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Pierre Elliott Trudeau Intl

$98+ Cheap flights from Boston (BOS) to Pierre Elliott Trudeau Intl (YUL)

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YUL
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Find cheap flights from Boston to Pierre Elliott Trudeau Intl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl are usually found in March or February, booked 56 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Boston to Pierre Elliott Trudeau Intl

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 February 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:15 am
BOS
-
YUL
1 stop5h 05m
Porter Airlines
Wed 5/206:30 am
YUL
-
BOS
1 stop4h 01m
Porter Airlines
Deal found 2/9$275
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:50 am
BOS
-
YUL
1 stop4h 40m
Porter Airlines
Fri 2/276:25 pm
YUL
-
BOS
1 stop3h 40m
Porter Airlines
Deal found 2/10$276
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:15 am
BOS
-
YUL
1 stop5h 05m
Porter Airlines
Mon 5/187:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 2/9$277
This Booking.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:15 am
BOS
-
YUL
1 stop6h 07m
Air Canada
Mon 3/28:00 pm
YUL
-
BOS
Nonstop1h 27m
Air Canada
Deal found 2/10$278
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:20 am
BOS
-
YUL
1 stop4h 55m
Porter Airlines
Sat 4/118:55 am
YUL
-
BOS
1 stop3h 45m
Porter Airlines
Deal found 2/9$279
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/174:45 pm
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Mon 5/187:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 2/9$280
This Gotogate deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/164:45 pm
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Mon 5/187:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 2/9$281
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:50 am
BOS
-
YUL
1 stop4h 40m
Porter Airlines
Mon 3/23:50 pm
YUL
-
BOS
1 stop5h 20m
Porter Airlines
Deal found 2/10$282
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:45 am
BOS
-
YUL
Nonstop1h 30m
Air Canada
Fri 7/174:40 pm
YUL
-
BOS
Nonstop1h 27m
Air Canada
Deal found 2/10$283
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:15 am
BOS
-
YUL
1 stop7h 00m
Porter Airlines
Wed 5/207:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 2/9$284
This Trip.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:30 am
BOS
-
YUL
Nonstop1h 25m
Multiple Airlines
Mon 3/23:50 pm
YUL
-
BOS
1 stop5h 20m
Multiple Airlines
Deal found 2/11$285
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:05 am
BOS
-
YUL
1 stop5h 55m
Porter Airlines
Sat 4/118:55 am
YUL
-
BOS
1 stop3h 45m
Porter Airlines
Deal found 2/9$286

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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$275
(Kiwi.com)

One-way from

$98
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$351

Good round-trip deal

$491 or less

Good one-way deal

$223 or less
Provider with most accurate pricing for Boston Logan Intl-Montreal Pierre Elliott Trudeau Intl flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Montreal Pierre Elliott Trudeau Intl flights.
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From Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl
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One-way flight from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl
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Highest demand for flights based on searches. 12% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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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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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

 
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 2,558,603 searches. Data last updated February 12, 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

Boston

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 3/16

11:50 am-4:30 pm

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 3/21

10:05 am-2:45 pm

1 stop4h 40m

$286

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sun 3/22

6:40 pm-8:05 pm

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

1:25 pm-2:52 pm

Nonstop1h 27m

$318

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 5/16

4:45 pm-6:15 pm

Nonstop1h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 5/22

7:20 pm-8:55 pm

Nonstop1h 35m

$318

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 3/18

6:40 pm-8:05 pm

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 3/19

5:45 pm-7:12 pm

Nonstop1h 27m

$318

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 5/29

4:45 pm-6:15 pm

Nonstop1h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 5/31

7:20 pm-8:55 pm

Nonstop1h 35m

$318

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sun 5/17

4:45 pm-6:15 pm

Nonstop1h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 5/22

7:20 pm-8:55 pm

Nonstop1h 35m

$318

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Tue 5/12

5:30 pm-10:10 pm

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 5/22

7:20 pm-8:55 pm

Nonstop1h 35m

$328

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 5/11

7:15 am-12:20 pm

1 stop5h 05m

Montreal Pierre Elliott Trudeau Intl

Fri 5/22

7:20 pm-8:55 pm

Nonstop1h 35m

$328

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 5/11

7:15 am-12:20 pm

1 stop5h 05m

Montreal Pierre Elliott Trudeau Intl

Mon 5/18

6:30 am-10:31 am

1 stop4h 01m

$328

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 5/11

11:15 am-5:15 pm

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 5/21

6:30 am-10:31 am

1 stop4h 01m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Boston to Pierre Elliott Trudeau Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Pierre Elliott Trudeau Intl in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Montreal Pierre Elliott Trudeau Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Montreal Pierre Elliott Trudeau Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Montreal Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 February 6, 2026.

Booking 56 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 $91). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of $308). 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 February 12, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 40% on flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport by exploring options for tickets at noon.

The best insider tips for Boston to Montreal Pierre Elliott Trudeau Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Montreal Pierre Elliott Trudeau Intl Airport trip
Our travel experts
John Walton

John Walton

Expert on YUL

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more

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 February 12, 2026.
See what other customers who have flown with Porter Airlines, United Airlines, and Air Canada from Boston to Montreal Pierre Elliott Trudeau Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
415 reviews

Boarding

8.2

Entertainment

6.9

Comfort

7.9

Crew

8.6

Overall

7.9

Food

7.5

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

Boarding

8.2

Entertainment

6.9

Comfort

7.9

Crew

8.6

Overall

7.9

Food

7.5

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

Boarding

8.2

Entertainment

6.9

Comfort

7.9

Crew

8.6

Overall

7.9

Food

7.5

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

Boarding

8.2

Entertainment

6.9

Comfort

7.9

Crew

8.6

Overall

7.9

Food

7.5

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 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?

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Montreal Pierre Elliott Trudeau Intl. You should not have trouble finding flights to Montreal Pierre Elliott Trudeau Intl from Logan Intl; the airport handles an average of 6 outbound flights to Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Boston airport to Montreal Pierre Elliott Trudeau Intl. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

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

    There are many flights that can get you from Boston to Montreal Pierre Elliott Trudeau Intl Airport in 1h 25m. Fly via Porter Airlines or Air Canada to get the fastest option. There are 253 mi between Boston and Montreal Pierre Elliott Trudeau Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, United Airlines ($149), Air Canada ($150), and Porter Airlines ($240) offers the cheapest pricing from Boston to Montreal Pierre Elliott Trudeau Intl Airport. United Airlines is priced at 63% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Boston to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    The cheapest airlines for a one-way flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport are Air Canada ($123), United Airlines ($128), and Porter Airlines ($149).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Montreal Pierre Elliott Trudeau Intl Airport on time: Air Canada (64%), Jazz (64%), United Airlines (64%).

  • 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 $151. On average you can expect to pay $1,190. The most popular route, (Boston Logan Intl - Montreal Pierre Elliott Trudeau Intl), can usually be booked for $252.

  • 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 $91). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of $308). 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

Traveling 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
Longueuil
Brossard
Dorval

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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
New Bedford to Pierre Elliott Trudeau Intl flights
Provincetown to Pierre Elliott Trudeau Intl flights

Top 3 airlines flying from Boston to Pierre Elliott Trudeau Intl

Discover the top 3 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 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$149Average$388FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$150Average$400FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$240Average$319FlexibilityNo cancel feeOn-time52%

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