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Cheap flights from Chicago O'Hare Intl Airport to Montreal from C$ 89

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 O'Hare Intl Airport to Montreal departing on 1/11. 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 Chicago O'Hare Intl Airport to Montreal

Cheap round-trip flights

Air Canada Logo
12:50 p.m. - 3:57 p.m.ORD-YUL
2h 07mdirect
Air Canada Logo
9:25 a.m. - 11:18 a.m.YUL-ORD
2h 53mdirect
C$ 221Air Canada
Find Deal
sáb., 1 nov. - sáb., 8 nov.
Air Canada Logo
3:35 p.m. - 6:50 p.m.ORD-YUL
2h 15mdirect
Air Canada Logo
8:20 a.m. - 9:51 a.m.YUL-ORD
2h 31mdirect
C$ 248Air Canada
Find Deal
sáb., 20 sep. - lun., 22 sep.
Air Canada Logo
10:40 a.m. - 1:54 p.m.ORD-YUL
2h 14mdirect
Air Canada Logo
8:20 a.m. - 9:51 a.m.YUL-ORD
2h 31mdirect
C$ 250Air Canada
Find Deal
sáb., 20 sep. - lun., 22 sep.
Air Canada Logo
7:15 a.m. - 10:20 a.m.ORD-YUL
2h 05mdirect
Air Canada Logo
1:10 p.m. - 2:55 p.m.YUL-ORD
2h 45mdirect
C$ 252Air Canada
Find Deal
mar., 4 nov. - sáb., 8 nov.
Air Canada Logo
3:45 p.m. - 6:50 p.m.ORD-YUL
2h 05mdirect
Air Canada Logo
9:25 a.m. - 11:18 a.m.YUL-ORD
2h 53mdirect
C$ 266Air Canada
Find Deal
mié., 29 oct. - dom., 2 nov.
Logo
12:33 p.m. - 10:32 p.m.ORD-YUL
8h 59m1 stop
Logo
8:20 a.m. - 9:51 a.m.YUL-ORD
2h 31mdirect
C$ 275
Find Deal
sáb., 20 sep. - lun., 22 sep.
American Airlines Logo
9:12 p.m. - 12:24 p.m.ORD-YUL
14h 12m1 stop
American Airlines Logo
3:52 p.m. - 5:52 p.m.YUL-ORD
3h 00mdirect
C$ 284American Airlines
Find Deal
mié., 29 oct. - dom., 2 nov.
American Airlines Logo
9:50 a.m. - 3:20 p.m.ORD-YUL
4h 30m1 stop
American Airlines Logo
12:30 p.m. - 2:05 p.m.YUL-ORD
2h 35mdirect
C$ 295American Airlines
Find Deal
lun., 1 sep. - vie., 5 sep.
Delta Logo
5:00 p.m. - 11:29 p.m.ORD-YUL
5h 29m1 stop
Delta Logo
6:55 p.m. - 11:54 p.m.YUL-ORD
5h 59m1 stop
C$ 328Delta
Find Deal
sáb., 20 sep. - lun., 22 sep.
Logo
7:00 a.m. - 3:00 p.m.ORD-YUL
7h 00m1 stop
Logo
8:20 a.m. - 9:51 a.m.YUL-ORD
2h 31mdirect
C$ 390
Find Deal
sáb., 20 sep. - lun., 22 sep.

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

Our best Air Canada deals on Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
1 Nov
ORD12:50 p.m.Chicago O'Hare Intl
2h 07m
YUL3:57 p.m.Montreal Pierre Elliott Trudeau Intl
8 Nov
YUL9:25 a.m.Montreal Pierre Elliott Trudeau Intl
2h 53m
ORD11:18 a.m.Chicago O'Hare Intl
C$ 221
Find similar
Air Canada
20 Sep
ORD3:35 p.m.Chicago O'Hare Intl
2h 15m
YUL6:50 p.m.Montreal Pierre Elliott Trudeau Intl
22 Sep
YUL8:20 a.m.Montreal Pierre Elliott Trudeau Intl
2h 31m
ORD9:51 a.m.Chicago O'Hare Intl
C$ 248
Find similar
Air Canada
20 Sep
ORD10:40 a.m.Chicago O'Hare Intl
2h 14m
YUL1:54 p.m.Montreal Pierre Elliott Trudeau Intl
22 Sep
YUL8:20 a.m.Montreal Pierre Elliott Trudeau Intl
2h 31m
ORD9:51 a.m.Chicago O'Hare Intl
C$ 250
Find similar

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

Our best American Airlines deals on Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
American Airlines
29 Oct
ORD9:12 p.m.Chicago O'Hare Intl
14h 12m
1 stop
YUL12:24 p.m.Montreal Pierre Elliott Trudeau Intl
2 Nov
YUL3:52 p.m.Montreal Pierre Elliott Trudeau Intl
3h 00m
ORD5:52 p.m.Chicago O'Hare Intl
C$ 284
Find similar
American Airlines
1 Sep
ORD9:50 a.m.Chicago O'Hare Intl
4h 30m
1 stop
YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl
5 Sep
YUL12:30 p.m.Montreal Pierre Elliott Trudeau Intl
2h 35m
ORD2:05 p.m.Chicago O'Hare Intl
C$ 295
Find similar
American Airlines
6 Sep
ORD8:24 a.m.Chicago O'Hare Intl
2h 21m
YUL11:45 a.m.Montreal Pierre Elliott Trudeau Intl
10 Sep
YUL7:50 a.m.Montreal Pierre Elliott Trudeau Intl
12h 00m
1 stop
ORD6:50 p.m.Chicago O'Hare Intl
C$ 302
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 96,600 searches. Data last updated 31 julio 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport 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

sáb. 1/11

12:50 p.m.-3:57 p.m.

Nonstop2h 07m

Montreal Pierre Elliott Trudeau Intl

sáb. 8/11

9:25 a.m.-11:18 a.m.

Nonstop2h 53m

C$ 221

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sáb. 20/9

3:35 p.m.-6:50 p.m.

Nonstop2h 15m

Montreal Pierre Elliott Trudeau Intl

lun. 22/9

8:20 a.m.-9:51 a.m.

Nonstop2h 31m

C$ 248

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sáb. 20/9

10:40 a.m.-1:54 p.m.

Nonstop2h 14m

Montreal Pierre Elliott Trudeau Intl

lun. 22/9

8:20 a.m.-9:51 a.m.

Nonstop2h 31m

C$ 250

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

mar. 4/11

7:15 a.m.-10:20 a.m.

Nonstop2h 05m

Montreal Pierre Elliott Trudeau Intl

sáb. 8/11

1:10 p.m.-2:55 p.m.

Nonstop2h 45m

C$ 252

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

mié. 29/10

3:45 p.m.-6:50 p.m.

Nonstop2h 05m

Montreal Pierre Elliott Trudeau Intl

dom. 2/11

9:25 a.m.-11:18 a.m.

Nonstop2h 53m

C$ 266

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sáb. 20/9

12:33 p.m.-10:32 p.m.

1 stop8h 59m

Montreal Pierre Elliott Trudeau Intl

lun. 22/9

8:20 a.m.-9:51 a.m.

Nonstop2h 31m

C$ 275

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

mié. 29/10

9:12 p.m.-12:24 p.m.

1 stop14h 12m

Montreal Pierre Elliott Trudeau Intl

dom. 2/11

3:52 p.m.-5:52 p.m.

Nonstop3h 00m

C$ 284

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

lun. 1/9

9:50 a.m.-3:20 p.m.

1 stop4h 30m

Montreal Pierre Elliott Trudeau Intl

vie. 5/9

12:30 p.m.-2:05 p.m.

Nonstop2h 35m

C$ 295

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sáb. 20/9

5:00 p.m.-11:29 p.m.

1 stop5h 29m

Montreal Pierre Elliott Trudeau Intl

lun. 22/9

6:55 p.m.-11:54 p.m.

1 stop5h 59m

C$ 328

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sáb. 20/9

7:00 a.m.-3:00 p.m.

1 stop7h 00m

Montreal Pierre Elliott Trudeau Intl

lun. 22/9

8:20 a.m.-9:51 a.m.

Nonstop2h 31m

C$ 390

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 O'Hare Intl Airport 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 September is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from Chicago O'Hare Intl Airport, with most prices found around C$ 383. The month of October is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Chicago O'Hare Intl Airport averaging around C$ 407.

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

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Monday when prices can be found for as low as C$ 280. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from Chicago O'Hare Intl Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 874.

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 O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 372. Flying to Montreal Pierre Elliott Trudeau Intl Airport at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around C$ 700. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport 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 C$ 557 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 O'Hare Intl Airport for as low as C$ 374 on momondo.

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

There are 2 cabin classes available to choose from on Chicago O'Hare Intl 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.

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

As of July 2025, prices for Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 27% cheaper when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (ORD to YUL) flight deals and tips

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

Best price found

C$ 89

Fastest flight time

2h 05m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Chicago O'Hare Intl Airport in the past 72 hours is C$ 89. The best round-trip flight deal from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is C$ 221.
The fastest flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport takes 2h 05m
Direct flights go from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

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

    There are 1198.8 km between Chicago O'Hare Intl and Montreal Pierre Elliott Trudeau Intl. A reasonable flight in good conditions will take 2h 05m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The necessary travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport 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 O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 306Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights

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

    The lowest priced Air Canada flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport from the last 72 hours was C$ 221. Generally, Air Canada has 42 flights on this route every week with an average price of C$ 494. Air Canada is rated 7.1/10 by our users.

Travelling to a place near Montreal?

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

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 enables you to select and highlight flights to Montreal from Chicago with this policy.

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

Once all potential Chicago to Montreal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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