Which layover airport has the shortest travel time from Chicago O'Hare Intl Airport to Montreal?

Flights connecting via Toronto (YTZ) have the shortest average one-way travel time: 4h 17m.

What is the most punctual flight time for Chicago to Montreal flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Chicago to Montreal flights?

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which layover airport offers the lowest fares from Chicago O'Hare Intl Airport to Montreal?

Flights via Toronto (YTZ) offer the lowest average round-trip price of $280.

Which layover airport has the shortest connection time from Chicago O'Hare Intl Airport to Montreal?

Toronto (YYZ) has the shortest average layover time for this route: 1h 22m.

Which airport is the most popular layover for flights between Chicago O'Hare Intl Airport and Montreal?

Toronto (YTZ) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

How often are flights from Chicago to Montreal delayed?

Historically, on average around 15% of flights between Chicago and Montreal have experienced a delay on any given week. The average delay length over the past 12 months has been 135 minutes.

What airlines fly to Montreal?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Montreal from Chicago O'Hare Intl Airport according to our data. Air Canada is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Montreal. Keep in mind that there are 3 different airlines that fly to Montreal on a routine basis, so you have a few additional options to choose from.

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

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

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

There are 3 operators available for flights from Chicago O'Hare Intl Airport to Montreal as of December 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 required travel and health documents for your Montreal 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 Montreal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$64 Cheap Flights from Chicago O'Hare Intl Airport to Montreal in 2025/26

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

18 flights are operational daily from Chicago O'Hare Intl Airport to Montreal as of December 2025. The most popular departure time for this route is 5:00PM, with 55% of flights per day taking off at noon.

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One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:39 am - 3:20 pm

ORD

YUL

7h 41m1 stop

3:50 pm - 5:50 pm

YUL

ORD

3h 00mnonstop

$198American Airlines

Tue, Feb 3 - Fri, Feb 6

12:50 pm - 4:01 pm

ORD

YUL

2h 11mnonstop

6:00 am - 8:05 am

YUL

ORD

3h 05mnonstop

$200Air Canada

Sat, Feb 7 - Sun, Feb 8

11:50 am - 3:09 pm

ORD

YUL

2h 19mnonstop

7:12 am - 12:10 am

YUL

ORD

17h 58m1 stop

$203American Airlines

Sat, Feb 14 - Sat, Feb 21

8:12 am - 10:44 pm

ORD

YUL

13h 32m1 stop

7:00 am - 6:01 pm

YUL

ORD

12h 01m1 stop

$213American Airlines

Sun, Feb 1 - Sat, Feb 7

12:50 pm - 4:01 pm

ORD

YUL

2h 11mnonstop

8:00 am - 1:01 pm

YUL

ORD

6h 01m1 stop

$227Air Canada

Sat, Feb 7 - Sun, Feb 8

12:50 pm - 4:01 pm

ORD

YUL

2h 11mnonstop

1:10 pm - 2:55 pm

YUL

ORD

2h 45mnonstop

$230Air Canada

Wed, Jan 28 - Wed, Feb 4

6:45 am - 4:53 pm

ORD

YUL

9h 08m1 stop

6:00 am - 1:22 pm

YUL

ORD

8h 22m1 stop

$236Delta

Thu, Feb 12 - Tue, Feb 17

9:35 am - 6:37 pm

ORD

YUL

8h 02m1 stop

2:15 pm - 10:34 pm

YUL

ORD

9h 19m1 stop

$237Delta

Wed, Feb 4 - Mon, Feb 9

10:00 am - 3:23 pm

ORD

YUL

4h 23m1 stop

9:25 am - 11:06 am

YUL

ORD

2h 41mnonstop

$241Air Canada

Wed, Jan 28 - Wed, Feb 4

7:15 am - 10:20 am

ORD

YUL

2h 05mnonstop

1:10 pm - 2:55 pm

YUL

ORD

2h 45mnonstop

$243Air Canada

Wed, Jan 28 - Wed, Feb 4

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

Feb 3

ORD6:39 amChicago O'Hare Intl

7h 41m

1 stop

YUL3:20 pmMontreal Pierre Elliott Trudeau Intl

Feb 6

YUL3:50 pmMontreal Pierre Elliott Trudeau Intl

3h 00m

ORD5:50 pmChicago O'Hare Intl

$198

Find similar

American Airlines

Feb 14

ORD11:50 amChicago O'Hare Intl

2h 19m

YUL3:09 pmMontreal Pierre Elliott Trudeau Intl

Feb 21

YUL7:12 amMontreal Pierre Elliott Trudeau Intl

17h 58m

1 stop

ORD12:10 amChicago O'Hare Intl

$203

Find similar

American Airlines

Feb 1

ORD8:12 amChicago O'Hare Intl

13h 32m

1 stop

YUL10:44 pmMontreal Pierre Elliott Trudeau Intl

Feb 7

YUL7:00 amMontreal Pierre Elliott Trudeau Intl

12h 01m

1 stop

ORD6:01 pmChicago O'Hare Intl

$213

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

Feb 7

ORD12:50 pmChicago O'Hare Intl

2h 11m

YUL4:01 pmMontreal Pierre Elliott Trudeau Intl

Feb 8

YUL6:00 amMontreal Pierre Elliott Trudeau Intl

3h 05m

ORD8:05 amChicago O'Hare Intl

$200

Find similar

Air Canada

Feb 7

ORD12:50 pmChicago O'Hare Intl

2h 11m

YUL4:01 pmMontreal Pierre Elliott Trudeau Intl

Feb 8

YUL8:00 amMontreal Pierre Elliott Trudeau Intl

6h 01m

1 stop

ORD1:01 pmChicago O'Hare Intl

$227

Find similar

Air Canada

Jan 28

ORD12:50 pmChicago O'Hare Intl

2h 11m

YUL4:01 pmMontreal Pierre Elliott Trudeau Intl

Feb 4

YUL1:10 pmMontreal Pierre Elliott Trudeau Intl

2h 45m

ORD2:55 pmChicago O'Hare Intl

$230

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

Tue 2/3

6:39 am-3:20 pm

1 stop7h 41m

Montreal Pierre Elliott Trudeau Intl

Fri 2/6

3:50 pm-5:50 pm

Nonstop3h 00m

$198

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 2/7

12:50 pm-4:01 pm

Nonstop2h 11m

Montreal Pierre Elliott Trudeau Intl

Sun 2/8

6:00 am-8:05 am

Nonstop3h 05m

$200

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 2/14

11:50 am-3:09 pm

Nonstop2h 19m

Montreal Pierre Elliott Trudeau Intl

Sat 2/21

7:12 am-12:10 am

1 stop17h 58m

$203

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sun 2/1

8:12 am-10:44 pm

1 stop13h 32m

Montreal Pierre Elliott Trudeau Intl

Sat 2/7

7:00 am-6:01 pm

1 stop12h 01m

$213

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 2/7

12:50 pm-4:01 pm

Nonstop2h 11m

Montreal Pierre Elliott Trudeau Intl

Sun 2/8

8:00 am-1:01 pm

1 stop6h 01m

$227

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Wed 1/28

12:50 pm-4:01 pm

Nonstop2h 11m

Montreal Pierre Elliott Trudeau Intl

Wed 2/4

1:10 pm-2:55 pm

Nonstop2h 45m

$230

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Thu 2/12

6:45 am-4:53 pm

1 stop9h 08m

Montreal Pierre Elliott Trudeau Intl

Tue 2/17

6:00 am-1:22 pm

1 stop8h 22m

$236

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Wed 2/4

9:35 am-6:37 pm

1 stop8h 02m

Montreal Pierre Elliott Trudeau Intl

Mon 2/9

2:15 pm-10:34 pm

1 stop9h 19m

$237

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Wed 1/28

10:00 am-3:23 pm

1 stop4h 23m

Montreal Pierre Elliott Trudeau Intl

Wed 2/4

9:25 am-11:06 am

Nonstop2h 41m

$241

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Wed 1/28

7:15 am-10:20 am

Nonstop2h 05m

Montreal Pierre Elliott Trudeau Intl

Wed 2/4

1:10 pm-2:55 pm

Nonstop2h 45m

$243

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

Delays

Layovers

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 November. Flight prices, which tend to average around $181, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of November, then departing from Chicago O'Hare Intl Airport during the month October is also very affordable. Most momondo users find prices during this month for around $202.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Montreal is on a Thursday when prices can be found for as low as $613. Flights from Chicago O'Hare Intl Airport to Montreal on a Sunday will generally be more expensive and average around $830. 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 at noon. Flights from Chicago O'Hare Intl Airport to Montreal during this time can be as low as $597. In the morning is when there is more demand to fly to Montreal, so prices are often more expensive at around $774 per ticket.

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 $385 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 $227 on momondo.

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

There are 4 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 December 2025, prices for Chicago O'Hare Intl Airport to Montreal flights are approximately 4% more expensive 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	$322
Fastest flight time	2h 05m
Direct flights	Every day
Airports in Montreal	2 airports

The best one-way flight to Montreal from Chicago O'Hare Intl Airport in the past 72 hours is $322. The best round-trip flight deal from Chicago O'Hare Intl Airport to Montreal found on momondo in the last 72 hours is $553.

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 are 2 airports in Montreal. From Chicago O'Hare Intl Airport there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL).

Search flight deals

How far is Chicago O'Hare Intl to Montreal by plane?
There are 754.3 mi between Chicago O'Hare Intl and Montreal. 2h 05m is a normal flight duration for this route.
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 refresh daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Montreal?
There are 3 operators available for flights from Chicago O'Hare Intl Airport to Montreal as of December 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 required travel and health documents for your Montreal 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 Montreal. 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 Chicago O'Hare Intl Airport to Montreal?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago O'Hare Intl Airport to Montreal is Embraer 175 (Enhanced Winglets) (23.08% of total bookings). The next most popular plane models are Boeing 787 Dreamliner (10.54%), Embraer 170 (10.19%), and Boeing 787-10 Dreamliner (7.96%).
What is the most popular airline from Chicago O'Hare Intl Airport to Montreal?
momondo data reveals that the most frequently booked airline on the route from Chicago O'Hare Intl Airport to Montreal is Air Canada, representing 65% of all bookings. The subsequent popular airlines are United Airlines at 17%, American Airlines at 16%, and Delta at 2%.

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
United Airlines	PriceFrom $148	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Air Canada	PriceFrom $163	Free Cancellation	Rating 7.1 10,525 reviews	Search Air Canada flights
American Airlines	PriceFrom $192	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights

United Airlines Flights From Chicago O'Hare Intl Airport to Montreal
United Airlines flight deals from Chicago O'Hare Intl Airport to Montreal start from $148 round-trip. Over the 32 United Airlines flights for this route in a normal week, average airfare is usually $367 round-trip - but some users have found much cheaper deals with momondo.
American Airlines Flights From Chicago O'Hare Intl Airport to Montreal
$192 is the best American Airlines flight deal from Chicago O'Hare Intl Airport to Montreal found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $405, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 11,051 user reviews) flies into Montreal from Chicago O'Hare Intl Airport 5 times in an average week so prices can vary.

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?

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?

Once you have performed a search for Chicago to Montreal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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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

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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

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?

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 4 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 December 2025, prices for Chicago O'Hare Intl Airport to Montreal flights are approximately 4% more expensive when compared to flights at the same time last year.

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

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

What airlines fly to Montreal?

How often are flights from Chicago to Montreal delayed?

Historically, on average around 15% of flights between Chicago and Montreal have experienced a delay on any given week. The average delay length over the past 12 months has been 135 minutes.

What is the most punctual flight time for Chicago to Montreal flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Chicago to Montreal flights?

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Chicago O'Hare Intl Airport and Montreal?

Toronto (YTZ) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago O'Hare Intl Airport to Montreal?

Flights via Toronto (YTZ) offer the lowest average round-trip price of $280.

Which layover airport has the shortest travel time from Chicago O'Hare Intl Airport to Montreal?

Flights connecting via Toronto (YTZ) have the shortest average one-way travel time: 4h 17m.

Which layover airport has the shortest connection time from Chicago O'Hare Intl Airport to Montreal?

Toronto (YYZ) has the shortest average layover time for this route: 1h 22m.

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

18 flights are operational daily from Chicago O'Hare Intl Airport to Montreal as of December 2025. The most popular departure time for this route is 5:00PM, with 55% of flights per day taking off at noon.

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

The number of flights available between Chicago O'Hare Intl Airport and Montreal is 131 per week as of December 2025. The most frequent departure day is Tue, with 17% of weekly flights leaving 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?

What is the most popular airline 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

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

American Airlines 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.