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Pierre Elliott Trudeau Intl

$62+ Cheap flights from Illinois to Pierre Elliott Trudeau Intl (YUL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YUL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Illinois to Pierre Elliott Trudeau Intl

Cheapest flights from Illinois to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Illinois to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:25 am
MDW
-
YUL
1 stop5h 50m
Porter Airlines
Sun 5/1012:25 pm
YUL
-
MDW
1 stop5h 25m
Porter Airlines
Deal found 1/27$195
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2511:00 am
MDW
-
YUL
1 stop4h 30m
Porter Airlines
Mon 3/306:50 am
YUL
-
MDW
1 stop4h 15m
Porter Airlines
Deal found 1/27$200
This FlightHub deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:00 am
MDW
-
YUL
1 stop6h 15m
Porter Airlines
Sun 4/128:55 am
YUL
-
MDW
1 stop7h 25m
Porter Airlines
Deal found 1/27$202
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:00 pm
ORD
-
YUL
Nonstop2h 17m
United Airlines
Thu 2/194:45 pm
YUL
-
ORD
Nonstop3h 00m
United Airlines
Deal found 1/27$204
This FlightHub deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:00 am
MDW
-
YUL
1 stop6h 45m
Porter Airlines
Mon 4/136:45 am
YUL
-
MDW
1 stop4h 20m
Porter Airlines
Deal found 1/28$212
This Air Canada deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/137:15 am
ORD
-
YUL
Nonstop2h 05m
Air Canada
Mon 3/169:25 am
YUL
-
ORD
Nonstop2h 53m
Air Canada
Deal found 1/28$214
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1710:35 am
ORD
-
YUL
Nonstop2h 25m
United Airlines
Sat 2/219:15 am
YUL
-
ORD
1 stop10h 26m
United Airlines
Deal found 1/27$219
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:00 am
ORD
-
YUL
1 stop7h 45m
American Airlines
Tue 3/33:45 pm
YUL
-
ORD
Nonstop2h 59m
American Airlines
Deal found 1/28$224
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:25 am
MDW
-
YUL
1 stop5h 50m
Porter Airlines
Sun 6/712:25 pm
YUL
-
MDW
1 stop5h 25m
Porter Airlines
Deal found 1/27$226
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2611:00 am
MDW
-
YUL
1 stop5h 45m
Porter Airlines
Mon 3/306:50 am
YUL
-
MDW
1 stop4h 15m
Porter Airlines
Deal found 1/27$229
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/810:25 am
MDW
-
YUL
1 stop5h 50m
Porter Airlines
Sun 5/1012:25 pm
YUL
-
MDW
1 stop5h 25m
Porter Airlines
Deal found 1/27$230
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:19 am
ORD
-
YUL
Nonstop2h 25m
American Airlines
Tue 5/54:16 pm
YUL
-
ORD
1 stop8h 37m
American Airlines
Deal found 1/28$230

Find flight deals from Illinois to Pierre Elliott Trudeau Intl

Keep the following information in mind while searching for Illinois to Pierre Elliott Trudeau Intl flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$195
(oojo)

One-way from

$62
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$335

Good round-trip deal

$481 or less

Good one-way deal

$177 or less
Provider with most accurate pricing for Chicago (CHI)-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Montreal (YMQ) flights.
Search Deals
From Illinois to Montreal Pierre Elliott Trudeau Intl
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One-way flight from Illinois to Montreal Pierre Elliott Trudeau Intl
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Highest demand for flights based on searches. 1% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from Illinois to Montreal Pierre Elliott Trudeau Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Pierre Elliott Trudeau Intl 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 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

Illinois

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Tue 2/17

6:00 pm-9:17 pm

Nonstop2h 17m

Montreal Pierre Elliott Trudeau Intl

Thu 2/19

4:45 pm-6:45 pm

Nonstop3h 00m

$204

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Tue 3/24

12:50 pm-3:57 pm

Nonstop2h 07m

Montreal Pierre Elliott Trudeau Intl

Sat 3/28

9:25 am-11:18 am

Nonstop2h 53m

$214

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Fri 6/5

10:25 am-5:15 pm

1 stop5h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 6/7

12:25 pm-4:50 pm

1 stop5h 25m

$226

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Thu 2/19

7:10 am-1:28 pm

1 stop5h 18m

Montreal Pierre Elliott Trudeau Intl

Wed 2/25

9:15 am-2:20 pm

1 stop6h 05m

$229

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Thu 2/19

11:05 am-4:30 pm

1 stop4h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 2/25

6:45 am-10:10 am

1 stop4h 25m

$235

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Thu 3/12

6:00 am-5:31 pm

1 stop10h 31m

Montreal Pierre Elliott Trudeau Intl

Sun 3/15

6:00 am-12:29 pm

1 stop7h 29m

$237

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Fri 5/8

1:05 pm-11:58 pm

1 stop9h 53m

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

7:00 am-11:56 am

1 stop5h 56m

$237

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

Thu 3/12

6:00 am-5:31 pm

1 stop10h 31m

Montreal Pierre Elliott Trudeau Intl

Mon 3/16

12:42 pm-10:31 pm

1 stop10h 49m

$237

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Thu 4/23

5:10 am-11:38 am

1 stop5h 28m

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

7:00 am-4:42 pm

1 stop10h 42m

$237

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Thu 3/12

7:10 am-5:31 pm

1 stop9h 21m

Montreal Pierre Elliott Trudeau Intl

Sun 3/15

7:00 am-11:35 am

1 stop5h 35m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport (average of $106). Flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to YUL?

Find hourly flight availability from Illinois to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

One of the essential ways to save on airfare from Illinois to Montreal Pierre Elliott Trudeau Intl Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 24% on airfare.

Weekly flight availability from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

Explore weekly flight availability from Illinois to Pierre Elliott Trudeau Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.

The most flights from USIL to YUL are scheduled on a Wednesday (22 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (20 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

    There are many flights that can get you from Illinois to Montreal Pierre Elliott Trudeau Intl Airport in 2h 07m. Fly via United Airlines, Air Canada, or Porter Airlines to get the fastest option. There are 745 mi between Illinois and Montreal Pierre Elliott Trudeau Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    One-way options have recently been found by users for as low as $64 on Air Canada. Other airlines that offer cheap prices include American Airlines from $74 and United Airlines from $74 one-way.

  • What are the most popular routes from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

    When deciding which route to take from Illinois to Montreal Pierre Elliott Trudeau Intl Airport consider Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl, Chicago Midway - Montreal Pierre Elliott Trudeau Intl or Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

  • What are the most reliable airlines from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

    The top 3 most reliable airlines when flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport are Japan Airlines (75%), Porter Airlines (75%) and Qantas Airways (75%).

  • What are the cheapest flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

    Looking at all options, your cheapest flight can be booked for $101. While the most popular route (Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl) can be booked for $210 on average, our data indicates $1,036 when flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport.

  • Can I find deals for flights from Illinois to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Illinois to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Illinois to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Illinois to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport (average of $106). Flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Longueuil
Brossard
Dorval

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Alternative routes for Illinois to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Pierre Elliott Trudeau Intl

Discover the top 3 airlines that operate flights from Illinois to Pierre Elliott Trudeau Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$148Average$348FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$149Average$393FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$213Average$405FlexibilityNo cancel feeOn-time71%

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