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Cheap flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport from £79

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 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YUL
11 Aug — 18 Aug1
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 June or July, booked 80 days in advance, depart on a Monday or Friday and return on a Monday

Cheap flight deals from Boston to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

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 12 July 2026.

Sat 15/816:45
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Tue 18/819:20
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 11/7£165
Sun 23/810:40
BOS
-
YUL
Nonstop1h 23m
Air Canada
Sun 30/808:20
YUL
-
BOS
Nonstop1h 25m
Air Canada
Deal found 10/7£166
Sat 15/818:50
BOS
-
YUL
Nonstop1h 36m
Air Canada
Tue 18/813:00
YUL
-
BOS
1 stop5h 57m
Air Canada
Deal found 11/7£168
Sun 23/816:45
BOS
-
YUL
Nonstop1h 30m
Multiple Airlines
Sun 30/808:45
YUL
-
BOS
1 stop5h 17m
Multiple Airlines
Deal found 9/7£170
Tue 28/708:00
BOS
-
YUL
1 stop5h 09m
Multiple Airlines
Tue 28/716:10
YUL
-
BOS
1 stop6h 28m
Multiple Airlines
Deal found 7/7£192
Thu 20/816:45
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Fri 21/819:20
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 9/7£197
Wed 23/905:45
BOS
-
YUL
1 stop8h 55m
Multiple Airlines
Wed 23/916:40
YUL
-
BOS
Nonstop1h 27m
Multiple Airlines
Deal found 8/7£198

Find 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 12 July 2026.

Round-trip from

£165

One-way from

£79

Popular in

November

Cheapest in

June

Average price

£274

Good one-way deal

£73 or less
Porter Airlines
  • Porter Airlines
  • 15/8-18/8
  • Nonstop
  • 3h 05m total
  • Boston to Montreal
Search Deals
Porter Airlines
  • Porter Airlines
  • 25/8
  • Nonstop
  • 1h 30m total
  • Boston to Montreal
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£27 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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Price to beat on a one-way 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 12 July 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 20/8

16:45-18:15

Nonstop1h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 21/8

19:20-20:55

Nonstop1h 35m

£197

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 12/9

11:10-18:10

1 stop7h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

12:00-16:46

1 stop4h 46m

£219

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 19/9

06:00-16:10

1 stop10h 10m

Montreal Pierre Elliott Trudeau Intl

Sat 3/10

16:40-18:07

Nonstop1h 27m

£229

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Tue 4/8

12:00-23:30

2 stops11h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 11/8

09:30-15:29

1 stop5h 59m

£340

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 24/8

13:00-18:54

1 stop5h 54m

Montreal Pierre Elliott Trudeau Intl

Fri 28/8

06:00-17:34

2 stops11h 34m

£340

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Tue 4/8

12:00-23:30

2 stops11h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 8/8

14:29-20:41

1 stop6h 12m

£389
Fastest return journey

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 6/8

05:45-07:15

Nonstop1h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 9/8

08:20-09:45

Nonstop1h 25m

£395

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 21/8

12:00-23:30

2 stops11h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

09:30-13:21

1 stop3h 51m

£404

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 31/10

06:00-16:16

2 stops10h 16m

Montreal Pierre Elliott Trudeau Intl

Tue 3/11

06:00-16:23

2 stops10h 23m

£445

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 15/8

11:00-23:30

2 stops12h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

09:30-16:33

1 stop7h 03m

£448

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Showing 1-10 of 21 resultsSorted by cheapest first
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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?

Booking 79 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, June is the cheapest month in which you can book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport (average of £254). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of £370). 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 12 July 2026.

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?

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 10 outbound flights to Montreal Pierre Elliott Trudeau Intl per day. 0 airlines have 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 £277, United Airlines can have you in Montreal Pierre Elliott Trudeau Intl Airport from Boston in 4h 28m. 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 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 Emirates (76%), United Airlines (75%) and Brussels Airlines (69%).

  • 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 £71. On average you can expect to pay £82. The most popular route, (Boston Logan Intl - Montreal Pierre Elliott Trudeau Intl), can usually be booked for £169.

  • 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, June is the cheapest month in which you can book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport (average of £254). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of £370). 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

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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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