Montreal?


Best airlines flying from Chicago to Montreal

Compare and see reviews for airlines that fly from Chicago to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $149Free CancellationRating
7.1
9,678 reviews
Search Air Canada flights
American AirlinesPriceFrom $210Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $215Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
Porter AirlinesPriceFrom $249Free CancellationRating
8.0
298 reviews
Search Porter Airlines flights
  • United Airlines Flights From Chicago to Montreal

    United Airlines flight deals from Chicago to Montreal start from $215 round-trip. Over the 42 United Airlines flights for this route in a normal week, average airfare is usually $397 round-trip - but some users have found much cheaper deals with momondo.

  • American Airlines Flights From Chicago to Montreal

    American Airlines (7.2/10 from 10,000 reviews) operates around 4 flights from Chicago to Montreal in any given week. The average American Airlines airfare for this route is around $405, with deals from around $210 rare but found on momondo. Referenced prices are for round-trip Chicago to Montreal flight searches in the last 72 hours.


Why use momondo?

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

It is quick and easy to find Chicago to Montreal 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 Montreal that suits you.

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

Yes. momondo allows you to filter the results for Chicago to Montreal flights to just show those with flexible booking policies.

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 can track prices for Chicago to Montreal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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1 adult
Tue 7/8
Tue 7/15

Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 9.4 mi from Montreal