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Cheap flights from Montreal to Boston from C$ 205

YMQ — BOS
27 Oct — 3 Nov1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal to Boston Logan Intl are usually found in August or May, booked 47 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Montreal to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Boston

Thu 8/108:25 a.m. -
Nonstop1h 25m
Sun 11/105:50 a.m. -
Nonstop1h 25m
Deal found 22/9C$ 318
Mon 19/1012:00 p.m. -
1 stop5h 39m
Thu 29/104:35 p.m. -
1 stop5h 35m
Deal found 22/9C$ 332
Fri 20/112:15 p.m. -
1 stop4h 55m
Mon 23/114:35 p.m. -
1 stop5h 35m
Deal found 22/9C$ 338
Thu 5/112:15 p.m. -
1 stop4h 55m
Sun 8/114:35 p.m. -
1 stop5h 35m
Deal found 22/9C$ 339
Fri 6/112:15 p.m. -
1 stop4h 55m
Mon 9/114:35 p.m. -
1 stop5h 35m
Deal found 22/9C$ 341
Thu 8/108:25 a.m. -
Nonstop1h 25m
Wed 14/105:50 a.m. -
Nonstop1h 25m
Deal found 22/9C$ 345
Mon 2/112:15 p.m. -
1 stop4h 55m
Mon 9/114:35 p.m. -
1 stop5h 35m
Deal found 21/9C$ 349
Wed 4/112:15 p.m. -
1 stop4h 55m
Sat 7/115:25 p.m. -
1 stop4h 55m
Deal found 22/9C$ 351
Sat 12/121:25 p.m. -
Nonstop1h 28m
Mon 14/122:45 p.m. -
1 stop7h 00m
Deal found 22/9C$ 352
Mon 19/1010:00 a.m. -
1 stop5h 14m
Thu 29/108:00 a.m. -
1 stop7h 05m
Deal found 22/9C$ 414
Fri 6/1111:00 a.m. -
1 stop4h 52m
Fri 13/118:00 a.m. -
1 stop7h 05m
Deal found 22/9C$ 417
Thu 5/113:45 p.m. -
1 stop5h 47m
Sun 8/118:00 a.m. -
1 stop7h 05m
Deal found 22/9C$ 421

Find flight deals from Montreal to Boston

Round-trip from

C$ 318

One-way from

C$ 205

Popular in

February

Cheapest in

August

Average price

C$ 437

Good round-trip deal

C$ 428 or less

Good one-way deal

C$ 240 or less
Air Canada
  • Air Canada
  • 8/10-11/10
  • Nonstop
  • 2h 50m total
  • Montreal to Boston
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Air Canada
  • Air Canada
  • 14/10-31/12
  • Nonstop
  • 1h 25m total
  • Montreal to Boston
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Highest demand for flights based on searches. 11% potential increase in price (C$ 91 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 39 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Montreal (YMQ) to Boston Logan Intl.
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Price to beat on a one-way flight from Montreal (YMQ) to Boston Logan Intl.
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Cheapflights Fare Finder

 
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

Cheapest round-trip

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 20/11

2:15 p.m.-7:10 p.m.

1 stop4h 55m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 214

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

2:15 p.m.-7:10 p.m.

1 stop4h 55m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 214

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 6/11

7:00 a.m.-12:26 p.m.

1 stop5h 26m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 236

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 13/11

3:00 p.m.-9:59 p.m.

1 stop6h 59m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 236

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

2:20 p.m.-7:06 p.m.

1 stop4h 46m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 243

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

6:00 a.m.-9:44 a.m.

1 stop3h 44m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 256

MontrealBoston

YHU MET - Montreal Metropolitan - BOS Boston Logan Intl

YHUBOS

MET - Montreal Metropolitan

Sat 24/10

12:00 p.m.-4:44 p.m.

1 stop4h 44m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 271

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 17/11

6:00 a.m.-11:13 p.m.

2 stops17h 13m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 345

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

9:30 a.m.-6:28 p.m.

1 stop8h 58m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 362

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 2/10

9:45 a.m.-12:54 a.m.

1 stop15h 09m

Boston Logan Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 363

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/9

Showing 1-10 of 41 resultsSorted by cheapest first
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Best time to book a flight from Montreal to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Montreal with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Montreal to Boston

What is the cheapest month to book a flight from Montreal to Boston?

Currently, August is the cheapest month in which you can book a flight from Montreal to Boston (average of C$ 423). Flying from Montreal to Boston in February is currently the most expensive (average of C$ 622). 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.

What is the cheapest time of day to fly from YMQ to BOS?

It’s typically best to fly out from Montreal to Boston in the evening. Doing so could potentially save you 73% on the flight price compared to flying at noon, which is usually more expensive.

Weekly flight availability from Montreal to Boston

The most flights from YMQ to BOS are scheduled on a Friday (12 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Montreal to Boston?

Airfare is below average for this route at the moment.
Montreal to Boston flights typically cost between C$ 392 and C$ 615 in October.
The cheapest round-trip price found within the last 5 days was C$ 318 on Air Canada (8 Oct-11 Oct).

How often are flights from Montreal to Boston delayed?

About 27% of weekly flights between Montreal and Boston have experienced delays in the past year, with the average delay time being 117 minutes.

What is the most punctual flight time for Montreal to Boston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Montreal to Boston flights?

Over the past year, Air Canada has had the lowest number of delays on this route, with just 27% of flights being delayed.

How far ahead should I book a flight from Montreal to Boston?

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from Montreal to Boston?

Travelers seeking maximum savings on their Montreal to Boston flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Boston

Read reviews from past customers who have flown Porter Airlines and Air Canada from Montreal to Boston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
463 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Entertainment

6.9

Crew

8.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very good
463 reviews
Porter Airlines
8.0
Very good
463 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Entertainment

6.9

Crew

8.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Canada
7.1
Good
11,686 reviews
Porter Airlines
8.0
Very good
463 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Entertainment

6.9

Crew

8.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

  • What airport do you fly into for flights to Boston from Montreal?

    Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Montreal to Boston. You should not have trouble finding flights to Logan Intl from Montreal; the airport handles an average of 9 inbound flights from Montreal per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Boston airport from Montreal. It is only a 4.2 km journey from Logan Intl (BOS) to Boston’s city centre.

  • How long is the flight from Montreal to Boston?

    For as low as C$ 414, United Airlines can have you in Boston from Montreal in 5h 14m. The distance between Montreal and Boston is about 399 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Montreal to Boston round-trip?

    Currently priced at C$ 251, Porter Airlines will fly you from Montreal to Boston and back. In addition to Porter Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and United Airlines - these airlines can fly you to your destination from C$ 293 and C$ 362, respectively. Porter Airlines is currently priced 49% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Montreal to Boston?

    The top 3 most reliable airlines when flying from Montreal to Boston are Brussels Airlines (44%), Emirates (43%) and United Airlines (43%).

  • What are the cheapest flights from Montreal to Boston?

    The cheapest flight price from Montreal to Boston is C$ 223. On average you can expect to pay C$ 1,358. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Boston Logan Intl), can usually be booked for C$ 378.

  • Can I find deals for flights from Montreal to Boston that include hotel bookings?

    Yes. In addition to deals on Montreal to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Boston.

  • Can I find deals for business class flights from Montreal to Boston?

    Yes. Cheapflights offers flight deals from Montreal to Boston 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 Boston?

    Currently, August is the cheapest month in which you can book a flight from Montreal to Boston (average of C$ 423). Flying from Montreal to Boston in February is currently the most expensive (average of C$ 622). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Old Orchard Beach
Cape Elizabeth
Hampton
Merrimack
Ogunquit
Saugus
Braintree
Milford
Revere
Waltham
Watertown
Warwick
Lawrence
Pawtucket
Seekonk
Foxborough
Nashua
Kittery

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Montreal to Boston

AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 251AverageC$ 383FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 293AverageC$ 488FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 362AverageC$ 729FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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How does Cheapflights help users find flights from Montreal to Boston?

When you search for this flight from Montreal to Boston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Montreal to Boston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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