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Cheap flights from Montreal to Chicago O'Hare Intl Airport from $153

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 1/24. 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.
6:45 am - 8:13 pmYUL-ORD
14h 28m2 stops
5:00 am - 5:35 pmORD-YUL
11h 35m1 stop
Wed, Feb 5 - Wed, Feb 12
6:45 am - 10:03 pmYUL-ORD
16h 18m2 stops
5:00 am - 2:55 pmORD-YUL
8h 55m1 stop
Wed, Feb 19 - Wed, Feb 26
12:55 pm - 6:27 pmYUL-ORD
6h 32m2 stops
8:40 pm - 10:10 amORD-YUL
12h 30m1 stop
$305American Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 22
10:54 am - 9:56 pmYUL-ORD
12h 02m1 stop
8:15 am - 3:25 pmORD-YUL
6h 10m2 stops
$317American Airlines
Find Deal
Sat, Jan 11 - Sun, Jan 12
2:15 pm - 6:38 pmYUL-ORD
5h 23m1 stop
1:55 pm - 9:48 pmORD-YUL
6h 53m1 stop
$362Air Canada
Find Deal
Sat, Jan 11 - Sun, Jan 12
6:00 am - 8:05 amYUL-ORD
3h 05mnonstop
5:59 pm - 9:17 pmORD-YUL
2h 18mnonstop
$363United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
9:15 am - 10:54 amYUL-ORD
2h 39mnonstop
3:35 pm - 6:47 pmORD-YUL
2h 12mnonstop
$364Air Canada
Find Deal
Thu, Feb 13 - Sun, Feb 16
6:00 am - 1:46 pmYUL-ORD
8h 46m1 stop
7:40 pm - 10:29 amORD-YUL
13h 49m1 stop
$369Delta
Find Deal
Sat, Jan 11 - Sun, Jan 12
11:20 am - 7:59 pmYUL-ORD
9h 39m1 stop
10:30 am - 4:00 pmORD-YUL
4h 30m1 stop
$372Delta
Find Deal
Thu, Jan 30 - Sun, Feb 2
4:45 pm - 6:50 pmYUL-ORD
3h 05mnonstop
9:10 am - 3:58 pmORD-YUL
5h 48m1 stop
$373United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
3:55 pm - 5:17 pmYUL-ORD
26h 22m1 stop
Fri, Jan 24
6:45 am - 8:13 pmYUL-ORD
14h 28m2 stops
Tue, Jan 14
6:20 pm - 7:55 pmYUL-ORD
2h 35mnonstop
$208Air Canada
Find Deal
Sat, Jan 18
11:20 am - 7:59 pmYUL-ORD
9h 39m1 stop
$209Delta
Find Deal
Tue, Jan 21
1:10 pm - 2:45 pmYUL-ORD
2h 35mnonstop
$215United Airlines
Find Deal
Tue, Jan 14
4:45 pm - 6:50 pmYUL-ORD
3h 05mnonstop
$216Air Canada
Find Deal
Tue, Jan 21
7:30 am - 9:50 pmYUL-ORD
15h 20m1 stop
$235WestJet
Find Deal
Mon, Jun 2
11:20 am - 7:59 pmYUL-ORD
9h 39m1 stop
$242Delta
Find Deal
Wed, Jan 8
12:45 pm - 8:34 pmYUL-ORD
8h 49m1 stop
$251WestJet
Find Deal
Wed, Jun 18
10:30 am - 11:15 pmYUL-ORD
13h 45m2 stops
$269United Airlines
Find Deal
Wed, Jan 8
3:55 pm - 12:47 amYUL-ORD
9h 52m1 stop
8:14 pm - 2:55 pmORD-YUL
17h 41m2 stops
Mon, Dec 23 - Sat, Dec 28
1:25 pm - 8:10 pmYUL-ORD
7h 45m1 stop
7:20 am - 10:32 amORD-YUL
2h 12mnonstop
$695United Airlines
Find Deal
Wed, Dec 25 - Thu, Dec 26
1:00 pm - 4:40 pmYUL-ORD
4h 40m1 stop
5:30 pm - 11:09 pmORD-YUL
4h 39m1 stop
$731WestJet
Find Deal
Thu, Dec 26 - Tue, Dec 31
9:15 am - 10:54 amYUL-ORD
2h 39mnonstop
2:01 pm - 5:19 pmORD-YUL
2h 18mnonstop
$733Air Canada
Find Deal
Thu, Dec 26 - Wed, Jan 1
7:10 am - 1:08 pmYUL-ORD
6h 58m1 stop
5:30 pm - 11:09 pmORD-YUL
4h 39m1 stop
$738WestJet
Find Deal
Mon, Dec 23 - Sat, Dec 28
6:00 am - 2:38 pmYUL-ORD
9h 38m1 stop
5:30 pm - 11:09 pmORD-YUL
4h 39m1 stop
$739Delta
Find Deal
Thu, Dec 26 - Tue, Dec 31
4:45 pm - 6:50 pmYUL-ORD
3h 05mnonstop
5:59 pm - 9:17 pmORD-YUL
2h 18mnonstop
$743Air Canada
Find Deal
Thu, Dec 26 - Tue, Dec 31
9:15 am - 10:54 amYUL-ORD
2h 39mnonstop
2:01 pm - 5:19 pmORD-YUL
2h 18mnonstop
$751Air Canada
Find Deal
Mon, Dec 23 - Sat, Dec 28
1:00 pm - 8:59 pmYUL-ORD
8h 59m1 stop
1:50 pm - 11:09 pmORD-YUL
8h 19m1 stop
$777Delta
Find Deal
Mon, Dec 23 - Sat, Dec 28
10:59 am - 7:24 pmYUL-ORD
9h 25m2 stops
7:00 am - 10:50 pmORD-YUL
14h 50m1 stop
$857American Airlines
Find Deal
Thu, Dec 26 - Tue, Dec 31
6:00 am - 8:05 amYUL-ORD
3h 05mnonstop
5:59 pm - 9:17 pmORD-YUL
2h 18mnonstop
$363United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
9:15 am - 10:54 amYUL-ORD
2h 39mnonstop
3:35 pm - 6:47 pmORD-YUL
2h 12mnonstop
$364Air Canada
Find Deal
Thu, Feb 13 - Sun, Feb 16
1:10 pm - 2:45 pmYUL-ORD
2h 35mnonstop
3:35 pm - 6:47 pmORD-YUL
2h 12mnonstop
$379Air Canada
Find Deal
Thu, Jan 30 - Sun, Feb 2
6:00 am - 8:05 amYUL-ORD
3h 05mnonstop
7:20 am - 10:32 amORD-YUL
2h 12mnonstop
$380United Airlines
Find Deal
Sat, Jan 11 - Sun, Jan 12
6:00 am - 8:05 amYUL-ORD
3h 05mnonstop
11:35 am - 2:47 pmORD-YUL
2h 12mnonstop
$395Air Canada
Find Deal
Wed, Jan 22 - Wed, Jan 22
1:10 pm - 2:45 pmYUL-ORD
2h 35mnonstop
11:35 am - 2:51 pmORD-YUL
2h 16mnonstop
$402Lufthansa
Find Deal
Fri, Mar 28 - Mon, Mar 31
4:45 pm - 6:50 pmYUL-ORD
3h 05mnonstop
7:20 am - 10:32 amORD-YUL
2h 12mnonstop
$408Air Canada
Find Deal
Fri, Jan 10 - Mon, Jan 13
9:45 am - 11:32 amYUL-ORD
2h 47mnonstop
1:55 pm - 5:26 pmORD-YUL
2h 31mnonstop
Thu, May 1 - Sun, May 4
4:45 pm - 6:50 pmYUL-ORD
3h 05mnonstop
7:20 am - 10:32 amORD-YUL
2h 12mnonstop
Mon, Jan 20 - Mon, Jan 27
12:30 pm - 2:10 pmYUL-ORD
2h 40mnonstop
8:10 am - 11:35 amORD-YUL
2h 25mnonstop
$539American Airlines
Find Deal
Thu, May 15 - Mon, May 19

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
Jan 11
YUL2:15 pmMontreal Pierre Elliott Trudeau Intl
5h 23m
1 stop
ORD6:38 pmChicago O'Hare Intl
Jan 12
ORD1:55 pmChicago O'Hare Intl
6h 53m
1 stop
YUL9:48 pmMontreal Pierre Elliott Trudeau Intl
Air Canada
Feb 13
YUL9:15 amMontreal Pierre Elliott Trudeau Intl
2h 39m
ORD10:54 amChicago O'Hare Intl
Feb 16
ORD3:35 pmChicago O'Hare Intl
2h 12m
YUL6:47 pmMontreal Pierre Elliott Trudeau Intl
Air Canada
Jan 11
YUL2:15 pmMontreal Pierre Elliott Trudeau Intl
5h 23m
1 stop
ORD6:38 pmChicago O'Hare Intl
Jan 12
ORD7:05 amChicago O'Hare Intl
5h 13m
1 stop
YUL1:18 pmMontreal Pierre Elliott Trudeau Intl

Delta flights from Montreal to Chicago O'Hare Intl Airport

Our best Delta deals on Montreal to Chicago O'Hare Intl Airport flight tickets
Delta
Jan 11
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
8h 46m
1 stop
ORD1:46 pmChicago O'Hare Intl
Jan 12
ORD7:40 pmChicago O'Hare Intl
13h 49m
1 stop
YUL10:29 amMontreal Pierre Elliott Trudeau Intl
Delta
Jan 30
YUL11:20 amMontreal Pierre Elliott Trudeau Intl
9h 39m
1 stop
ORD7:59 pmChicago O'Hare Intl
Feb 2
ORD10:30 amChicago O'Hare Intl
4h 30m
1 stop
YUL4:00 pmMontreal Pierre Elliott Trudeau Intl
Delta
Feb 2
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
13h 41m
1 stop
ORD6:41 pmChicago O'Hare Intl
Feb 24
ORD6:15 pmChicago O'Hare Intl
4h 07m
1 stop
YUL11:22 pmMontreal Pierre Elliott Trudeau Intl

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

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of September is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Montreal averaging around $352.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $354. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Montreal because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $460.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Montreal in the evening is the least expensive time of day to depart. momondo users have found prices as low as $306 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $461. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Montreal to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

In general, most travelers find the cheapest time to book a flight to Chicago O'Hare Intl Airport is about 36 days prior to their departure date when tickets on average are $397. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $263.

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

There are 4 cabin classes available to choose from on Montreal to Chicago O'Hare 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 Montreal to Chicago O'Hare Intl Airport flights?

You could potentially save up to 26% 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 December 2024, prices for Montreal to Chicago O'Hare Intl Airport flights are approximately 52% more expensive when compared to flights at the same time last year.

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

$153

Fastest flight time

2h 32m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Montreal in the past 72 hours is $153. The best round-trip flight deal from Montreal to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $283.
The fastest flight from Montreal to Chicago O'Hare Intl Airport takes 2h 32m
Direct flights go from Montreal to Chicago O'Hare Intl Airport every day.

  • How far is Montreal to Chicago O'Hare Intl by plane?

    The straight-line distance from Montreal to Chicago O'Hare Intl is 754.3 mi. By plane, this route typically takes 2h 32m.

  • 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 were last updated today.

  • 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 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 Montreal to Chicago O'Hare Intl Airport.

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

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted 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
United AirlinesPriceFrom $112Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
Air CanadaPriceFrom $246Free CancellationRating
7.0
8,413 reviews
Search Air Canada flights
American AirlinesPriceFrom $282Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
WestJetPriceFrom $334Free CancellationRating
7.2
2,812 reviews
Search WestJet flights
  • United Airlines Flights From Montreal to Chicago O'Hare Intl Airport

    United Airlines operates around 36 flights from Montreal to Chicago O'Hare Intl Airport every week. The average price of these flights found in the last 72 hours has been $396, but momondo users have found United Airlines deals from Montreal to Chicago O'Hare Intl Airport from as low as $112 round-trip. United Airlines has been scored 7.4/10 in 9,028 reviews.

  • Air Canada Flights From Montreal to Chicago O'Hare Intl Airport

    Another popular option for Montreal to Chicago O'Hare Intl Airport flights is Air Canada (7.0/10, 8,413 ratings). Air Canada flies from Montreal to Chicago O'Hare Intl Airport around 31 times per week, with deals starting from $246 round-trip and rising to an average price of around $419.


Why use momondo?

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

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

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

All flight searches from Montreal to Chicago on momondo can be filtered to show those which offer flexible booking policies.

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?

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Montreal and alert you when they change.


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