What is the cheapest airline that flies from Illinois to Montreal Pierre Elliott Trudeau Intl?

Porter Airlines, Delta, and United Airlines are the most popular carriers operating from Illinois to Montreal Pierre Elliott Trudeau Intl

What airlines fly to Montreal Pierre Elliott Trudeau Intl Airport?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport from Illinois according to our data. Air Canada is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Montreal Pierre Elliott Trudeau Intl Airport. Keep in mind that there are 4 different airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Montreal Pierre Elliott Trudeau Intl Airport?

Flight times from Illinois to Montreal Pierre Elliott Trudeau Intl Airport vary, but if you’re flying out of Chicago and flying into Montreal Pierre Elliott Trudeau Intl Airport (one of the most popular routes), then the duration is 3h on average. Another popular route from Illinois to Montreal Pierre Elliott Trudeau Intl Airport is flying from Peoria to Montreal Pierre Elliott Trudeau Intl Airport, which will take roughly 5h 45m. Keep in mind that layovers or delays could extend your travel time.

How many operators does momondo search for flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

As of March 2026, there are 4 operators available to choose from for flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport.

How old do you have to be to fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Montreal Pierre Elliott Trudeau Intl Airport.

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

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

$95 Cheap Flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport in 2026

Q: How many flights depart from Illinois to Montreal Pierre Elliott Trudeau Intl Airport on average per week?

As of March 2026, there are 116 flights per week flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

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Find the cheapest flights from Illinois to Montreal

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One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 am - 12:00 pm

ORD

YUL

2h 15mnonstop

8:40 am - 10:18 am

YUL

ORD

2h 38mnonstop

$203Air Canada

Wed, May 13 - Thu, May 14

4:05 pm - 10:45 pm

MDW

YUL

5h 40m

1 stop

6:50 am - 10:15 am

YUL

MDW

4h 25m

1 stop

$208Porter Airlines

Fri, Apr 24 - Mon, Apr 27

8:20 pm - 1:51 am

ORD

YUL

4h 31m

1 stop

8:40 am - 10:18 am

YUL

ORD

2h 38mnonstop

$208Air Canada

Sat, May 30 - Sun, May 31

10:25 am - 5:15 pm

MDW

YUL

5h 50m

1 stop

6:30 am - 9:40 am

YUL

MDW

4h 10m

1 stop

$209Porter Airlines

Fri, Jun 5 - Mon, Jun 8

7:00 am - 1:09 pm

ORD

YUL

5h 09m

1 stop

5:00 pm - 6:52 pm

YUL

ORD

2h 52mnonstop

$215United Airlines

Sat, May 2 - Sat, May 2

6:00 am - 4:53 pm

STL

YUL

9h 53m

1 stop

12:30 pm - 8:30 pm

YUL

STL

9h 00m

1 stop

$443American Airlines

Wed, Jun 3 - Tue, Jun 9

6:00 am - 4:53 pm

STL

YUL

9h 53m

1 stop

5:33 pm - 8:32 am

YUL

STL

15h 59m

1 stop

$460American Airlines

Wed, Jun 3 - Tue, Jun 9

7:45 am - 5:30 pm

STL

YUL

8h 45m

1 stop

9:45 am - 9:52 pm

YUL

STL

13h 07m

1 stop

$508United Airlines

Tue, Apr 21 - Sat, Apr 25

6:00 am - 11:28 pm

BMI

YUL

16h 28m

2 stops

9:30 am - 9:47 pm

YUL

BMI

13h 17m

2 stops

$602Delta

Thu, Jun 25 - Sat, Jul 4

6:00 am - 11:28 pm

BMI

YUL

16h 28m

2 stops

9:30 am - 9:47 pm

YUL

BMI

13h 17m

2 stops

$632Delta

Thu, Jun 25 - Sat, Jul 4

Lufthansa flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

Our best Lufthansa deals on Illinois to Montreal Pierre Elliott Trudeau Intl Airport flight tickets

Lufthansa

Apr 16

ORD7:13 amChicago O'Hare Intl

2h 27m

YUL10:40 amMontreal Pierre Elliott Trudeau Intl

Apr 19

YUL6:10 amMontreal Pierre Elliott Trudeau Intl

2h 50m

ORD8:00 amChicago O'Hare Intl

$247

Lufthansa

May 14

ORD6:03 pmChicago O'Hare Intl

2h 23m

YUL9:26 pmMontreal Pierre Elliott Trudeau Intl

May 18

YUL6:10 amMontreal Pierre Elliott Trudeau Intl

2h 50m

ORD8:00 amChicago O'Hare Intl

$253

Air Canada flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on Illinois to Montreal Pierre Elliott Trudeau Intl Airport flight tickets

Air Canada

May 13

ORD8:45 amChicago O'Hare Intl

2h 15m

YUL12:00 pmMontreal Pierre Elliott Trudeau Intl

May 14

YUL8:40 amMontreal Pierre Elliott Trudeau Intl

2h 38m

ORD10:18 amChicago O'Hare Intl

$203

Air Canada

May 30

ORD8:20 pmChicago O'Hare Intl

4h 31m

1 stop

YUL1:51 amMontreal Pierre Elliott Trudeau Intl

May 31

YUL8:40 amMontreal Pierre Elliott Trudeau Intl

2h 38m

ORD10:18 amChicago O'Hare Intl

$208

Air Canada

Apr 16

ORD12:50 pmChicago O'Hare Intl

2h 15m

YUL4:05 pmMontreal Pierre Elliott Trudeau Intl

Apr 19

YUL8:00 amMontreal Pierre Elliott Trudeau Intl

6h 05m

1 stop

ORD1:05 pmChicago O'Hare Intl

$209

momondo Fare Finder

Use the filters below to find and compare flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Wed 5/13

8:45 am-12:00 pm

Nonstop2h 15m

Montreal Pierre Elliott Trudeau Intl

Thu 5/14

8:40 am-10:18 am

Nonstop2h 38m

$203

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Fri 4/24

4:05 pm-10:45 pm

1 stop5h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

6:50 am-10:15 am

1 stop4h 25m

$208

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 5/30

8:20 pm-1:51 am

1 stop4h 31m

Montreal Pierre Elliott Trudeau Intl

Sun 5/31

8:40 am-10:18 am

Nonstop2h 38m

$208

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Fri 6/5

10:25 am-5:15 pm

1 stop5h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 6/8

6:30 am-9:40 am

1 stop4h 10m

$209

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 5/2

7:00 am-1:09 pm

1 stop5h 09m

Montreal Pierre Elliott Trudeau Intl

Sat 5/2

5:00 pm-6:52 pm

Nonstop2h 52m

$215

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 6/3

6:00 am-4:53 pm

1 stop9h 53m

Montreal Pierre Elliott Trudeau Intl

Tue 6/9

12:30 pm-8:30 pm

1 stop9h 00m

$443

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 6/3

6:00 am-4:53 pm

1 stop9h 53m

Montreal Pierre Elliott Trudeau Intl

Tue 6/9

5:33 pm-8:32 am

1 stop15h 59m

$460

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 4/21

7:45 am-5:30 pm

1 stop8h 45m

Montreal Pierre Elliott Trudeau Intl

Sat 4/25

9:45 am-9:52 pm

1 stop13h 07m

$508

BloomingtonMontreal

BMI - YUL

BMIYUL

Bloomington-Normal

Thu 6/25

6:00 am-11:28 pm

2 stops16h 28m

Montreal Pierre Elliott Trudeau Intl

Sat 7/4

9:30 am-9:47 pm

2 stops13h 17m

$602

BloomingtonMontreal

BMI - YUL

BMIYUL

Bloomington-Normal

Thu 6/25

6:00 am-11:28 pm

2 stops16h 28m

Montreal Pierre Elliott Trudeau Intl

Sat 7/4

9:30 am-9:47 pm

2 stops13h 17m

$632

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 Illinois 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

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Other information

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of February is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Illinois averaging around $293.

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

The cheapest day to depart from Illinois to Montreal Pierre Elliott Trudeau Intl Airport is on a Thursday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Thursday will often find tickets for as low as $533. Flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport on a Sunday will generally be more expensive and average around $808. 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 Pierre Elliott Trudeau Intl Airport?

At noon is the cheapest time of day to fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $547. Flying to Montreal Pierre Elliott Trudeau Intl Airport at noon is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $741.

What is the cheapest Illinois to Montreal Pierre Elliott Trudeau Intl flight route?

Fly from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl for the best Illinois - 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 Illinois 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 $392 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 Illinois for as low as $239 on momondo.

What cabin class options are available on Illinois to Montreal Pierre Elliott Trudeau Intl flights?

There are 4 cabin classes available to choose from on Illinois 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.

Can stopping save me money on Illinois to Montreal Pierre Elliott Trudeau Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Illinois to Montreal Pierre Elliott Trudeau Intl Airport.

Cheap Illinois to Montreal Pierre Elliott Trudeau Intl Airport flight deals and tips

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

Best Price Found	$225
Fastest flight time	2h 10m
Direct flights	Every day

The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Illinois in the past 72 hours is $225. The best round-trip flight deal from Illinois to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $420.

The fastest flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport takes 2h 10m

Direct flights go from Illinois to Montreal Pierre Elliott Trudeau Intl Airport every day.

Search flight deals

When did momondo last update prices for flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
Prices for flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport refresh daily.
How many operators does momondo search for flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
As of March 2026, there are 4 operators available to choose from for flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport.
How old do you have to be to fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Montreal Pierre Elliott Trudeau Intl Airport.
What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?
The travel and health documents you'll need for your trip to Montreal Pierre Elliott Trudeau 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 Montreal Pierre Elliott Trudeau 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 Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Montreal Pierre Elliott Trudeau Intl Airport is Embraer 175 (Enhanced Winglets), representing 19.32% of all bookings. The subsequent popular models are Embraer 170 at 12.46%, Embraer 175 at 11.31%, and Boeing 777-300ER at 8.25%.

Best airlines flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $131	Free Cancellation	Rating 7.9 8,322 reviews	Search Delta flights
Air Canada	PriceFrom $149	Free Cancellation	Rating 7.1 10,836 reviews	Search Air Canada flights
United Airlines	PriceFrom $153	Free Cancellation	Rating 7.4 9,469 reviews	Search United Airlines flights
American Airlines	PriceFrom $213	Free Cancellation	Rating 7.1 11,492 reviews	Search American Airlines flights

Laval

Dorval

Brossard

Longueuil

Trois-Rivières

Cornwall

Saint-Sauveur

Sherbrooke

Magog

Boucherville

Drummondville

Saint-Jean-sur-Richelieu

Montebello

Bromont

North Hatley

Sutton

Why use momondo?

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

It is quick and easy to find Illinois 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 Illinois to Montreal with flexible booking policies on momondo?

Flights from Illinois to Montreal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Illinois 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 Illinois to Montreal right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois 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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Cheap flights from Illinois to Montreal from $95

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Montreal departing on 4/13. 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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Lufthansa flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

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Air Canada flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

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Use the filters below to find and compare flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

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How to get the cheapest flight ticket from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

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

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

What is the cheapest Illinois to Montreal Pierre Elliott Trudeau Intl flight route?

How far in advance should I book a flight to Montreal Pierre Elliott Trudeau Intl Airport?

What cabin class options are available on Illinois to Montreal Pierre Elliott Trudeau Intl flights?

Can stopping save me money on Illinois to Montreal Pierre Elliott Trudeau Intl Airport flights?

What is the cheapest airline that flies from Illinois to Montreal Pierre Elliott Trudeau Intl?

What airlines fly to Montreal Pierre Elliott Trudeau Intl Airport?

How many flights depart from Illinois to Montreal Pierre Elliott Trudeau Intl Airport on average per day?

How many flights depart from Illinois to Montreal Pierre Elliott Trudeau Intl Airport on average per week?

How long does it take to fly to Montreal Pierre Elliott Trudeau Intl Airport?

Cheap Illinois to Montreal Pierre Elliott Trudeau Intl Airport flight deals and tips

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

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Best airlines flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport with momondo

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An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

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