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Cheap flights from Montreal to Chicago O'Hare Intl Airport from C$ 234

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Chicago O'Hare Intl Airport departing on 10/12. 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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Find the cheapest flights from Montreal to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from Montreal to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Montreal to Chicago.

Cheap last-minute flights

Planning a quick getaway from Montreal to Chicago? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Montreal to Chicago

Find recent round-trip train or bus tickets from Montreal to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
11:15 a.m. - 2:51 p.m.YUL-ORD
4h 36m1 stop
2:00 p.m. - 9:48 p.m.ORD-YUL
6h 48m1 stop
C$ 375Air Canada
Find Deal
Tue, 3 Dec - Wed, 4 Dec
8:15 a.m. - 1:11 p.m.YUL-ORD
5h 56m1 stop
4:00 p.m. - 10:18 p.m.ORD-YUL
5h 18m1 stop
C$ 382Air Canada
Find Deal
Tue, 3 Dec - Tue, 3 Dec
12:57 p.m. - 10:45 p.m.YUL-ORD
10h 48m1 stop
7:00 a.m. - 1:44 p.m.ORD-YUL
5h 44m1 stop
C$ 385American Airlines
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Fri, 13 Dec - Sun, 15 Dec
5:30 p.m. - 7:46 a.m.YUL-ORD
15h 16m1 stop
4:21 p.m. - 10:57 p.m.ORD-YUL
5h 36m1 stop
C$ 388American Airlines
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Thu, 12 Dec - Mon, 16 Dec
12:45 p.m. - 7:00 p.m.YUL-ORD
7h 15m1 stop
5:20 p.m. - 11:24 p.m.ORD-YUL
5h 04m1 stop
C$ 409WestJet
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Sat, 19 Apr - Sat, 10 May
7:10 a.m. - 12:50 p.m.YUL-ORD
6h 40m1 stop
7:00 a.m. - 4:59 p.m.ORD-YUL
8h 59m1 stop
C$ 424Delta
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Tue, 3 Dec - Fri, 6 Dec
7:10 a.m. - 12:50 p.m.YUL-ORD
6h 40m1 stop
7:00 a.m. - 4:59 p.m.ORD-YUL
8h 59m1 stop
C$ 426Delta
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Wed, 4 Dec - Fri, 6 Dec
8:25 a.m. - 2:13 p.m.YUL-ORD
6h 48m1 stop
9:00 a.m. - 5:45 p.m.ORD-YUL
7h 45m1 stop
C$ 427United Airlines
Find Deal
Tue, 3 Dec - Wed, 4 Dec
12:45 p.m. - 4:36 p.m.YUL-ORD
4h 51m1 stop
12:15 p.m. - 7:11 p.m.ORD-YUL
5h 56m1 stop
C$ 437WestJet
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Sat, 19 Apr - Tue, 22 Apr
8:25 a.m. - 12:42 p.m.YUL-ORD
5h 17m1 stop
11:15 a.m. - 5:45 p.m.ORD-YUL
5h 30m1 stop
C$ 554United Airlines
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Tue, 3 Dec - Fri, 6 Dec
7:30 a.m. - 12:20 p.m.YUL-ORD
5h 50m1 stop
C$ 234American Airlines
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Tue, 10 Dec
7:14 a.m. - 9:42 p.m.YUL-ORD
15h 28m1 stop
C$ 235American Airlines
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Tue, 10 Dec
4:55 p.m. - 8:34 p.m.YUL-ORD
4h 39m1 stop
C$ 239WestJet
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Sat, 19 Apr
3:55 p.m. - 11:07 p.m.YUL-ORD
32h 12m2 stops
C$ 244
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Tue, 3 Dec
3:55 p.m. - 10:32 a.m.YUL-ORD
19h 37m1 stop
C$ 246
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Tue, 3 Dec
8:15 a.m. - 1:11 p.m.YUL-ORD
5h 56m1 stop
C$ 248Air Canada
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Wed, 4 Dec
7:10 a.m. - 1:00 p.m.YUL-ORD
6h 50m1 stop
C$ 258WestJet
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Tue, 17 Dec
4:45 p.m. - 6:41 p.m.YUL-ORD
2h 56mdirect
C$ 297Air Canada
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Tue, 17 Dec
8:00 p.m. - 10:04 a.m.YUL-ORD
15h 04m1 stop
C$ 384United Airlines
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Wed, 4 Dec
8:00 p.m. - 9:34 a.m.YUL-ORD
14h 34m2 stops
C$ 413United Airlines
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Tue, 10 Dec
6:20 p.m. - 7:55 p.m.YUL-ORD
2h 35mdirect
7:20 a.m. - 10:32 a.m.ORD-YUL
2h 12mdirect
C$ 552Air Canada
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Mon, 25 Nov - Sat, 30 Nov
3:55 p.m. - 9:20 a.m.YUL-ORD
18h 25m1 stop
5:00 a.m. - 2:55 p.m.ORD-YUL
8h 55m1 stop
C$ 577
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Sun, 24 Nov - Sat, 30 Nov
5:12 p.m. - 9:07 p.m.YUL-ORD
4h 55m1 stop
12:50 p.m. - 5:50 p.m.ORD-YUL
4h 00m1 stop
C$ 638WestJet
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Sat, 23 Nov - Thu, 28 Nov
12:50 p.m. - 8:25 p.m.YUL-ORD
8h 35m1 stop
12:25 p.m. - 11:33 p.m.ORD-YUL
10h 08m1 stop
C$ 640WestJet
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Mon, 25 Nov - Fri, 29 Nov
12:30 p.m. - 2:25 p.m.YUL-ORD
2h 55mdirect
9:55 a.m. - 10:59 p.m.ORD-YUL
12h 04m1 stop
C$ 650American Airlines
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Thu, 21 Nov - Sat, 30 Nov
12:30 p.m. - 2:25 p.m.YUL-ORD
2h 55mdirect
9:55 a.m. - 3:25 p.m.ORD-YUL
4h 30m1 stop
C$ 661American Airlines
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Fri, 22 Nov - Fri, 29 Nov
5:15 p.m. - 10:43 p.m.YUL-ORD
6h 28m1 stop
10:15 a.m. - 4:22 p.m.ORD-YUL
5h 07m1 stop
C$ 725Delta
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Fri, 22 Nov - Tue, 26 Nov
6:09 p.m. - 11:59 p.m.YUL-ORD
6h 50m1 stop
12:25 p.m. - 7:33 p.m.ORD-YUL
6h 08m1 stop
C$ 729Delta
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Mon, 25 Nov - Thu, 28 Nov
6:00 a.m. - 7:56 a.m.YUL-ORD
2h 56mdirect
5:59 p.m. - 9:17 p.m.ORD-YUL
2h 18mdirect
C$ 833United Airlines
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Fri, 22 Nov - Fri, 29 Nov
1:15 p.m. - 6:54 p.m.YUL-ORD
6h 39m1 stop
5:59 p.m. - 9:17 p.m.ORD-YUL
2h 18mdirect
C$ 980United Airlines
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Fri, 22 Nov - Thu, 28 Nov
9:15 a.m. - 10:54 a.m.YUL-ORD
2h 39mdirect
3:35 p.m. - 6:47 p.m.ORD-YUL
2h 12mdirect
C$ 518Air Canada
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Thu, 27 Mar - Sun, 30 Mar
6:00 a.m. - 7:57 a.m.YUL-ORD
2h 57mdirect
7:20 a.m. - 10:32 a.m.ORD-YUL
2h 12mdirect
C$ 519Air Canada
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Fri, 14 Mar - Mon, 17 Mar
6:00 a.m. - 7:57 a.m.YUL-ORD
2h 57mdirect
2:00 p.m. - 5:19 p.m.ORD-YUL
2h 19mdirect
C$ 522Air Canada
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Fri, 21 Feb - Sun, 23 Feb
4:45 p.m. - 6:41 p.m.YUL-ORD
2h 56mdirect
2:01 p.m. - 5:19 p.m.ORD-YUL
2h 18mdirect
C$ 524Air Canada
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Thu, 12 Dec - Sun, 15 Dec
1:10 p.m. - 2:45 p.m.YUL-ORD
2h 35mdirect
7:20 a.m. - 10:32 a.m.ORD-YUL
2h 12mdirect
C$ 585
Find Deal
Thu, 20 Mar - Sun, 23 Mar
6:20 p.m. - 7:55 p.m.YUL-ORD
2h 35mdirect
11:35 a.m. - 2:47 p.m.ORD-YUL
2h 12mdirect
C$ 608
Find Deal
Fri, 13 Dec - Sun, 15 Dec
6:20 p.m. - 7:55 p.m.YUL-ORD
2h 35mdirect
7:20 a.m. - 10:32 a.m.ORD-YUL
2h 12mdirect
C$ 652United Airlines
Find Deal
Sat, 1 Mar - Wed, 5 Mar
6:00 a.m. - 7:56 a.m.YUL-ORD
2h 56mdirect
5:59 p.m. - 9:17 p.m.ORD-YUL
2h 18mdirect
C$ 664United Airlines
Find Deal
Sat, 7 Dec - Mon, 9 Dec
12:30 p.m. - 2:10 p.m.YUL-ORD
2h 40mdirect
8:10 a.m. - 11:35 a.m.ORD-YUL
2h 25mdirect
C$ 769American Airlines
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Thu, 15 May - Mon, 19 May
12:30 p.m. - 2:10 p.m.YUL-ORD
2h 40mdirect
8:10 a.m. - 11:35 a.m.ORD-YUL
2h 25mdirect
C$ 773American Airlines
Find Deal
Thu, 15 May - Mon, 19 May

Air Canada flights from Montreal to Chicago O'Hare Intl Airport

Our best Air Canada deals on Montreal to Chicago O'Hare Intl Airport flight tickets
Air Canada
3 Dec
YUL11:15 a.m.Montreal Pierre Elliott Trudeau Intl
4h 36m
1 stop
ORD2:51 p.m.Chicago O'Hare Intl
4 Dec
ORD2:00 p.m.Chicago O'Hare Intl
6h 48m
1 stop
YUL9:48 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 375
Find similar
Air Canada
3 Dec
YUL8:15 a.m.Montreal Pierre Elliott Trudeau Intl
5h 56m
1 stop
ORD1:11 p.m.Chicago O'Hare Intl
3 Dec
ORD4:00 p.m.Chicago O'Hare Intl
5h 18m
1 stop
YUL10:18 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 382
Find similar
Air Canada
3 Dec
YUL11:15 a.m.Montreal Pierre Elliott Trudeau Intl
4h 36m
1 stop
ORD2:51 p.m.Chicago O'Hare Intl
9 Dec
ORD7:20 a.m.Chicago O'Hare Intl
2h 12m
YUL10:32 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 458
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American Airlines flights from Montreal to Chicago O'Hare Intl Airport

Our best American Airlines deals on Montreal to Chicago O'Hare Intl Airport flight tickets
American Airlines
13 Dec
YUL12:57 p.m.Montreal Pierre Elliott Trudeau Intl
10h 48m
1 stop
ORD10:45 p.m.Chicago O'Hare Intl
15 Dec
ORD7:00 a.m.Chicago O'Hare Intl
5h 44m
1 stop
YUL1:44 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 385
Find similar
American Airlines
12 Dec
YUL5:30 p.m.Montreal Pierre Elliott Trudeau Intl
15h 16m
1 stop
ORD7:46 a.m.Chicago O'Hare Intl
16 Dec
ORD4:21 p.m.Chicago O'Hare Intl
5h 36m
1 stop
YUL10:57 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 388
Find similar
American Airlines
12 Dec
YUL5:30 p.m.Montreal Pierre Elliott Trudeau Intl
15h 16m
1 stop
ORD7:46 a.m.Chicago O'Hare Intl
15 Dec
ORD7:00 a.m.Chicago O'Hare Intl
5h 44m
1 stop
YUL1:44 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 393
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See travel insights to Chicago from

How to get the cheapest flight ticket from Montreal to Chicago O'Hare 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 from Montreal to Chicago O'Hare Intl Airport?

February. The cheapest time of year to fly to Chicago O'Hare Intl Airport from Montreal is February. The most expensive is August.

What is the cheapest day to depart Montreal for Chicago O'Hare Intl Airport?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Monday

When is the cheapest time to fly from Montreal to Chicago O'Hare Intl Airport?

In the evening. Montreal to Chicago O'Hare Intl Airport flights are approximately 20% more expensive at noon than in the evening

How far in advance should you book Montreal to Chicago O'Hare Intl Airport flights?

33 days before. The cheapest time to buy a flight from Montreal to Chicago O'Hare Intl Airport is approximately 33 days to departure

What cabin class options are available on Montreal to Chicago O'Hare Intl Airport flights?

There are 3 cabin classes available to choose from on Montreal to Chicago O'Hare Intl Airport 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 Montreal to Chicago O'Hare Intl Airport flights?

You could potentially save up to 21% on your flight if you consider stops on a Montreal to Chicago O'Hare Intl Airport flight.

How have Montreal to Chicago O'Hare Intl Airport flight prices changed over time?

As of November 2024, prices for Montreal to Chicago O'Hare Intl Airport flights are approximately 47% more expensive when compared to flights at the same time last year.

What is the typical price of a round-trip flight between Montreal and Chicago O'Hare Intl Airport?

When to book flights from Montreal to Chicago O'Hare Intl Airport

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

Cheap Montreal to Chicago O'Hare Intl Airport (YMQ to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Chicago O'Hare Intl Airport

Best price found

C$ 234

Fastest flight time

2h 30m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Montreal in the past 72 hours is C$ 234. The best round-trip flight deal from Montreal to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is C$ 375.
The fastest flight from Montreal to Chicago O'Hare Intl Airport takes 2h 30m
Direct flights go from Montreal to Chicago O'Hare Intl Airport every day.
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  • How far is Montreal to Chicago O'Hare Intl by plane?

    The straight-line distance from Montreal to Chicago O'Hare Intl is 1213.9 km. Typically, this will take 2h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Montreal to Chicago O'Hare Intl Airport?

    Prices for flights from Montreal to Chicago O'Hare Intl Airport are updated daily.

  • How many operators does momondo search for flights from Montreal to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Montreal to Chicago O'Hare Intl Airport?

    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 Montreal to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Montreal to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Montreal to Chicago O'Hare Intl Airport?

Best airlines flying from Montreal to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Montreal to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom C$ 321Free CancellationRating
7.8
288 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 355Free CancellationRating
7.0
8,237 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 361Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
DeltaPriceFrom C$ 362Free CancellationRating
8.0
8,756 reviews
Search Delta flights
American AirlinesPriceFrom C$ 385Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
WestJetPriceFrom C$ 447Free CancellationRating
7.3
2,811 reviews
Search WestJet flights

  • United Airlines Flights From Montreal to Chicago O'Hare Intl Airport

    The lowest priced United Airlines flight from Montreal to Chicago O'Hare Intl Airport from the last 72 hours was C$ 258. Generally, United Airlines has 36 flights on this route every week with an average price of C$ 291. United Airlines is rated 7.4/10 by our users.

  • American Airlines Flights From Montreal to Chicago O'Hare Intl Airport

    Across 10,000 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Montreal to Chicago O'Hare Intl Airport about 7 times each week, with ticket deals ranging from C$ 275 to C$ 363. Price data is based on momondo searches in the last 72 hours.

Why use momondo?

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

Finding the right flight to Chicago from Montreal is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Montreal.

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

Price alerts on flights to Chicago from Montreal 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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