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Pierre Elliott Trudeau Intl

$125+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YUL
ene. 7 — ene. 141
mié. 1/7
mié. 1/14
1 adult, Economy
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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 February or March, booked 18 days in advance, depart on a Thursday or Sunday and return on a Friday

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 diciembre 8, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
mié. 12/3110:20 amBOS - YUL
1 stop5h 00mPorter Airlines
mar. 1/64:00 pmYUL - BOS
1 stop4h 30mPorter Airlines
Deal found 12/7$334
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
dom. 12/287:00 amBOS - YUL
1 stop6h 00mPorter Airlines
lun. 1/56:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/7$357
This Kiwi.com deal was found by Cheapflights users on 12/5. 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.
mié. 12/3110:20 amBOS - YUL
1 stop5h 00mPorter Airlines
sáb. 1/1010:15 amYUL - BOS
1 stop4h 30mPorter Airlines
Deal found 12/5$359
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
mié. 12/3110:20 amBOS - YUL
1 stop5h 00mPorter Airlines
lun. 1/56:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/7$360
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
lun. 12/2910:20 amBOS - YUL
1 stop5h 00mPorter Airlines
lun. 1/56:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/7$367
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
mar. 12/307:00 amBOS - YUL
1 stop6h 00mPorter Airlines
lun. 1/56:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/7$369
This Kiwi.com deal was found by Cheapflights users on 12/6. 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.
lun. 12/297:00 amBOS - YUL
1 stop6h 00mPorter Airlines
mié. 12/3110:15 amYUL - BOS
1 stop4h 40mPorter Airlines
Deal found 12/6$372
This Kiwi.com deal was found by Cheapflights users on 12/6. 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.
sáb. 12/277:00 amBOS - YUL
1 stop8h 20mPorter Airlines
mar. 12/306:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/6$378
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
dom. 12/287:00 amBOS - YUL
1 stop6h 00mPorter Airlines
vie. 1/26:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/7$380
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
mar. 12/301:25 pmBOS - YUL
1 stop4h 20mPorter Airlines
vie. 1/26:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/7$381
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
mié. 12/3110:20 amBOS - YUL
1 stop5h 00mPorter Airlines
vie. 1/26:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/7$383
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
lun. 12/291:25 pmBOS - YUL
1 stop4h 20mPorter Airlines
vie. 1/26:25 pmYUL - BOS
1 stop3h 40mPorter Airlines
Deal found 12/7$390

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 diciembre 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$322
(Kiwi.com)

One-way from

$125
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$444

Good round-trip deal

$493 or less

Good one-way deal

$203 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. 14% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in December 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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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 diciembre 8, 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

dom. 2/1

11:50 am-5:45 pm

1 stop5h 55m

Montreal Pierre Elliott Trudeau Intl

jue. 2/5

10:45 am-2:45 pm

1 stop4h 00m

$339

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

vie. 3/20

10:20 am-3:15 pm

1 stop4h 55m

Montreal Pierre Elliott Trudeau Intl

sáb. 3/28

10:15 am-2:45 pm

1 stop4h 30m

$374

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

dom. 2/1

11:50 am-5:45 pm

1 stop5h 55m

Montreal Pierre Elliott Trudeau Intl

mié. 2/4

4:00 pm-8:30 pm

1 stop4h 30m

$374

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

mar. 3/24

11:50 am-4:30 pm

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

mié. 4/1

8:55 am-12:40 pm

1 stop3h 45m

$390

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

dom. 2/1

5:30 am-6:55 am

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

mié. 2/4

6:15 pm-7:42 pm

Nonstop1h 27m

$396

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

jue. 1/15

9:00 am-3:15 pm

1 stop6h 15m

Montreal Pierre Elliott Trudeau Intl

mar. 1/20

6:45 am-2:38 pm

3 stops31h 53m

$398

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

vie. 2/13

10:20 am-3:15 pm

1 stop4h 55m

Montreal Pierre Elliott Trudeau Intl

dom. 2/15

6:25 pm-10:05 pm

1 stop3h 40m

$402

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

jue. 1/8

6:00 am-2:00 pm

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

dom. 1/11

7:00 am-1:13 pm

1 stop6h 13m

$415

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

sáb. 4/11

11:17 am-4:10 pm

1 stop4h 53m

Montreal Pierre Elliott Trudeau Intl

sáb. 4/18

11:23 am-3:25 pm

1 stop4h 02m

$421

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

sáb. 3/14

8:52 am-1:28 pm

1 stop4h 36m

Montreal Pierre Elliott Trudeau Intl

jue. 3/19

7:00 am-11:10 am

1 stop4h 10m

$421

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 23 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 5, 2025.

Booking 18 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 diciembre 8, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 35% on flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport by exploring options for tickets at noon.

What is the cheapest day to fly from Boston to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Boston to Pierre Elliott Trudeau Intl. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their Boston to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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
Airports
BOS

Use the FlyLogan App to pre-order food and save time at BOS. Most eateries participate, offering a convenient pick-up option.

Read more about BOSby Paul Rubio
YUL

Take the Line 747 bus from YUL to downtown Montreal. It runs every 10-15 minutes and is the cheapest option.

Read more about YULby John Walton
Our travel experts
John Walton

John Walton

Expert on YUL

John Walton

John Walton

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

Paul Rubio

Paul Rubio

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 diciembre 8, 2025.
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
8.0
Very good
397 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
397 reviews
Porter Airlines
8.0
Very good
397 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,078 reviews
Porter Airlines
8.0
Very good
397 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,512 reviews
Porter Airlines
8.0
Very good
397 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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 8 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 5h 55m. Fly via Porter Airlines to get the fastest option. There are 253 mi between Boston and Montreal Pierre Elliott Trudeau Intl Airport.

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

    According to our current data, United Airlines ($144), Air Canada ($146), and Porter Airlines ($240) offers the cheapest pricing from Boston to Montreal Pierre Elliott Trudeau Intl Airport. United Airlines is priced at 62% 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 ($123), 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: United Airlines (69%), Jazz (67%), Air Canada (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 $120. On average you can expect to pay $1,081. The most popular route, (Boston Logan Intl - Montreal Pierre Elliott Trudeau Intl), can usually be booked for $277.

  • 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 diciembre 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$163Average$397FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$173Average$405FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$268Average$317FlexibilityNo cancel feeOn-time52%

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