Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Illinois to Montreal from C$ 183

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 20/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Illinois to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:20 p.m. - 1:51 a.m.
ORD
-
YUL
4h 31m
1 stop
Air Canada Logo
8:40 a.m. - 10:18 a.m.
YUL
-
ORD
2h 38mdirect
C$ 401Air Canada
Fri, 12 Jun - Sat, 13 Jun
Air Canada Logo
11:05 a.m. - 2:23 p.m.
ORD
-
YUL
2h 18mdirect
Air Canada Logo
4:30 p.m. - 8:16 p.m.
YUL
-
ORD
4h 46m
1 stop
C$ 403Air Canada
Fri, 17 Jul - Fri, 17 Jul
Porter Airlines Logo
10:15 a.m. - 5:15 p.m.
MDW
-
YUL
6h 00m
1 stop
Porter Airlines Logo
10:35 a.m. - 2:35 p.m.
YUL
-
MDW
5h 00m
1 stop
C$ 407Porter Airlines
Thu, 4 Jun - Thu, 11 Jun
Air Canada Logo
11:05 a.m. - 2:16 p.m.
ORD
-
YUL
2h 11mdirect
Air Canada Logo
4:30 p.m. - 8:16 p.m.
YUL
-
ORD
4h 46m
1 stop
C$ 409Air Canada
Sat, 30 May - Mon, 1 Jun
Air Canada Logo
3:40 p.m. - 7:04 p.m.
ORD
-
YUL
2h 24mdirect
Air Canada Logo
2:30 p.m. - 8:16 p.m.
YUL
-
ORD
6h 46m
1 stop
C$ 410Air Canada
Sat, 30 May - Mon, 1 Jun
Air Canada Logo
11:05 a.m. - 2:16 p.m.
ORD
-
YUL
2h 11mdirect
Air Canada Logo
4:30 p.m. - 8:16 p.m.
YUL
-
ORD
4h 46m
1 stop
C$ 412Air Canada
Sat, 30 May - Mon, 1 Jun
Porter Airlines Logo
10:15 a.m. - 5:15 p.m.
MDW
-
YUL
6h 00m
1 stop
Porter Airlines Logo
6:30 a.m. - 9:40 a.m.
YUL
-
MDW
4h 10m
1 stop
C$ 413Porter Airlines
Mon, 15 Jun - Mon, 22 Jun
Air Canada Logo
7:25 a.m. - 1:45 p.m.
ORD
-
YUL
5h 20m
1 stop
Air Canada Logo
2:30 p.m. - 8:16 p.m.
YUL
-
ORD
6h 46m
1 stop
C$ 414Air Canada
Sun, 14 Jun - Mon, 22 Jun
Porter Airlines Logo
10:25 a.m. - 6:10 p.m.
MDW
-
YUL
6h 45m
1 stop
Porter Airlines Logo
6:30 a.m. - 9:40 a.m.
YUL
-
MDW
4h 10m
1 stop
C$ 427Porter Airlines
Sat, 20 Jun - Mon, 22 Jun
Multiple Airlines Logo
7:20 p.m. - 6:15 p.m.
STL
-
YUL
21h 55m
3 stops
Multiple Airlines Logo
6:30 a.m. - 6:36 p.m.
YUL
-
STL
13h 06m
3 stops
C$ 673Multiple Airlines
Thu, 28 May - Mon, 1 Jun

Porter Airlines flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

Our best Porter Airlines deals on Illinois to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Porter Airlines
4 Jun
MDW10:15 a.m.Chicago Midway
6h 00m
1 stop
YUL5:15 p.m.Montreal Pierre Elliott Trudeau Intl
11 Jun
YUL10:35 a.m.Montreal Pierre Elliott Trudeau Intl
5h 00m
1 stop
MDW2:35 p.m.Chicago Midway
C$ 407
Porter Airlines
15 Jun
MDW10:15 a.m.Chicago Midway
6h 00m
1 stop
YUL5:15 p.m.Montreal Pierre Elliott Trudeau Intl
22 Jun
YUL6:30 a.m.Montreal Pierre Elliott Trudeau Intl
4h 10m
1 stop
MDW9:40 a.m.Chicago Midway
C$ 413
Porter Airlines
20 Jun
MDW10:25 a.m.Chicago Midway
6h 45m
1 stop
YUL6:10 p.m.Montreal Pierre Elliott Trudeau Intl
22 Jun
YUL6:30 a.m.Montreal Pierre Elliott Trudeau Intl
4h 10m
1 stop
MDW9:40 a.m.Chicago Midway
C$ 427

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
12 Jun
ORD8:20 p.m.Chicago O'Hare Intl
4h 31m
1 stop
YUL1:51 a.m.Montreal Pierre Elliott Trudeau Intl
13 Jun
YUL8:40 a.m.Montreal Pierre Elliott Trudeau Intl
2h 38m
ORD10:18 a.m.Chicago O'Hare Intl
C$ 401
Air Canada
17 Jul
ORD11:05 a.m.Chicago O'Hare Intl
2h 18m
YUL2:23 p.m.Montreal Pierre Elliott Trudeau Intl
17 Jul
YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl
4h 46m
1 stop
ORD8:16 p.m.Chicago O'Hare Intl
C$ 403
Air Canada
30 May
ORD11:05 a.m.Chicago O'Hare Intl
2h 11m
YUL2:16 p.m.Montreal Pierre Elliott Trudeau Intl
1 Jun
YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl
4h 46m
1 stop
ORD8:16 p.m.Chicago O'Hare Intl
C$ 409

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 96,600 searches. Data last updated 10 May 2026.
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

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 12/6

8:20 p.m.-1:51 a.m.

1 stop4h 31m

Montreal Pierre Elliott Trudeau Intl

Sat 13/6

8:40 a.m.-10:18 a.m.

Nonstop2h 38m

C$ 401

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 17/7

11:05 a.m.-2:23 p.m.

Nonstop2h 18m

Montreal Pierre Elliott Trudeau Intl

Fri 17/7

4:30 p.m.-8:16 p.m.

1 stop4h 46m

C$ 403

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Thu 4/6

10:15 a.m.-5:15 p.m.

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

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

1 stop5h 00m

C$ 407
Quickest round-trip

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 30/5

11:05 a.m.-2:16 p.m.

Nonstop2h 11m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

4:30 p.m.-8:16 p.m.

1 stop4h 46m

C$ 409

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 30/5

3:40 p.m.-7:04 p.m.

Nonstop2h 24m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

2:30 p.m.-8:16 p.m.

1 stop6h 46m

C$ 410

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sat 30/5

11:05 a.m.-2:16 p.m.

Nonstop2h 11m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

4:30 p.m.-8:16 p.m.

1 stop4h 46m

C$ 412

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Mon 15/6

10:15 a.m.-5:15 p.m.

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

6:30 a.m.-9:40 a.m.

1 stop4h 10m

C$ 413

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Sun 14/6

7:25 a.m.-1:45 p.m.

1 stop5h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

2:30 p.m.-8:16 p.m.

1 stop6h 46m

C$ 414

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Sat 20/6

10:25 a.m.-6:10 p.m.

1 stop6h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

6:30 a.m.-9:40 a.m.

1 stop4h 10m

C$ 427

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Thu 28/5

7:20 p.m.-6:15 p.m.

3 stops21h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

6:30 a.m.-6:36 p.m.

3 stops13h 06m

C$ 673

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 February is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from Illinois, with most prices found around C$ 88. The month of April is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Illinois averaging around C$ 109.

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 Friday when prices can be found for as low as C$ 254. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 593.

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 C$ 253. 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 morning because they tend to be around C$ 521. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 from Illinois 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 C$ 514 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 C$ 258 on momondo.

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

You could potentially save up to 59% on your flight if you consider stops on a Illinois to Montreal Pierre Elliott Trudeau Intl Airport flight.

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

Fastest flight time

2h 05m

Direct flights

Every day
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

Frequently asked questions about flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

  • 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 are refreshed on a daily basis.

  • How old do you have to be to fly from Illinois 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 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 required travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport. 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 Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

Travelling to a place near Montreal?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Montreal for you.

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

Yes. All flights to Montreal from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Montreal from Illinois.

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.

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 9/6
Tue 16/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Montreal