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Cheap flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport from £139

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 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YUL
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl are usually found in February or March, booked 13 days in advance, depart on a Monday or Friday and return on a Tuesday

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Cheapest flights from Boston to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Boston to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.

Sun 7/1206:15BOS - YUL
1 stop5h 08mMultiple Airlines
Sun 14/1206:45YUL - BOS
3 stops27h 18mMultiple Airlines
Deal found 23/10£262
Sat 22/1105:29BOS - YUL
1 stop6h 30mDelta
Sun 23/1106:00YUL - BOS
1 stop5h 55mDelta
Deal found 23/10£310
Sat 22/1105:29BOS - YUL
1 stop6h 30mDelta
Mon 24/1106:00YUL - BOS
2 stops10h 23mDelta
Deal found 23/10£322
Mon 8/1206:00BOS - YUL
2 stops9h 55mDelta
Wed 10/1206:00YUL - BOS
2 stops10h 11mDelta
Deal found 23/10£327
Thu 20/1113:00BOS - YUL
1 stop5h 40mDelta
Sun 23/1106:00YUL - BOS
1 stop5h 55mDelta
Deal found 22/10£331
Tue 25/1109:00BOS - YUL
1 stop4h 28mMultiple Airlines
Tue 25/1117:45YUL - BOS
Nonstop1h 27mMultiple Airlines
Deal found 22/10£337
Thu 20/1112:00BOS - YUL
2 stops11h 26mDelta
Mon 24/1106:00YUL - BOS
2 stops10h 23mDelta
Deal found 23/10£348
Wed 10/1213:00BOS - YUL
2 stops10h 32mDelta
Sun 14/1214:37YUL - BOS
1 stop6h 43mDelta
Deal found 23/10£355
Thu 13/1111:00BOS - YUL
2 stops12h 26mDelta
Sun 16/1106:00YUL - BOS
1 stop5h 55mDelta
Deal found 23/10£364

Cheap flight deals from Boston to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Pierre Elliott Trudeau Intl (YUL). 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 24 October 2025.

Round-trip from

£262

One-way from

£139

Popular in

October

Cheapest in

February

Average price

£319

Good round-trip deal

£156 or less
7/12-14/12
  • 7/12-14/12
  • 4 total stops
  • 32h 26m total
  • Boston to Montreal
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United Airlines
  • United Airlines
  • 20/2
  • 2 total stops
  • 19h 05m total
  • Boston to Montreal
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£22 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Boston to Pierre Elliott Trudeau Intl 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 858,174 searches. Data last updated 24 October 2025.
Use the filters below to find and compare flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Boston

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 15/1

06:00-14:00

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

08:05-09:32

Nonstop1h 27m

£304

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 15/1

06:00-14:00

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 19/1

08:05-09:32

Nonstop1h 27m

£304

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 20/2

18:23-15:16

2 stops20h 53m

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

19:00-14:29

2 stops19h 29m

£310

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 3/12

06:00-15:55

2 stops9h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

14:37-19:30

1 stop4h 53m

£322

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 22/11

07:00-13:39

1 stop6h 39m

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

06:00-17:56

2 stops11h 56m

£322

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 15/1

12:45-07:45

2 stops19h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

06:00-17:19

1 stop11h 19m

£326

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 8/12

06:00-15:55

2 stops9h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 10/12

06:00-16:11

2 stops10h 11m

£327

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 20/11

13:00-18:40

1 stop5h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 23/11

06:00-11:55

1 stop5h 55m

£331

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 6/12

13:25-18:45

1 stop5h 20m

Montreal Pierre Elliott Trudeau Intl

Sat 13/12

13:40-18:05

1 stop4h 25m

£337

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 8/4

06:00-20:18

2 stops14h 18m

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

09:25-12:47

1 stop27h 22m

£342

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 20 results
1
2

Best time to book a flight from Boston to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Boston with our price prediction graph.
Estimated return 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 Boston to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a return flight from Boston to Pierre Elliott Trudeau Intl. Price data was last updated on 17 October 2025.

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport. 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 Boston to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport (average of £68). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of £217). 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 BOS to YUL?

Find hourly flight availability from Boston to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 October 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport as you normally would.

How much does it cost for a return flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport?

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. 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 Pierre Elliott Trudeau Intl. Reviews last updated 24 October 2025.
Read reviews from past customers who have flown with Air Canada from Boston to Montreal Pierre Elliott Trudeau Intl Airport. 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.
Air Canada
7.1
Good
10,350 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Crew

7.8

Food

6.3

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,350 reviews
Air Canada
7.1
Good
10,350 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Crew

7.8

Food

6.3

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Boston to Pierre Elliott Trudeau Intl. 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 from for flights from Boston to Montreal Pierre Elliott Trudeau Intl?

    For a flight from Boston to Montreal Pierre Elliott Trudeau Intl, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city. Logan Intl is the only Boston airport and it handles 6 outbound flights to Montreal Pierre Elliott Trudeau Intl per day. 1 airline has flights to Montreal Pierre Elliott Trudeau Intl from Boston Logan Intl on a regular basis.

  • How long is the flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport?

    For as low as £322, United Airlines can have you in Montreal Pierre Elliott Trudeau Intl Airport from Boston in 9h 55m. Boston and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 253 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Boston to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Air Canada, at £199, was found to be the cheapest airline from Boston to Montreal Pierre Elliott Trudeau Intl Airport.. Air Canada is 29% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Boston to Montreal Pierre Elliott Trudeau Intl Airport?

    The top 3 most reliable airlines when flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport are Jazz (73%), Emirates (67%) and United Airlines (65%).

  • What are the cheapest flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport?

    The cheapest flight price from Boston to Montreal Pierre Elliott Trudeau Intl Airport is £156. On average you can expect to pay £281. The most popular route, (Boston Logan Intl - Montreal Pierre Elliott Trudeau Intl), can usually be booked for £234.

  • Can I find deals for flights from Boston to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Boston to Pierre Elliott Trudeau Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Boston to Pierre Elliott Trudeau Intl?

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

  • Can I find deals for business class flights from Boston to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Boston to Pierre Elliott Trudeau Intl 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 Boston to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport (average of £68). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of £217). 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 Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Cornwall
Laval
Dorval

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Boston to Pierre Elliott Trudeau Intl

Discover the top airline that operate flights from Boston to Pierre Elliott Trudeau Intl. 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 858,174 searches. Data last updated 24 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£199Average£368FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Boston to Pierre Elliott Trudeau Intl?

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Why should you use Cheapflights to find cheap flight tickets from Boston to Pierre Elliott Trudeau Intl?

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Can Cheapflights find flights from Boston to Pierre Elliott Trudeau Intl with no change fees?

Need flexible booking options for your flight to Pierre Elliott Trudeau Intl from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from Boston today and book when prices fit your budget.

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