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Cheap flights from Montreal to New Windsor from C$ 315

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 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SWF
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Stewart

Enter your travel dates to find the best prices.

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 7 August 2026.

Wed 28/106:45 a.m. -
2 stops27h 03m
Deal found 3/8C$ 315
Thu 3/96:45 a.m. -
2 stops11h 55m
Deal found 4/8C$ 366
Fri 30/104:40 p.m. -
3 stops43h 28m
Deal found 5/8C$ 367
Tue 27/105:25 p.m. -
2 stops40h 23m
Deal found 3/8C$ 370
Sun 6/96:45 a.m. -
2 stops11h 55m
Deal found 2/8C$ 373
Fri 2/108:25 a.m. -
2 stops50h 33m
Deal found 3/8C$ 381
Sat 5/95:45 p.m. -
2 stops24h 55m
Deal found 3/8C$ 383
Wed 2/98:30 p.m. -
3 stops22h 10m
Deal found 6/8C$ 402

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 7 August 2026.

Popular in

July

Cheapest in

October

Average price

C$ 416
Highest demand for flights based on searches. 4% potential increase in price (C$ 23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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 7 August 2026.
Use the filters below to find and compare flights from Montreal to New Windsor that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

6:30 a.m.-12:10 p.m.

3 stops29h 40m

C$ 430
Quickest one-way

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 22/11

8:00 a.m.-5:58 p.m.

1 stop9h 58m

C$ 432

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

9:45 a.m.-6:11 p.m.

3 stops32h 26m

C$ 471

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

10:35 a.m.-10:31 a.m.

3 stops23h 56m

C$ 496

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 3/9

12:25 p.m.-11:25 a.m.

3 stops47h 00m

C$ 504

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

6:45 a.m.-11:25 a.m.

3 stops28h 40m

C$ 516

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

5:45 p.m.-11:39 a.m.

3 stops41h 54m

C$ 517

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 6/9

10:20 a.m.-11:26 a.m.

3 stops25h 06m

C$ 520

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

7:20 p.m.-11:25 a.m.

2 stops40h 05m

C$ 548

MontrealNew Windsor

YUL Montreal Pierre Elliott Trudeau Intl - SWF New Windsor Stewart

YULSWF

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

7:20 p.m.-9:53 a.m.

2 stops38h 33m

C$ 549

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Sorted by cheapest first

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.

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