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Cheap flights from Montreal to New Windsor from C$ 302

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SWF
21 Jun — 28 Jun1
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 22 May 2026.

Wed 19/86:45 a.m.
YUL
-
SWF
2 stops29h 25m
Multiple Airlines
Deal found 19/5C$ 302
Wed 5/86:45 a.m.
YUL
-
SWF
2 stops26h 53m
Multiple Airlines
Deal found 19/5C$ 322
Wed 12/86:45 a.m.
YUL
-
SWF
2 stops26h 53m
Multiple Airlines
Deal found 20/5C$ 328
Wed 29/76:45 a.m.
YUL
-
SWF
2 stops26h 53m
Multiple Airlines
Deal found 17/5C$ 335
Wed 8/710:35 a.m.
YUL
-
SWF
3 stops23h 03m
Multiple Airlines
Deal found 18/5C$ 346
Wed 22/710:35 a.m.
YUL
-
SWF
3 stops23h 03m
Multiple Airlines
Deal found 20/5C$ 355
Fri 21/810:35 a.m.
YUL
-
SWF
3 stops49h 35m
Multiple Airlines
Deal found 19/5C$ 369

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 22 May 2026.

Popular in

December

Cheapest in

July

Average price

C$ 401
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 May 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 22 May 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 - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

10:35 a.m.-9:38 a.m.

3 stops47h 03m

C$ 387

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

6:45 a.m.-8:58 a.m.

2 stops26h 13m

C$ 416

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

6:45 a.m.-9:38 a.m.

2 stops26h 53m

C$ 427

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 26/7

7:20 p.m.-11:08 a.m.

2 stops39h 48m

C$ 481
Quickest one-way

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Wed 1/7

10:35 a.m.-9:38 a.m.

3 stops23h 03m

C$ 494

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sat 11/7

10:35 a.m.-9:38 a.m.

3 stops23h 03m

C$ 496

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

6:45 a.m.-8:51 a.m.

2 stops26h 06m

C$ 500

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Fri 17/7

7:20 p.m.-9:38 a.m.

3 stops38h 18m

C$ 504

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

7:20 p.m.-8:58 a.m.

3 stops37h 38m

C$ 507

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 16/7

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

2 stops40h 05m

C$ 508

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/5

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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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Not ready to book yet? You can track prices for flights from Montreal to Stewart on Cheapflights with our Price Alert feature and get notified when better prices are available.

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