HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pierre Elliott Trudeau Intl

$144+ Cheap flights from New Windsor (SWF) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — YUL
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Stewart to Pierre Elliott Trudeau Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Stewart to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$908
(Kiwi.com)

One-way from

$144
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$340
From New Windsor Stewart to Montreal Pierre Elliott Trudeau Intl
Search Deals
One-way flight from New Windsor Stewart to Montreal Pierre Elliott Trudeau Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Stewart to Pierre Elliott Trudeau Intl

Cheapest flights from Stewart to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Stewart to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/11. 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 8/217:52 pmSWF - YUL
1 stop18h 28mMultiple Airlines
Tue 8/268:50 pmYUL - SWF
2 stops46h 22mMultiple Airlines
Deal found 8/11$908
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/167:15 pmSWF - YUL
3 stops29h 22mMultiple Airlines
Mon 8/186:45 amYUL - SWF
3 stops35h 20mMultiple Airlines
Deal found 8/12$1,802
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/167:15 pmSWF - YUL
3 stops26h 02mMultiple Airlines
Tue 8/196:45 amYUL - SWF
3 stops35h 20mMultiple Airlines
Deal found 8/12$1,815
This Mytrip deal was found by Cheapflights users on 8/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/207:15 pmSWF - YUL
3 stops24h 05mMultiple Airlines
Mon 8/256:45 amYUL - SWF
3 stops35h 20mMultiple Airlines
Deal found 8/14$1,833
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:15 pmSWF - YUL
3 stops24h 05mMultiple Airlines
Wed 8/277:00 amYUL - SWF
2 stops35h 05mMultiple Airlines
Deal found 8/12$1,849
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/167:15 pmSWF - YUL
3 stops26h 02mMultiple Airlines
Wed 8/206:45 amYUL - SWF
3 stops35h 20mMultiple Airlines
Deal found 8/12$1,883
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/207:15 pmSWF - YUL
3 stops24h 55mMultiple Airlines
Fri 8/226:50 pmYUL - SWF
2 stops23h 15mMultiple Airlines
Deal found 8/12$2,027
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:15 pmSWF - YUL
3 stops29h 12mMultiple Airlines
Wed 8/208:15 amYUL - SWF
2 stops33h 50mMultiple Airlines
Deal found 8/13$2,057

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart 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 August 14, 2025.
Use the filters below to find and compare flights from New Windsor to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Stewart

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Thu 8/21

7:52 pm-2:20 pm

1 stop18h 28m

Montreal Pierre Elliott Trudeau Intl

Tue 8/26

8:50 pm-7:12 pm

2 stops46h 22m

$908

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Wed 8/20

7:15 pm-7:20 pm

3 stops24h 05m

Montreal Pierre Elliott Trudeau Intl

Mon 8/25

6:45 am-6:05 pm

3 stops35h 20m

$1,833

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Sat 8/23

7:15 pm-7:20 pm

3 stops24h 05m

Montreal Pierre Elliott Trudeau Intl

Wed 8/27

7:00 am-6:05 pm

2 stops35h 05m

$1,849

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Wed 8/20

7:15 pm-8:10 pm

3 stops24h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 8/22

6:50 pm-6:05 pm

2 stops23h 15m

$2,027

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Mon 8/18

7:15 pm-12:27 am

3 stops29h 12m

Montreal Pierre Elliott Trudeau Intl

Wed 8/20

8:15 am-6:05 pm

2 stops33h 50m

$2,057

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Mon 8/25

7:15 pm-12:43 am

2 stops29h 28m

Montreal Pierre Elliott Trudeau Intl

Wed 8/27

11:00 am-6:05 pm

2 stops31h 05m

$2,321

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Fri 11/14

11:01 am-4:55 pm

2 stops29h 54m

$144

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Fri 10/31

11:31 am-11:18 pm

1 stop11h 47m

$153

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Mon 2/2

11:09 am-4:28 pm

1 stop29h 19m

$154

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Mon 12/8

12:27 pm-4:55 pm

2 stops28h 28m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 17 results
1
2

Best time to book a flight from Stewart to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Stewart 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 New Windsor to Montreal Pierre Elliott Trudeau Intl Airport

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

Currently, January is the cheapest month in which you can book a flight from New Windsor to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from New Windsor to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). 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.

Related info for your journey

Find useful and relevant information for your journey from Stewart 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.

  • What airport do you fly from for flights from New Windsor to Montreal Pierre Elliott Trudeau Intl?

    Most people fly from New Windsor Stewart (SWF) if they book a flight from New Windsor to Montreal Pierre Elliott Trudeau Intl. On average, Stewart has 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day from 0 airlines. New Windsor Stewart is conveniently located just 4.3 mi from New Windsor’s city center.

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

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

  • How can I find direct flights from Stewart 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 Stewart to Pierre Elliott Trudeau Intl.

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

    Yes. Cheapflights offers flight deals from Stewart 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 New Windsor to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from New Windsor to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from New Windsor to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). 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
Sherbrooke
Dorval

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Stewart to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
White Plains to Pierre Elliott Trudeau Intl flights
Rochester to Pierre Elliott Trudeau Intl flights
Buffalo to Pierre Elliott Trudeau Intl flights
Albany to Pierre Elliott Trudeau Intl flights
Islip to Pierre Elliott Trudeau Intl flights
Syracuse to Pierre Elliott Trudeau Intl flights
Ithaca to Pierre Elliott Trudeau Intl flights
Binghamton to Pierre Elliott Trudeau Intl flights
Elmira to Pierre Elliott Trudeau Intl flights
Plattsburgh to Pierre Elliott Trudeau Intl flights
Rutland to Pierre Elliott Trudeau Intl flights
Saranac Lake to Pierre Elliott Trudeau Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.