Cheap flights from Montreal to New Windsor from C$ 239

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SWF
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap 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 16 September 2025.

Popular in

September

Cheapest in

July

Average price

C$ 442
Highest demand for flights based on searches. 4% potential increase in price (C$ 22 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Average for round-trip flights in September 2025

Find flight deals from Montreal to Stewart

One-way flights from Montreal to Stewart
Search for one-way flight options from Montreal to Stewart. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Thu 4/128:00 a.m.YUL - SWF
1 stop27h 37mMultiple Airlines
Deal found 15/9C$ 239
Sun 7/128:00 a.m.YUL - SWF
1 stop27h 37mMultiple Airlines
Deal found 16/9C$ 240
Sun 26/1011:25 a.m.YUL - SWF
3 stops26h 46mMultiple Airlines
Deal found 14/9C$ 242
Sun 16/118:00 a.m.YUL - SWF
1 stop27h 11mMultiple Airlines
Deal found 15/9C$ 243
Thu 23/106:55 a.m.YUL - SWF
3 stops27h 46mMultiple Airlines
Deal found 15/9C$ 245
Sun 19/106:55 a.m.YUL - SWF
3 stops27h 16mMultiple Airlines
Deal found 14/9C$ 253
Sun 23/118:00 a.m.YUL - SWF
1 stop26h 07mMultiple Airlines
Deal found 13/9C$ 256
Mon 17/1110:35 a.m.YUL - SWF
2 stops23h 51mMultiple Airlines
Deal found 13/9C$ 260
Thu 11/128:00 a.m.YUL - SWF
1 stop27h 37mMultiple Airlines
Deal found 14/9C$ 264
Sun 12/108:55 a.m.YUL - SWF
3 stops25h 16mMultiple Airlines
Deal found 16/9C$ 271

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 16 September 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 7/12

8:00 a.m.-11:37 a.m.

1 stop27h 37m

C$ 240

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 26/10

11:25 a.m.-2:11 p.m.

3 stops26h 46m

C$ 242

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

8:00 a.m.-11:11 a.m.

1 stop27h 11m

C$ 243

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 23/11

8:00 a.m.-10:07 a.m.

1 stop26h 07m

C$ 256

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Mon 17/11

10:35 a.m.-10:26 a.m.

2 stops23h 51m

C$ 260

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 23/10

6:45 a.m.-10:41 a.m.

2 stops27h 56m

C$ 272

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

8:55 a.m.-10:11 a.m.

3 stops25h 16m

C$ 274

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

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
No data available for this route at this time. Please check back soon.

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.

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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