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Cheap flights from Montreal to Boston from C$ 190

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — BOS
14 Mar — 21 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal to Boston Logan Intl are usually found in May or January, booked 44 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Montreal to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Boston
Explore the most affordable flight options available from Montreal to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 February 2026.

Mon 1/66:30 a.m.
YUL
-
BOS
1 stop4h 01m
Porter Airlines
Sat 6/64:45 p.m.
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Deal found 7/2C$ 354
Thu 5/35:45 p.m.
YUL
-
BOS
Nonstop1h 27m
Air Canada
Mon 9/33:35 p.m.
BOS
-
YUL
Nonstop1h 25m
Air Canada
Deal found 9/2C$ 356
Tue 24/28:55 a.m.
YUL
-
BOS
1 stop5h 50m
Porter Airlines
Tue 3/39:00 a.m.
BOS
-
YUL
1 stop6h 10m
Porter Airlines
Deal found 10/2C$ 358
Mon 11/510:35 a.m.
YUL
-
BOS
1 stop6h 11m
Porter Airlines
Mon 18/54:45 p.m.
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Deal found 9/2C$ 359
Thu 26/28:05 a.m.
YUL
-
BOS
Nonstop1h 27m
Air Canada
Sun 1/36:05 a.m.
BOS
-
YUL
1 stop7h 17m
Air Canada
Deal found 8/2C$ 360
Fri 27/35:45 p.m.
YUL
-
BOS
Nonstop1h 27m
Air Canada
Fri 3/46:15 a.m.
BOS
-
YUL
1 stop7h 06m
Air Canada
Deal found 10/2C$ 362
Mon 23/26:25 p.m.
YUL
-
BOS
1 stop3h 40m
Porter Airlines
Tue 3/39:00 a.m.
BOS
-
YUL
1 stop6h 10m
Porter Airlines
Deal found 10/2C$ 366
Wed 4/38:50 a.m.
YUL
-
BOS
2 stops7h 05m
Air Canada
Fri 6/36:15 a.m.
BOS
-
YUL
1 stop7h 07m
Air Canada
Deal found 11/2C$ 370

Find flight deals from Montreal to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Boston (BOS). 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 12 February 2026.

Round-trip from

C$ 356

One-way from

C$ 190

Popular in

July

Cheapest in

May

Average price

C$ 532

Good round-trip deal

C$ 436 or less

Good one-way deal

C$ 254 or less
Air Canada
  • Air Canada
  • 5/3-9/3
  • Nonstop
  • 2h 52m total
  • Montreal to Boston
Search Deals
Porter Airlines
  • Porter Airlines
  • 11/5
  • 1 total stop
  • 3h 46m total
  • Montreal to Boston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to Boston Logan Intl.
Search Deals

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 12 February 2026.
Use the filters below to find and compare flights from Montreal to Boston that are best for you.

Fly from

Montreal

Fly to

Boston

Route

Depart

Return

Price

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

8:20 a.m.-9:45 a.m.

Nonstop1h 25m

Boston Logan Intl

Mon 18/5

3:40 p.m.-5:13 p.m.

Nonstop1h 33m

C$ 356

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sat 21/3

8:05 a.m.-9:32 a.m.

Nonstop1h 27m

Boston Logan Intl

Sun 29/3

10:40 a.m.-12:01 p.m.

Nonstop1h 21m

C$ 356

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

10:35 a.m.-4:46 p.m.

1 stop6h 11m

Boston Logan Intl

Mon 18/5

4:45 p.m.-6:15 p.m.

Nonstop1h 30m

C$ 359

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 19/3

8:00 p.m.-9:27 p.m.

Nonstop1h 27m

Boston Logan Intl

Sun 22/3

9:00 a.m.-3:10 p.m.

1 stop6h 10m

C$ 371

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

8:25 a.m.-9:52 a.m.

Nonstop1h 27m

Boston Logan Intl

Fri 3/4

5:30 a.m.-6:55 a.m.

Nonstop1h 25m

C$ 373

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 5/3

5:45 p.m.-7:12 p.m.

Nonstop1h 27m

Boston Logan Intl

Wed 11/3

6:15 a.m.-11:23 a.m.

1 stop5h 08m

C$ 375

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sat 28/3

5:20 p.m.-10:37 p.m.

1 stop5h 17m

Boston Logan Intl

Sun 29/3

6:40 p.m.-8:09 p.m.

Nonstop1h 29m

C$ 375

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 19/3

8:00 p.m.-9:27 p.m.

Nonstop1h 27m

Boston Logan Intl

Sun 29/3

6:15 a.m.-1:21 p.m.

1 stop7h 06m

C$ 375

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 26/3

5:45 p.m.-7:12 p.m.

Nonstop1h 27m

Boston Logan Intl

Thu 2/4

6:15 a.m.-12:21 p.m.

1 stop6h 06m

C$ 375

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sat 21/3

10:05 a.m.-2:45 p.m.

1 stop4h 40m

Boston Logan Intl

Sun 29/3

9:00 a.m.-3:10 p.m.

1 stop6h 10m

C$ 378

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/2

Showing 1-10 of 24 results
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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
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 Boston

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

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Boston. Price data was last updated on 6 February 2026.

Booking 44 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 month to book a flight from Montreal to Boston?

Currently, April is the cheapest month in which you can book a flight from Montreal to Boston (average of C$ 224). Flying from Montreal to Boston in December is currently the most expensive (average of C$ 392). 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?

Find hourly flight availability from Montreal to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 February 2026.

It’s typically best to fly out from Montreal to Boston in the morning. Doing so could potentially save you 58% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Montreal to Boston. Price data was last updated on 7 February 2026.

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

Weekly flight availability from Montreal to Boston

Explore weekly flight availability from Montreal to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 February 2026.

The most flights from YMQ to BOS are scheduled on a Thursday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

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

How often are flights from Montreal to Boston delayed?

About 24% of weekly flights between Montreal and Boston have experienced delays in the past year, with the average delay time being 122 minutes.

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

Historically, flights departing at night 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?

Friday 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 25% of flights being delayed.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated 12 February 2026.
Read reviews from past customers who have flown Porter Airlines,United Airlines, andAir 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
7.9
Good
415 reviews
Check prices

Food

7.5

Entertainment

6.9

Comfort

7.9

Crew

8.6

Overall

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
Porter Airlines
7.9
Good
415 reviews
Porter Airlines
7.9
Good
415 reviews
Check prices

Food

7.5

Entertainment

6.9

Comfort

7.9

Crew

8.6

Overall

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
United Airlines
7.4
Good
9,279 reviews
Porter Airlines
7.9
Good
415 reviews
Check prices

Food

7.5

Entertainment

6.9

Comfort

7.9

Crew

8.6

Overall

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
Air Canada
7.1
Good
10,709 reviews
Porter Airlines
7.9
Good
415 reviews
Check prices

Food

7.5

Entertainment

6.9

Comfort

7.9

Crew

8.6

Overall

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Boston. 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 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$ 356, Air Canada can have you in Boston from Montreal in 1h 25m. 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$ 239, 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 United Airlines and Air Canada - these airlines can fly you to your destination from C$ 298 and C$ 319, respectively. Porter Airlines is currently priced 48% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Montreal to Boston one-way?

    C$ 185 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Porter Airlines and Air Canada, with prices starting from C$ 188 and C$ 203, respectively.

  • 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 (67%), TAP AIR PORTUGAL (55%) and United Airlines (51%).

  • What are the cheapest flights from Montreal to Boston?

    The cheapest flight price from Montreal to Boston is C$ 246. On average you can expect to pay C$ 655. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Boston Logan Intl), can usually be booked for C$ 324.

  • 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, April is the cheapest month in which you can book a flight from Montreal to Boston (average of C$ 224). Flying from Montreal to Boston in December is currently the most expensive (average of C$ 392). 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
Medford
Merrimack
Chelsea
Milford
Braintree
Hampton
Old Orchard Beach
Revere
Waltham
Kennebunk
Watertown
Warwick
Lawrence
Pawtucket
Seekonk
Nashua

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Montreal to Boston

Discover the top 3 airlines that operate flights from Montreal to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 239AverageC$ 453FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 298AverageC$ 445FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 319AverageC$ 495FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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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.

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

Yes, we can. To see specific flights from Montreal to Boston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Montreal to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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