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Cheap flights from Montreal to New Windsor from C$ 240

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SWF
19 Dec — 26 Dec1
1 adult
1 adult, Economy, 0 bags

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 19 November 2025.

Round-trip from

C$ 1,332

One-way from

C$ 240

Popular in

December

Cheapest in

July

Average price

C$ 393
1/1-8/1
  • 1/1-8/1
  • 3 total stops
  • 72h 14m total
  • Montreal to New Windsor
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7/12
  • 7/12
  • 2 total stops
  • 18h 12m total
  • Montreal to New Windsor
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Highest demand for flights based on searches. 5% potential increase in price (C$ 30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 12 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Montreal to Stewart

Enter your travel dates to find the best prices.

Best flights from Montreal to Stewart
Discover carefully curated flight deals from Montreal to Stewart that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 November 2025.

Thu 1/18:00 a.m.YUL - SWF
1 stop27h 07mMultiple Airlines
Thu 8/112:13 p.m.SWF - YUL
2 stops45h 07mMultiple Airlines
Deal found 17/11C$ 1,332
Sat 28/23:55 p.m.YUL - SWF
2 stops19h 13mMultiple Airlines
Sun 8/311:48 a.m.SWF - YUL
1 stop12h 42mMultiple Airlines
Deal found 17/11C$ 2,555

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 19 November 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

Thu 1/1

8:00 a.m.-11:07 a.m.

1 stop27h 07m

New Windsor Stewart

Thu 8/1

12:13 p.m.-9:20 a.m.

2 stops45h 07m

C$ 1,332

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sat 28/2

3:55 p.m.-11:08 a.m.

2 stops19h 13m

New Windsor Stewart

Sun 8/3

11:48 a.m.-12:30 a.m.

1 stop12h 42m

C$ 2,555

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 14/12

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

2 stops18h 12m

C$ 241

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$ 243

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

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

1 stop26h 19m

C$ 245

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Thu 15/1

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

2 stops16h 54m

C$ 252

MontrealNew Windsor

YUL - SWF

YULSWF

Montreal Pierre Elliott Trudeau Intl

Sun 4/1

6:45 a.m.-12:02 p.m.

3 stops29h 17m

C$ 280

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/11

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$ 185). Flying from Montreal to New Windsor in October is currently the most expensive (average of C$ 280). 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$ 185). Flying from Montreal to New Windsor in October is currently the most expensive (average of C$ 280). 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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Alternative routes for Montreal to Stewart

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Fly with Cheapflights

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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.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Stewart?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Stewart from Montreal.

Can Cheapflights find flights from Montreal to Stewart with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Montreal to Stewart flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Montreal to Stewart become cheaper?

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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