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Cheap flights from Montreal to Boston from C$ 204

YMQ — BOS
21 Oct — 28 Oct1
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

Fri 2/108:00 p.m. -
Nonstop1h 26m
Sun 4/105:50 a.m. -
Nonstop1h 25m
Deal found 18/9C$ 303
Sat 3/108:25 a.m. -
Nonstop1h 25m
Sun 4/105:50 a.m. -
Nonstop1h 25m
Deal found 19/9C$ 331
Thu 1/108:00 p.m. -
Nonstop1h 26m
Sun 4/105:50 a.m. -
Nonstop1h 25m
Deal found 16/9C$ 334
Fri 2/108:25 a.m. -
Nonstop1h 25m
Tue 6/105:50 a.m. -
Nonstop1h 25m
Deal found 17/9C$ 336
Wed 4/112:15 p.m. -
1 stop4h 55m
Sun 8/114:35 p.m. -
1 stop5h 35m
Deal found 18/9C$ 337
Thu 8/108:25 a.m. -
Nonstop1h 25m
Sun 11/105:50 a.m. -
Nonstop1h 25m
Deal found 20/9C$ 338
Wed 30/98:25 a.m. -
Nonstop1h 25m
Sun 4/105:50 a.m. -
Nonstop1h 25m
Deal found 16/9C$ 340
Wed 4/115:30 p.m. -
Nonstop1h 32m
Sun 8/115:30 a.m. -
Nonstop1h 25m
Deal found 18/9C$ 341

Find flight deals from Montreal to Boston

Round-trip from

C$ 303

One-way from

C$ 204

Popular in

February

Cheapest in

August

Average price

C$ 432

Good round-trip deal

C$ 423 or less

Good one-way deal

C$ 237 or less
Air Canada
  • Air Canada
  • 2/10-4/10
  • Nonstop
  • 2h 51m total
  • Montreal to Boston
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Air Canada
  • Air Canada
  • 1/10-31/12
  • 1 total stop
  • 4h 50m total
  • Montreal to Boston
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Highest demand for flights based on searches. 10% potential increase in price (C$ 81 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 37 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
Quickest round-trip

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

8:25 a.m.-9:50 a.m.

Nonstop1h 25m

Boston Logan Intl

Wed 31/12

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

Nonstop0h 00m

C$ 208

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 6/11

9:45 a.m.-3:52 p.m.

1 stop6h 07m

Boston Logan Intl

Wed 31/12

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

Nonstop0h 00m

C$ 221

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Mon 19/10

8:00 p.m.-9:26 p.m.

Nonstop1h 26m

Boston Logan Intl

Wed 31/12

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

Nonstop0h 00m

C$ 221

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 2/10

8:25 a.m.-9:50 a.m.

Nonstop1h 25m

Boston Logan Intl

Wed 31/12

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

Nonstop0h 00m

C$ 227

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sun 18/10

7:00 a.m.-11:50 a.m.

1 stop4h 50m

Boston Logan Intl

Wed 31/12

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

Nonstop0h 00m

C$ 227

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sun 11/10

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$ 229

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 16/10

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$ 229

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

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$ 231

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

6:00 a.m.-11:24 a.m.

1 stop5h 24m

Boston Logan Intl

Wed 31/12

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

Nonstop0h 00m

C$ 234

MontrealBoston

YUL Montreal Pierre Elliott Trudeau Intl - BOS Boston Logan Intl

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 2/10

6:00 a.m.-12:43 p.m.

1 stop6h 43m

Boston Logan Intl

Wed 31/12

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

Nonstop0h 00m

C$ 235

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/9

Showing 1-10 of 23 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$ 418). Flying from Montreal to Boston in February is currently the most expensive (average of C$ 615). 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 Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 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$ 385 and C$ 537 in October.
The cheapest round-trip price found within the last 5 days was C$ 303 on Air Canada (2 Oct-4 Oct).

How often are flights from Montreal to Boston delayed?

About 26% 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?

Saturday 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 26% 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
462 reviews
Check prices

Entertainment

6.9

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

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
462 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Entertainment

6.9

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

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
11,658 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Entertainment

6.9

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

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 8 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$ 376, Porter Airlines can have you in Boston from Montreal in 1h 28m. The distance between Montreal and Boston is about 407 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$ 248, 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$ 290 and C$ 358, respectively. Porter Airlines is currently priced 50% 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$ 220. On average you can expect to pay C$ 1,343. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Boston Logan Intl), can usually be booked for C$ 333.

  • 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$ 418). Flying from Montreal to Boston in February is currently the most expensive (average of C$ 615). 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$ 248AverageC$ 379FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 290AverageC$ 480FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 358AverageC$ 721FlexibilityNo 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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