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Cheap flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport from C$ 217

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YUL
26 Nov — 3 Dec1
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 Tuesday or Sunday and return on a Friday

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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 27 October 2025.

Fri 5/127:00 a.m.BOS - YUL
1 stop6h 00mPorter Airlines
Sun 7/128:55 a.m.YUL - BOS
1 stop3h 45mPorter Airlines
Deal found 25/10C$ 449
Thu 4/127:00 a.m.BOS - YUL
1 stop6h 00mPorter Airlines
Sun 7/128:55 a.m.YUL - BOS
1 stop3h 45mPorter Airlines
Deal found 25/10C$ 451
Fri 5/128:11 p.m.BOS - YUL
2 stops23h 33mMultiple Airlines
Sun 7/126:25 p.m.YUL - BOS
1 stop3h 40mMultiple Airlines
Deal found 27/10C$ 455
Tue 9/127:00 a.m.BOS - YUL
1 stop6h 00mPorter Airlines
Wed 10/128:55 a.m.YUL - BOS
1 stop3h 45mPorter Airlines
Deal found 25/10C$ 459
Thu 4/127:00 a.m.BOS - YUL
1 stop6h 00mPorter Airlines
Mon 8/126:25 p.m.YUL - BOS
1 stop3h 40mPorter Airlines
Deal found 26/10C$ 462
Sat 6/121:25 p.m.BOS - YUL
1 stop5h 20mPorter Airlines
Fri 12/1210:15 a.m.YUL - BOS
1 stop4h 40mPorter Airlines
Deal found 25/10C$ 463
Fri 5/127:00 a.m.BOS - YUL
1 stop6h 00mPorter Airlines
Mon 8/126:25 p.m.YUL - BOS
1 stop3h 40mPorter Airlines
Deal found 26/10C$ 465
Mon 15/128:11 p.m.BOS - YUL
2 stops23h 33mMultiple Airlines
Wed 24/124:35 p.m.YUL - BOS
1 stop17h 17mMultiple Airlines
Deal found 25/10C$ 469
Thu 4/125:30 a.m.BOS - YUL
Nonstop1h 25mMultiple Airlines
Sun 7/128:55 a.m.YUL - BOS
1 stop6h 00mMultiple Airlines
Deal found 26/10C$ 470

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 27 October 2025.

Round-trip from

C$ 449

One-way from

C$ 217

Popular in

November

Cheapest in

February

Average price

C$ 596

Good round-trip deal

C$ 1,068 or less

Good one-way deal

C$ 235 or less
Porter Airlines
  • Porter Airlines
  • 5/12-7/12
  • 2 total stops
  • 9h 45m total
  • Boston to Montreal
Search Deals
12/11
  • 12/11
  • 2 total stops
  • 34h 39m total
  • Boston to Montreal
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl.
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 27 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 4/12

1:00 p.m.-8:44 p.m.

2 stops7h 44m

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

10:15 a.m.-2:55 p.m.

1 stop4h 40m

C$ 486

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 16/1

6:00 a.m.-2:00 p.m.

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

6:15 p.m.-7:42 p.m.

Nonstop1h 27m

C$ 568

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 16/1

6:00 a.m.-2:00 p.m.

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 19/1

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

Nonstop1h 27m

C$ 568

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 13/2

4:15 p.m.-9:42 p.m.

1 stop5h 27m

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

2:13 p.m.-7:08 p.m.

1 stop4h 55m

C$ 582

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 4/12

12:00 p.m.-6:54 p.m.

1 stop6h 54m

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

6:00 a.m.-4:03 p.m.

1 stop10h 03m

C$ 582

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 8/12

12:00 p.m.-6:54 p.m.

1 stop6h 54m

Montreal Pierre Elliott Trudeau Intl

Thu 11/12

12:50 p.m.-8:00 p.m.

1 stop7h 10m

C$ 589

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 5/2

6:00 a.m.-3:57 p.m.

2 stops9h 57m

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

6:00 a.m.-12:19 p.m.

1 stop6h 19m

C$ 603

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 14/2

6:05 p.m.-11:12 p.m.

1 stop5h 07m

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

12:45 p.m.-10:33 p.m.

2 stops9h 48m

C$ 603

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Tue 9/12

12:00 p.m.-11:32 p.m.

2 stops11h 32m

Montreal Pierre Elliott Trudeau Intl

Fri 12/12

2:37 p.m.-9:20 p.m.

1 stop6h 43m

C$ 603

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 1/1

6:01 a.m.-3:57 p.m.

1 stop9h 56m

Montreal Pierre Elliott Trudeau Intl

Mon 5/1

10:25 a.m.-12:45 a.m.

2 stops14h 20m

C$ 610

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 21 results
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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 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 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 round-trip flight from Boston to Pierre Elliott Trudeau Intl. Price data was last updated on 24 October 2025.

To ensure you get the cheapest price possible for a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport, you should look to book at least 13 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 C$ 127). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of C$ 409). 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 27 October 2025.

It’s optimal to fly from Boston to Montreal Pierre Elliott Trudeau Intl Airport at noon. By choosing this option you can save up to 69% on the cost of your flight, compared to a flight in the evening.

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 27 October 2025.
Read reviews from past customers who have flown Porter Airlines and 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.
Porter Airlines
8.0
Very good
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,367 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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?

    If you book a flight to Montreal Pierre Elliott Trudeau Intl from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 4.2 km from the centre of Boston. There are 8 flights from Logan Intl to Montreal Pierre Elliott Trudeau Intl per day from 2 different airlines.

  • What are the cheapest airlines flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Air Canada, at C$ 266, was found to be the cheapest airline from Boston to Montreal Pierre Elliott Trudeau Intl Airport. An alternate airline flying to your destination would be Porter Airlines. Air Canada is currently priced 49% below the average price you’ll pay for this route.

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

    Before booking your flight to Montreal Pierre Elliott Trudeau Intl Airport from Boston, check out the most reliable airlines to get you to your destination on time: Jazz (73%), Emirates (67%), United Airlines( 65%).

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

    On average you can expect to pay C$ 676 for a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport. The cheapest flight overall is C$ 206 while the most popular route, (Boston Logan Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 444.

  • 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 vacation 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 C$ 127). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of C$ 409). 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
Laval
Dorval
Cornwall
Sherbrooke
Brossard
Longueuil
Montebello
Trois-Rivières
Drummondville
Saint-Jean-sur-Richelieu
Boucherville
Bromont
North Hatley
Louiseville

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Alternative routes for Boston to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Pierre Elliott Trudeau Intl flights
Albany to Pierre Elliott Trudeau Intl flights
Provincetown to Pierre Elliott Trudeau Intl flights
New Bedford to Pierre Elliott Trudeau Intl flights

Top 2 airlines flying from Boston to Pierre Elliott Trudeau Intl

Discover the top 2 airlines 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 629,999 searches. Data last updated 27 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 266AverageC$ 646FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 370AverageC$ 568FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

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

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Not ready to book yet? You can track prices for flights from Boston to Pierre Elliott Trudeau Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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