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Cheap flights from Illinois to Montreal from $75

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 10/28. 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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0 bags

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Cheap round-trip flights

Air Canada Logo
8:40 am - 11:57 amORD-YUL
2h 17mnonstop
Air Canada Logo
8:20 am - 9:51 amYUL-ORD
2h 31mnonstop
$203Air Canada
Find Deal
Sat, Oct 18 - Wed, Oct 22
American Airlines Logo
5:00 am - 3:24 pmORD-YUL
9h 24m1 stop
American Airlines Logo
3:52 pm - 5:52 pmYUL-ORD
3h 00mnonstop
$205American Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 2
Air Canada Logo
10:40 am - 1:54 pmORD-YUL
2h 14mnonstop
Air Canada Logo
7:00 am - 1:14 pmYUL-ORD
7h 14m1 stop
$207Air Canada
Find Deal
Sat, Oct 4 - Sun, Oct 5
American Airlines Logo
9:12 pm - 3:24 pmORD-YUL
17h 12m1 stop
American Airlines Logo
3:52 pm - 5:52 pmYUL-ORD
3h 00mnonstop
$211American Airlines
Find Deal
Wed, Oct 29 - Sun, Nov 2
Porter Airlines Logo
11:00 am - 4:30 pmMDW-YUL
4h 30m1 stop
Porter Airlines Logo
6:45 am - 10:05 amYUL-MDW
4h 20m1 stop
$235Porter Airlines
Find Deal
Fri, Nov 7 - Mon, Nov 10
Delta Logo
6:00 am - 5:21 pmMDW-YUL
10h 21m1 stop
Delta Logo
7:00 am - 4:39 pmYUL-MDW
10h 39m1 stop
$236Delta
Find Deal
Fri, Nov 21 - Thu, Nov 27
Delta Logo
6:45 am - 5:21 pmORD-YUL
9h 36m1 stop
Delta Logo
6:00 am - 1:50 pmYUL-ORD
8h 50m1 stop
$236Delta
Find Deal
Fri, Nov 21 - Wed, Nov 26
Porter Airlines Logo
5:20 pm - 10:15 pmMDW-YUL
3h 55m1 stop
Porter Airlines Logo
1:10 pm - 4:24 pmYUL-MDW
4h 14m1 stop
$238Porter Airlines
Find Deal
Wed, Sep 24 - Fri, Sep 26
United Airlines Logo
5:15 pm - 10:20 amPIA-YUL
16h 05m1 stop
United Airlines Logo
6:30 am - 1:41 pmYUL-PIA
8h 11m1 stop
$662United Airlines
Find Deal
Tue, Feb 17 - Sat, Feb 21
United Airlines Logo
5:15 pm - 10:20 amPIA-YUL
16h 05m1 stop
United Airlines Logo
8:20 am - 9:31 pmYUL-PIA
14h 11m2 stops
$672United Airlines
Find Deal
Tue, Feb 17 - Sat, Feb 21

Delta flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

Our best Delta deals on Illinois to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Delta
Nov 21
MDW6:00 amChicago Midway
10h 21m
1 stop
YUL5:21 pmMontreal Pierre Elliott Trudeau Intl
Nov 27
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
10h 39m
1 stop
MDW4:39 pmChicago Midway
$236
Find similar
Delta
Nov 21
MDW6:00 amChicago Midway
10h 21m
1 stop
YUL5:21 pmMontreal Pierre Elliott Trudeau Intl
Nov 25
YUL7:10 amMontreal Pierre Elliott Trudeau Intl
6h 57m
1 stop
MDW1:07 pmChicago Midway
$237
Find similar
Delta
Oct 4
MDW1:43 pmChicago Midway
8h 35m
1 stop
YUL11:18 pmMontreal Pierre Elliott Trudeau Intl
Oct 5
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
7h 28m
1 stop
MDW12:28 pmChicago Midway
$264
Find similar

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
Oct 18
ORD8:40 amChicago O'Hare Intl
2h 17m
YUL11:57 amMontreal Pierre Elliott Trudeau Intl
Oct 22
YUL8:20 amMontreal Pierre Elliott Trudeau Intl
2h 31m
ORD9:51 amChicago O'Hare Intl
$203
Find similar
Air Canada
Oct 4
ORD10:40 amChicago O'Hare Intl
2h 14m
YUL1:54 pmMontreal Pierre Elliott Trudeau Intl
Oct 5
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
7h 14m
1 stop
ORD1:14 pmChicago O'Hare Intl
$207
Find similar
Air Canada
Oct 18
ORD10:40 amChicago O'Hare Intl
2h 14m
YUL1:54 pmMontreal Pierre Elliott Trudeau Intl
Oct 25
YUL10:15 amMontreal Pierre Elliott Trudeau Intl
5h 49m
1 stop
ORD3:04 pmChicago O'Hare Intl
$210
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 832,500 searches. Data last updated September 4, 2025.
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

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 10/18

8:40 am-11:57 am

Nonstop2h 17m

Montreal Pierre Elliott Trudeau Intl

Wed 10/22

8:20 am-9:51 am

Nonstop2h 31m

$203

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Thu 10/30

5:00 am-3:24 pm

1 stop9h 24m

Montreal Pierre Elliott Trudeau Intl

Sun 11/2

3:52 pm-5:52 pm

Nonstop3h 00m

$205

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 10/4

10:40 am-1:54 pm

Nonstop2h 14m

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

7:00 am-1:14 pm

1 stop7h 14m

$207

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Wed 10/29

9:12 pm-3:24 pm

1 stop17h 12m

Montreal Pierre Elliott Trudeau Intl

Sun 11/2

3:52 pm-5:52 pm

Nonstop3h 00m

$211

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Fri 11/7

11:00 am-4:30 pm

1 stop4h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 11/10

6:45 am-10:05 am

1 stop4h 20m

$235

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Fri 11/21

6:00 am-5:21 pm

1 stop10h 21m

Montreal Pierre Elliott Trudeau Intl

Thu 11/27

7:00 am-4:39 pm

1 stop10h 39m

$236

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 11/21

6:45 am-5:21 pm

1 stop9h 36m

Montreal Pierre Elliott Trudeau Intl

Wed 11/26

6:00 am-1:50 pm

1 stop8h 50m

$236

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Wed 9/24

5:20 pm-10:15 pm

1 stop3h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 9/26

1:10 pm-4:24 pm

1 stop4h 14m

$238

PeoriaMontreal

PIA - YUL

PIAYUL

Greater Peoria

Tue 2/17

5:15 pm-10:20 am

1 stop16h 05m

Montreal Pierre Elliott Trudeau Intl

Sat 2/21

6:30 am-1:41 pm

1 stop8h 11m

$662

PeoriaMontreal

PIA - YUL

PIAYUL

Greater Peoria

Tue 2/17

5:15 pm-10:20 am

1 stop16h 05m

Montreal Pierre Elliott Trudeau Intl

Sat 2/21

8:20 am-9:31 pm

2 stops14h 11m

$672

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 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

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

The month of October is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Illinois averaging around $338.

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 $655. Flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport 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 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 $600. 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 morning are often more expensive with an average ticket price of $820.

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 $408 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 $253 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

$160

Fastest flight time

2h 05m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Illinois in the past 72 hours is $160. The best round-trip flight deal from Illinois to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $422.
The fastest flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport takes 2h 05m
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?

  • 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?

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
Air CanadaPriceFrom $161Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
American AirlinesPriceFrom $192Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $215Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
Porter AirlinesPriceFrom $245Free CancellationRating
7.9
360 reviews
Search Porter Airlines flights

Traveling to a place near Montreal?

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

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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