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Cheap flights from Montreal to Boston from C$ 234

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Boston departing on 27/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Porter Airlines Logo
6:25 p.m. - 10:05 p.m.YUL-BOS
3h 40m1 stop
Porter Airlines Logo
1:25 p.m. - 5:45 p.m.BOS-YUL
4h 20m1 stop
C$ 384Porter Airlines
Find Deal
Tue, 11 Nov - Wed, 19 Nov
Porter Airlines Logo
10:45 a.m. - 4:51 p.m.YUL-BOS
6h 06m1 stop
Porter Airlines Logo
12:15 p.m. - 5:55 p.m.BOS-YUL
5h 40m1 stop
C$ 385Porter Airlines
Find Deal
Wed, 22 Oct - Sat, 25 Oct
Porter Airlines Logo
10:15 a.m. - 2:45 p.m.YUL-BOS
4h 30m1 stop
Porter Airlines Logo
7:05 a.m. - 1:00 p.m.BOS-YUL
5h 55m1 stop
C$ 388Porter Airlines
Find Deal
Mon, 27 Oct - Fri, 31 Oct
Air Canada Logo
6:15 p.m. - 10:39 p.m.YUL-BOS
4h 24m1 stop
Air Canada Logo
6:00 a.m. - 1:41 p.m.BOS-YUL
7h 41m1 stop
C$ 389Air Canada
Find Deal
Sat, 11 Oct - Mon, 13 Oct
Porter Airlines Logo
8:55 a.m. - 2:41 p.m.YUL-BOS
5h 46m1 stop
Porter Airlines Logo
12:15 p.m. - 6:45 p.m.BOS-YUL
6h 30m1 stop
C$ 391Porter Airlines
Find Deal
Tue, 21 Oct - Wed, 22 Oct
Porter Airlines Logo
10:15 a.m. - 2:45 p.m.YUL-BOS
4h 30m1 stop
Porter Airlines Logo
1:25 p.m. - 6:45 p.m.BOS-YUL
5h 20m1 stop
C$ 392Porter Airlines
Find Deal
Tue, 2 Dec - Sat, 6 Dec
Air Canada Logo
4:30 p.m. - 10:39 p.m.YUL-BOS
6h 09m1 stop
Air Canada Logo
6:55 p.m. - 1:50 a.m.BOS-YUL
6h 55m1 stop
C$ 393Air Canada
Find Deal
Sat, 11 Oct - Sat, 18 Oct
Multiple Airlines Logo
6:45 a.m. - 11:16 a.m.YUL-BOS
28h 31m2 stops
Multiple Airlines Logo
8:24 p.m. - 4:28 p.m.BOS-YUL
20h 04m1 stop
C$ 406Multiple Airlines
Find Deal
Mon, 27 Oct - Fri, 31 Oct
Multiple Airlines Logo
6:25 p.m. - 10:05 p.m.YUL-BOS
3h 40m1 stop
Multiple Airlines Logo
11:19 a.m. - 4:55 p.m.BOS-YUL
29h 36m2 stops
C$ 429Multiple Airlines
Find Deal
Tue, 11 Nov - Wed, 19 Nov
United Airlines Logo
4:45 p.m. - 12:45 a.m.YUL-BOS
8h 00m1 stop
United Airlines Logo
8:15 a.m. - 1:28 p.m.BOS-YUL
5h 13m1 stop
C$ 455United Airlines
Find Deal
Wed, 26 Nov - Sat, 29 Nov

Air Canada flights from Montreal to Boston

Our best Air Canada deals on Montreal to Boston flight tickets
Air Canada
11 Oct
YUL6:15 p.m.Montreal Pierre Elliott Trudeau Intl
4h 24m
1 stop
BOS10:39 p.m.Boston Logan Intl
13 Oct
BOS6:00 a.m.Boston Logan Intl
7h 41m
1 stop
YUL1:41 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 389
Find similar
Air Canada
11 Oct
YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl
6h 09m
1 stop
BOS10:39 p.m.Boston Logan Intl
18 Oct
BOS6:55 p.m.Boston Logan Intl
6h 55m
1 stop
YUL1:50 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 393
Find similar
Air Canada
12 Oct
YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl
1h 25m
BOS9:30 a.m.Boston Logan Intl
15 Oct
BOS6:00 a.m.Boston Logan Intl
1h 25m
YUL7:25 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 395
Find similar

Porter Airlines flights from Montreal to Boston

Our best Porter Airlines deals on Montreal to Boston flight tickets
Porter Airlines
11 Nov
YUL6:25 p.m.Montreal Pierre Elliott Trudeau Intl
3h 40m
1 stop
BOS10:05 p.m.Boston Logan Intl
19 Nov
BOS1:25 p.m.Boston Logan Intl
4h 20m
1 stop
YUL5:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 384
Find similar
Porter Airlines
22 Oct
YUL10:45 a.m.Montreal Pierre Elliott Trudeau Intl
6h 06m
1 stop
BOS4:51 p.m.Boston Logan Intl
25 Oct
BOS12:15 p.m.Boston Logan Intl
5h 40m
1 stop
YUL5:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 385
Find similar
Porter Airlines
27 Oct
YUL10:15 a.m.Montreal Pierre Elliott Trudeau Intl
4h 30m
1 stop
BOS2:45 p.m.Boston Logan Intl
31 Oct
BOS7:05 a.m.Boston Logan Intl
5h 55m
1 stop
YUL1:00 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 388
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Boston 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, momondo users made 96,600 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Montreal to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 11/11

6:25 p.m.-10:05 p.m.

1 stop3h 40m

Boston Logan Intl

Wed 19/11

1:25 p.m.-5:45 p.m.

1 stop4h 20m

C$ 384

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Wed 22/10

10:45 a.m.-4:51 p.m.

1 stop6h 06m

Boston Logan Intl

Sat 25/10

12:15 p.m.-5:55 p.m.

1 stop5h 40m

C$ 385

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

10:15 a.m.-2:45 p.m.

1 stop4h 30m

Boston Logan Intl

Fri 31/10

7:05 a.m.-1:00 p.m.

1 stop5h 55m

C$ 388

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sat 11/10

6:15 p.m.-10:39 p.m.

1 stop4h 24m

Boston Logan Intl

Mon 13/10

6:00 a.m.-1:41 p.m.

1 stop7h 41m

C$ 389

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 21/10

8:55 a.m.-2:41 p.m.

1 stop5h 46m

Boston Logan Intl

Wed 22/10

12:15 p.m.-6:45 p.m.

1 stop6h 30m

C$ 391

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 2/12

10:15 a.m.-2:45 p.m.

1 stop4h 30m

Boston Logan Intl

Sat 6/12

1:25 p.m.-6:45 p.m.

1 stop5h 20m

C$ 392

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sat 11/10

4:30 p.m.-10:39 p.m.

1 stop6h 09m

Boston Logan Intl

Sat 18/10

6:55 p.m.-1:50 a.m.

1 stop6h 55m

C$ 393

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

6:45 a.m.-11:16 a.m.

2 stops28h 31m

Boston Logan Intl

Fri 31/10

8:24 p.m.-4:28 p.m.

1 stop20h 04m

C$ 406

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 11/11

6:25 p.m.-10:05 p.m.

1 stop3h 40m

Boston Logan Intl

Wed 19/11

11:19 a.m.-4:55 p.m.

2 stops29h 36m

C$ 429

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

4:45 p.m.-12:45 a.m.

1 stop8h 00m

Boston Logan Intl

Sat 29/11

8:15 a.m.-1:28 p.m.

1 stop5h 13m

C$ 455

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Montreal to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Montreal and Boston?

What is the cheapest month to fly to Boston?

The cheapest month to fly to Boston from Montreal is in May. Flight prices, which tend to average around C$ 389, are often lower during this time because this is during the off-season. If you are unable to visit Boston during the month of May, then departing from Montreal during the month March is also very affordable. Most momondo users find prices during this month for around C$ 392.

What is the cheapest day to depart on your flight to Boston?

On average, the least expensive day to fly to Boston from Montreal is on a Thursday. momondo users have found tickets for Thursday departures for as low as C$ 1,217. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Montreal to Boston on a Sunday will generally be more expensive and average around C$ 1,660. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Boston?

Flying to Boston from Montreal in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 588 when looking at flights departing in the morning. Flights in the afternoon are often more expensive with an average ticket price of C$ 1,736.

What is the cheapest Montreal to Boston Logan Intl flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Boston Logan Intl for the best Montreal - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around C$ 503 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Montreal for as low as C$ 410 on momondo.

What cabin class options are available on Montreal to Boston Logan Intl flights?

There are 3 cabin classes available to choose from on Montreal to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montreal to Boston flights?

No. A direct flight is the cheapest option for a flight between Montreal to Boston.

How have Montreal to Boston flight prices changed over time?

As of September 2025, prices for Montreal to Boston flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Montreal to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to Boston (YMQ to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Boston

Best price found

C$ 384

Fastest flight time

1h 25m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Montreal in the past 72 hours is C$ 384. The best round-trip flight deal from Montreal to Boston found on momondo in the last 72 hours is C$ 552.
The fastest flight from Montreal to Boston takes 1h 25m
Direct flights go from Montreal to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
Search flight deals

  • How far is Montreal to Boston Logan Intl by plane?

    The distance between Montreal and Boston Logan Intl is about 402.1 km. Flights usually cover this in 1h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Montreal to Boston Logan Intl Airport?

    Prices for flights from Montreal to Boston Logan Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Montreal to Boston Logan Intl Airport?

  • How old do you have to be to fly from Montreal to Boston Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Montreal to Boston?

  • What is the most popular airline from Montreal to Boston?

Best airlines flying from Montreal to Boston

Compare and see reviews for airlines that fly from Montreal to Boston with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 303Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Porter AirlinesPriceFrom C$ 331Free CancellationRating
7.9
365 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 331Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

  • United Airlines Flights From Montreal to Boston

    United Airlines flight deals from Montreal to Boston start from C$ 220 round-trip. Over the 28 United Airlines flights for this route in a normal week, average airfare is usually C$ 345 round-trip - but some users have found much cheaper deals with momondo.

  • Air Canada Flights From Montreal to Boston

    The best Air Canada deal for Montreal to Boston flight tickets found on momondo in the last 72 hours was C$ 241, round-trip. It should be noted that an average Air Canada flight deal for this route in this time was higher, at C$ 344 round-trip. Air Canada operates 25 flights out of Montreal into Boston in an average week, so prices vary by time and availability. 10,000 Air Canada reviews by users on momondo have scored the airline at 7.1/10.

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Old Orchard Beach
Salem
Ogunquit
Wells
Cambridge
Everett
Needham
Newton
West Yarmouth
Saco
Middletown
Westbrook
Burlington
Sturbridge
Scarborough
Cape Neddick
Waltham
Quincy
Peabody

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Boston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montreal to Boston. momondo saves you time and could save you money on your trip.

Can I find flights from Montreal to Boston with flexible booking policies on momondo?

Yes. All flights to Boston from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to Boston?

momondo helps you find the best flight between Montreal and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Montreal to Boston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Montreal to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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