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Cheap flights from Montreal to New Windsor from C$ 225

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 29/1. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SWF
3 Jan — 10 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Stewart

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Stewart
Explore the most affordable flight options available from Montreal to Stewart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 December 2025.

Sun 14/125:25 p.m.YUL - SWF
2 stops18h 12mMultiple Airlines
Sun 21/1211:43 a.m.SWF - YUL
1 stop12h 47mMultiple Airlines
Deal found 3/12C$ 883
Sat 27/123:55 p.m.YUL - SWF
2 stops19h 08mMultiple Airlines
Thu 1/111:43 a.m.SWF - YUL
1 stop12h 47mMultiple Airlines
Deal found 3/12C$ 1,645
Sat 27/123:55 p.m.YUL - SWF
2 stops19h 08mMultiple Airlines
Tue 30/1211:43 a.m.SWF - YUL
1 stop12h 47mMultiple Airlines
Deal found 2/12C$ 1,666
Sat 27/123:55 p.m.YUL - SWF
2 stops19h 08mMultiple Airlines
Sun 4/111:43 a.m.SWF - YUL
1 stop12h 47mMultiple Airlines
Deal found 3/12C$ 1,972

Find flight deals from Montreal to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Stewart (SWF). 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 4 December 2025.

Round-trip from

C$ 883

One-way from

C$ 225

Popular in

December

Cheapest in

July

Average price

C$ 451
14/12-21/12
  • 14/12-21/12
  • 3 total stops
  • 30h 59m total
  • Montreal to New Windsor
Search Deals
29/1
  • 29/1
  • 1 total stop
  • 26h 19m total
  • Montreal to New Windsor
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Stewart 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 629,999 searches. Data last updated 4 December 2025.
Use the filters below to find and compare flights from Montreal to New Windsor that are best for you.

Fly from

Montreal

Fly to

Stewart

Route

Depart

Return

Price

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 14/12

5:25 p.m.-11:37 a.m.

2 stops18h 12m

New Windsor Stewart

Sun 21/12

11:43 a.m.-12:30 a.m.

1 stop12h 47m

C$ 883

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sat 27/12

3:55 p.m.-11:03 a.m.

2 stops19h 08m

New Windsor Stewart

Thu 1/1

11:43 a.m.-12:30 a.m.

1 stop12h 47m

C$ 1,645

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sat 27/12

3:55 p.m.-11:03 a.m.

2 stops19h 08m

New Windsor Stewart

Tue 30/12

11:43 a.m.-12:30 a.m.

1 stop12h 47m

C$ 1,666

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sat 27/12

3:55 p.m.-11:03 a.m.

2 stops19h 08m

New Windsor Stewart

Sun 4/1

11:43 a.m.-12:30 a.m.

1 stop12h 47m

C$ 1,972

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

8:00 a.m.-10:19 a.m.

1 stop26h 19m

C$ 226

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

5:25 p.m.-10:19 a.m.

2 stops16h 54m

C$ 227

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

8:00 a.m.-10:19 a.m.

1 stop26h 19m

C$ 232

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 1/3

6:45 a.m.-10:13 a.m.

3 stops27h 28m

C$ 236

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 5/2

5:25 p.m.-10:19 a.m.

2 stops16h 54m

C$ 260

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sat 28/3

8:00 a.m.-9:39 a.m.

1 stop25h 39m

C$ 272

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Best time to book a flight from Montreal to Stewart

Have a flexible travel schedule? Discover the best time to fly to Stewart from Montreal 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 Montreal to New Windsor

What is the cheapest month to book a flight from Montreal to New Windsor?

Currently, June is the cheapest month in which you can book a flight from Montreal to New Windsor (average of C$ 184). Flying from Montreal to New Windsor in October is currently the most expensive (average of C$ 279). 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 Montreal to Stewart. 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 into for flights to New Windsor from Montreal?

    If you book a flight to New Windsor from Montreal, you will be flying to Stewart, which is the city’s only airport. New Windsor Stewart (SWF) is located 7.0 km from the centre of New Windsor. There are 0 flights from Montreal to Stewart per day from 0 different airlines.

  • Can I find deals for flights from Montreal to Stewart that include hotel bookings?

    Yes. In addition to deals on Montreal to Stewart flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Stewart?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Stewart.

  • Can I find deals for business class flights from Montreal to Stewart?

    Yes. Cheapflights offers flight deals from Montreal to Stewart 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 Montreal to New Windsor?

    Currently, June is the cheapest month in which you can book a flight from Montreal to New Windsor (average of C$ 184). Flying from Montreal to New Windsor in October is currently the most expensive (average of C$ 279). 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

Travelling to a place near New Windsor?

Book flights to New Windsor if you plan to visit one of these locations
Kingston

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See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Montreal to Stewart?

Cheapflights makes it easy to find Montreal to Stewart flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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