What is the cheapest airline that flies from Chicago O'Hare Intl to Montreal?

Delta, Air Canada, and American Airlines are the most popular carriers operating from Chicago O'Hare Intl to Montreal

How many flights depart from Chicago O'Hare Intl Airport to Montreal on average per day?

The number of flights available between Chicago O'Hare Intl Airport and Montreal is 28 per day as of October 2025. The most frequent departure time is 2:00p.m., with 40% of daily flights leaving in the afternoon.

How many flights depart from Chicago O'Hare Intl Airport to Montreal on average per week?

198 flights are operational weekly from Chicago O'Hare Intl Airport to Montreal as of October 2025. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.

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

The number of operators available for flights from Chicago O'Hare Intl Airport to Montreal is 1 as of October 2025.

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

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

The travel and health documents you'll need for your trip to Montreal 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 Montreal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 94 Cheap Flights from Chicago O'Hare Intl Airport to Montreal in 2025/26

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Find the cheapest flights from Chicago O'Hare Intl Airport to Montreal

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 a.m. - 3:20 p.m.ORD-YUL

7h 40m1 stop

7:30 a.m. - 6:34 p.m.YUL-ORD

12h 04m1 stop

C$ 297American Airlines

Find Deal

qui, 29 jan - dom, 1 fev

7:10 a.m. - 5:04 p.m.ORD-YUL

8h 54m1 stop

6:00 a.m. - 9:35 a.m.YUL-ORD

4h 35m1 stop

C$ 331Delta

Find Deal

qui, 12 fev - dom, 15 fev

10:35 a.m. - 2:00 p.m.ORD-YUL

2h 25mdirect

6:00 a.m. - 8:05 a.m.YUL-ORD

3h 05mdirect

C$ 359Air Canada

Find Deal

sex, 2 jan - ter, 6 jan

11:50 a.m. - 3:00 p.m.ORD-YUL

2h 10mdirect

3:45 p.m. - 5:45 p.m.YUL-ORD

3h 00mdirect

C$ 367American Airlines

Find Deal

sáb, 21 fev - sáb, 28 fev

11:50 a.m. - 3:00 p.m.ORD-YUL

2h 10mdirect

3:45 p.m. - 5:45 p.m.YUL-ORD

3h 00mdirect

C$ 369American Airlines

Find Deal

ter, 31 mar - qua, 1 abr

1:35 p.m. - 11:12 p.m.ORD-YUL

8h 37m1 stop

12:45 p.m. - 9:14 p.m.YUL-ORD

9h 29m1 stop

C$ 370Delta

Find Deal

seg, 2 mar - seg, 9 mar

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

2h 05mdirect

8:00 a.m. - 1:01 p.m.YUL-ORD

6h 01m1 stop

C$ 380Air Canada

Find Deal

qui, 12 fev - dom, 15 fev

7:05 a.m. - 10:10 a.m.ORD-YUL

2h 05mdirect

6:15 p.m. - 8:00 p.m.YUL-ORD

2h 45mdirect

C$ 395Air Canada

Find Deal

seg, 17 nov - seg, 24 nov

4:58 p.m. - 10:20 p.m.ORD-YUL

28h 22m2 stops

8:00 a.m. - 8:01 p.m.YUL-ORD

13h 01m1 stop

C$ 416Multiple Airlines

Find Deal

ter, 2 dez - seg, 8 dez

1:10 p.m. - 8:32 p.m.ORD-YUL

6h 22m1 stop

9:25 a.m. - 10:57 a.m.YUL-ORD

2h 32mdirect

C$ 418Multiple Airlines

Find Deal

sáb, 28 mar - seg, 30 mar

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

Our best American Airlines deals on Chicago O'Hare Intl Airport to Montreal flight tickets

American Airlines

29 Jan

ORD6:40 a.m.Chicago O'Hare Intl

7h 40m

1 stop

YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl

1 Feb

YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl

12h 04m

1 stop

ORD6:34 p.m.Chicago O'Hare Intl

C$ 297

Find similar

American Airlines

21 Feb

ORD11:50 a.m.Chicago O'Hare Intl

2h 10m

YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl

28 Feb

YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl

3h 00m

ORD5:45 p.m.Chicago O'Hare Intl

C$ 367

Find similar

American Airlines

31 Mar

ORD11:50 a.m.Chicago O'Hare Intl

2h 10m

YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl

1 Apr

YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl

3h 00m

ORD5:45 p.m.Chicago O'Hare Intl

C$ 369

Find similar

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

Our best Air Canada deals on Chicago O'Hare Intl Airport to Montreal flight tickets

Air Canada

2 Jan

ORD10:35 a.m.Chicago O'Hare Intl

2h 25m

YUL2:00 p.m.Montreal Pierre Elliott Trudeau Intl

6 Jan

YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl

3h 05m

ORD8:05 a.m.Chicago O'Hare Intl

C$ 359

Find similar

Air Canada

12 Feb

ORD7:15 a.m.Chicago O'Hare Intl

2h 05m

YUL10:20 a.m.Montreal Pierre Elliott Trudeau Intl

15 Feb

YUL8:00 a.m.Montreal Pierre Elliott Trudeau Intl

6h 01m

1 stop

ORD1:01 p.m.Chicago O'Hare Intl

C$ 380

Find similar

Air Canada

17 Nov

ORD7:05 a.m.Chicago O'Hare Intl

2h 05m

YUL10:10 a.m.Montreal Pierre Elliott Trudeau Intl

24 Nov

YUL6:15 p.m.Montreal Pierre Elliott Trudeau Intl

2h 45m

ORD8:00 p.m.Chicago O'Hare Intl

C$ 395

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

qui 29/1

6:40 a.m.-3:20 p.m.

1 stop7h 40m

Montreal Pierre Elliott Trudeau Intl

dom 1/2

7:30 a.m.-6:34 p.m.

1 stop12h 04m

C$ 297

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

qui 12/2

7:10 a.m.-5:04 p.m.

1 stop8h 54m

Montreal Pierre Elliott Trudeau Intl

dom 15/2

6:00 a.m.-9:35 a.m.

1 stop4h 35m

C$ 331

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sex 2/1

10:35 a.m.-2:00 p.m.

Nonstop2h 25m

Montreal Pierre Elliott Trudeau Intl

ter 6/1

6:00 a.m.-8:05 a.m.

Nonstop3h 05m

C$ 359

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sáb 21/2

11:50 a.m.-3:00 p.m.

Nonstop2h 10m

Montreal Pierre Elliott Trudeau Intl

sáb 28/2

3:45 p.m.-5:45 p.m.

Nonstop3h 00m

C$ 367

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

ter 31/3

11:50 a.m.-3:00 p.m.

Nonstop2h 10m

Montreal Pierre Elliott Trudeau Intl

qua 1/4

3:45 p.m.-5:45 p.m.

Nonstop3h 00m

C$ 369

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

seg 2/3

1:35 p.m.-11:12 p.m.

1 stop8h 37m

Montreal Pierre Elliott Trudeau Intl

seg 9/3

12:45 p.m.-9:14 p.m.

1 stop9h 29m

C$ 370

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

qui 12/2

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

Nonstop2h 05m

Montreal Pierre Elliott Trudeau Intl

dom 15/2

8:00 a.m.-1:01 p.m.

1 stop6h 01m

C$ 380

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

seg 17/11

7:05 a.m.-10:10 a.m.

Nonstop2h 05m

Montreal Pierre Elliott Trudeau Intl

seg 24/11

6:15 p.m.-8:00 p.m.

Nonstop2h 45m

C$ 395

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

ter 2/12

4:58 p.m.-10:20 p.m.

2 stops28h 22m

Montreal Pierre Elliott Trudeau Intl

seg 8/12

8:00 a.m.-8:01 p.m.

1 stop13h 01m

C$ 416

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

sáb 28/3

1:10 p.m.-8:32 p.m.

1 stop6h 22m

Montreal Pierre Elliott Trudeau Intl

seg 30/3

9:25 a.m.-10:57 a.m.

Nonstop2h 32m

C$ 418

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Montreal?

The cheapest month to fly to Montreal from Chicago O'Hare Intl Airport is in September. Flight prices, which tend to average around C$ 405, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Montreal from Chicago O'Hare Intl Airport during October instead. Flights to Montreal in October, while not as cheap as those in September, still average around C$ 406.

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

Our data shows that Wednesday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 300. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to Montreal for around C$ 627.

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

Our data shows that the cheapest Chicago O'Hare Intl Airport to Montreal flights are usually those with departure times at noon. Our users have found flights to Montreal at noon for as low as C$ 368. Flights in the afternoon are often more expensive with an average ticket price of C$ 676.

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

Fly from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around C$ 570 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from Chicago O'Hare Intl Airport for as low as C$ 332 on momondo.

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

There are 2 cabin classes available to choose from on Chicago O'Hare Intl to Montreal 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 flight prices changed over time?

As of October 2025, prices for Chicago O'Hare Intl Airport to Montreal flights are approximately 59% cheaper when compared to flights at the same time last year.

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

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

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

Best price found	C$ 247
Fastest flight time	2h 05m
Direct flights	Every day
Airports in Montreal	1 airport

The best one-way flight to Montreal from Chicago O'Hare Intl Airport in the past 72 hours is C$ 247. The best round-trip flight deal from Chicago O'Hare Intl Airport to Montreal found on momondo in the last 72 hours is C$ 543.

The fastest flight from Chicago O'Hare Intl Airport to Montreal takes 2h 05m

Direct flights go from Chicago O'Hare Intl Airport to Montreal every day.

There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)

Search flight deals

How far is Chicago O'Hare Intl to Montreal by plane?
The distance between Chicago O'Hare Intl and Montreal is about 1213.9 km. 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?
Prices for flights from Chicago O'Hare Intl Airport to Montreal are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Montreal?
The number of operators available for flights from Chicago O'Hare Intl Airport to Montreal is 1 as of October 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Montreal.
What documentation or ID do you need to fly to Montreal?
The travel and health documents you'll need for your trip to Montreal 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 Montreal. 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 Chicago O'Hare Intl Airport to Montreal?
Based on momondo bookings for flights between Chicago O'Hare Intl Airport and Montreal, the leading plane model is Embraer 175 (Enhanced Winglets), making up 22.74% of the total bookings. Other popular models include Embraer 175 with 14.65%, Airbus A220-300 with 8.47%, and Boeing 737 MAX 8 with 7.54%.

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Montreal with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 345	Free Cancellation	Rating 7.1 10,335 reviews		Search Air Canada flights

Air Canada Flights From Chicago O'Hare Intl Airport to Montreal
Across 43 Air Canada flights from Chicago O'Hare Intl Airport to Montreal this week, the average price was C$ 477, with the best Air Canada deals starting from C$ 246 round-trip. 10,334 users have rated Air Canada on momondo, with an average score of 7.1/10.

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?

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

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.

An easier way to manage your Montreal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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1 adult

qua 19/11

qua 26/11

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Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Montreal St Hubert Airport

Montreal Pierre Elliott Trudeau Intl Airport

Popular Cities in Canada

Flights to Torontofrom C$ 97

Flights to Vancouverfrom C$ 80

Flights to Calgaryfrom C$ 60

Flights to Ottawafrom C$ 217

Flights to Winnipegfrom C$ 132

Flights to Halifaxfrom C$ 100

Flights to Kelownafrom C$ 73

Flights to Saskatoonfrom C$ 150

Flights to Reginafrom C$ 172

Flights to St. John'sfrom C$ 266

Flights to Québec Cityfrom C$ 293

Flights to Monctonfrom C$ 353

Cheap flights from Chicago O'Hare Intl Airport to Montreal from C$ 174

Big names, great deals

Big names, great deals

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Filter for what you want

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Find the cheapest flights from Chicago O'Hare Intl Airport to Montreal

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

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

Our best American Airlines deals on Chicago O'Hare Intl Airport to Montreal flight tickets

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

Our best Air Canada deals on Chicago O'Hare Intl Airport to Montreal flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Montreal that are best for you.

See travel insights to Montreal from

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

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

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

Our data shows that the cheapest Chicago O'Hare Intl Airport to Montreal flights are usually those with departure times at noon. Our users have found flights to Montreal at noon for as low as C$ 368. Flights in the afternoon are often more expensive with an average ticket price of C$ 676.

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

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

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

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

There are 2 cabin classes available to choose from on Chicago O'Hare Intl to Montreal 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 flight prices changed over time?

As of October 2025, prices for Chicago O'Hare Intl Airport to Montreal flights are approximately 59% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Chicago O'Hare Intl to Montreal?

Delta, Air Canada, and American Airlines are the most popular carriers operating from Chicago O'Hare Intl to Montreal

How many flights depart from Chicago O'Hare Intl Airport to Montreal on average per day?

The number of flights available between Chicago O'Hare Intl Airport and Montreal is 28 per day as of October 2025. The most frequent departure time is 2:00p.m., with 40% of daily flights leaving in the afternoon.

How many flights depart from Chicago O'Hare Intl Airport to Montreal on average per week?

198 flights are operational weekly from Chicago O'Hare Intl Airport to Montreal as of October 2025. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.

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

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

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

Best price found

Fastest flight time

Direct flights

Airports in Montreal

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

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

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

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

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

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Montreal with momondo

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

Why use momondo?

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

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

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

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

An easier way to manage your Montreal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 15.1 km from Montreal