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$125+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Boston (BOS)

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BOS
Apr 6 — Apr 131
Mon 4/6
Mon 4/13
1 adult, Economy
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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Boston Logan Intl are usually found in March or August, booked 78 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Pierre Elliott Trudeau Intl to Boston

Cheapest flights from Pierre Elliott Trudeau Intl to Boston
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 7, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/4. 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 3/268:55 am
YUL
-
BOS
1 stop5h 50m
Porter Airlines
Tue 3/3111:50 am
BOS
-
YUL
1 stop4h 40m
Porter Airlines
Deal found 3/4$260
This FlightHub deal was found by Cheapflights users on 3/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/137:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Sun 6/1411:15 am
BOS
-
YUL
1 stop7h 00m
Porter Airlines
Deal found 3/6$262
This Trip.com deal was found by Cheapflights users on 3/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/33:50 pm
YUL
-
BOS
1 stop5h 20m
Porter Airlines
Fri 4/1010:20 am
BOS
-
YUL
1 stop4h 50m
Porter Airlines
Deal found 3/6$263
This Booking.com deal was found by Cheapflights users on 3/3. 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.
Mon 5/189:45 am
YUL
-
BOS
2 stops6h 11m
Air Canada
Sun 5/245:10 am
BOS
-
YUL
1 stop5h 11m
Air Canada
Deal found 3/3$264
This FlightHub deal was found by Cheapflights users on 3/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/163:50 pm
YUL
-
BOS
1 stop5h 20m
Porter Airlines
Sun 3/229:00 am
BOS
-
YUL
1 stop6h 10m
Porter Airlines
Deal found 3/2$265
This Trip.com deal was found by Cheapflights users on 3/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/248:55 am
YUL
-
BOS
1 stop5h 50m
Porter Airlines
Sun 3/299:00 am
BOS
-
YUL
1 stop6h 10m
Porter Airlines
Deal found 3/5$267
This Porter Airlines deal was found by Cheapflights users on 3/6. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/711:00 am
YUL
-
BOS
1 stop6h 35m
Porter Airlines
Tue 6/95:30 pm
BOS
-
YUL
1 stop4h 40m
Porter Airlines
Deal found 3/6$268
This Trip.com deal was found by Cheapflights users on 3/3. 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 3/198:00 pm
YUL
-
BOS
Nonstop1h 27m
Air Canada
Sun 3/225:30 am
BOS
-
YUL
Nonstop1h 25m
Air Canada
Deal found 3/3$269
This Trip.com deal was found by Cheapflights users on 3/2. 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.
Sat 4/258:20 am
YUL
-
BOS
Nonstop1h 29m
Air Canada
Sun 4/2610:40 am
BOS
-
YUL
Nonstop1h 18m
Air Canada
Deal found 3/2$270
This Trip.com deal was found by Cheapflights users on 3/3. 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.
Sat 4/48:20 am
YUL
-
BOS
Nonstop1h 29m
Air Canada
Sun 4/53:35 pm
BOS
-
YUL
Nonstop1h 29m
Air Canada
Deal found 3/3$271
This Air Canada deal was found by Cheapflights users on 3/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:05 am
YUL
-
BOS
Nonstop1h 27m
Air Canada
Sun 3/296:15 am
BOS
-
YUL
1 stop5h 06m
Air Canada
Deal found 3/2$272

Find flight deals from Pierre Elliott Trudeau Intl to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Boston (BOS). 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 March 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$260
(Kiwi.com)

One-way from

$125
(Kiwi.com)

Popular in

May

Cheapest in

March

Average price

$343

Good round-trip deal

$263 or less

Good one-way deal

$195 or less
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Boston Logan Intl flights.
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From Montreal Pierre Elliott Trudeau Intl to Boston Logan Intl
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Boston Logan Intl
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in March 2026
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Boston Logan Intl.
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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Boston Logan Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Boston 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 March 7, 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sun 6/7

11:00 am-5:35 pm

1 stop6h 35m

Boston Logan Intl

Tue 6/9

5:30 pm-10:10 pm

1 stop4h 40m

$268

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 5/19

7:20 pm-8:55 pm

Nonstop1h 35m

Boston Logan Intl

Thu 5/21

4:45 pm-6:15 pm

Nonstop1h 30m

$277

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

3:00 pm-9:41 pm

1 stop6h 41m

Boston Logan Intl

Mon 3/30

10:05 am-4:10 pm

1 stop6h 05m

$304

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Wed 6/3

2:29 pm-10:25 pm

1 stop7h 56m

Boston Logan Intl

Tue 6/9

12:00 pm-11:10 pm

2 stops11h 10m

$311

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Wed 9/2

2:30 pm-11:23 pm

1 stop8h 53m

Boston Logan Intl

Wed 9/9

11:00 am-11:10 pm

2 stops12h 10m

$333

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 4/16

6:00 am-4:23 pm

2 stops10h 23m

Boston Logan Intl

Thu 4/23

12:00 pm-11:08 pm

2 stops11h 08m

$351
Quickest round-trip

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 3/26

8:00 pm-9:27 pm

Nonstop1h 27m

Boston Logan Intl

Sun 3/29

5:30 am-6:55 am

Nonstop1h 25m

$352

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

9:15 am-11:59 pm

1 stop14h 44m

Boston Logan Intl

Fri 4/24

6:40 pm-8:09 pm

Nonstop1h 29m

$358

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 3/17

8:55 am-2:45 pm

1 stop5h 50m

Boston Logan Intl

Wed 3/18

9:00 am-3:10 pm

1 stop6h 10m

$364

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Mon 4/20

6:00 am-4:23 pm

2 stops10h 23m

Boston Logan Intl

Mon 4/27

10:30 am-6:51 pm

1 stop8h 21m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Pierre Elliott Trudeau Intl to Boston

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 Pierre Elliott Trudeau Intl to Boston in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Montreal Pierre Elliott Trudeau Intl Airport-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Boston 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 Montreal Pierre Elliott Trudeau Intl Airport-Boston 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 Pierre Elliott Trudeau Intl to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Boston

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

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Boston. Price data was last updated on March 6, 2026.

To ensure you get the cheapest price possible for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boston, you should look to book at least 76 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 Montreal Pierre Elliott Trudeau Intl Airport to Boston?

Currently, April is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boston (average of $165). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Boston in December is currently the most expensive (average of $289). 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 YUL to BOS?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 7, 2026.

A simple way to save on the total cost of your ticket is to fly from Montreal Pierre Elliott Trudeau Intl Airport to Boston in the evening. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Boston. Price data was last updated on February 21, 2026.

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

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Boston?

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

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated March 7, 2026.
Peruse reviews from past customers who have flown with Porter Airlines, United Airlines, and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
422 reviews

Entertainment

7.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
422 reviews
Porter Airlines
8.0
Very good
422 reviews

Entertainment

7.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,405 reviews
Porter Airlines
8.0
Very good
422 reviews

Entertainment

7.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,789 reviews
Porter Airlines
8.0
Very good
422 reviews

Entertainment

7.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Related info for your journey

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

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Boston from Montreal Pierre Elliott Trudeau Intl. Booking flights from Montreal Pierre Elliott Trudeau Intl to Logan Intl (BOS) should be relatively easy as there are 4 daily inbound flights from Montreal Pierre Elliott Trudeau Intl from 3 different airlines.

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

    Departing from Montreal Pierre Elliott Trudeau Intl Airport to Boston will take you 6h 35m. Montreal Pierre Elliott Trudeau Intl Airport and Boston are separated by a distance of 253 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Flying on Porter Airlines is currently your cheapest option to Boston, with prices starting at $122. Additional round-trip tickets that might be worth considering are offered by United Airlines and Air Canada, with the lowest prices starting at $151 and $259, respectively. Porter Airlines is priced at 67% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $149. Porter Airlines flights start at $171 while deals on United Airlines start at $186 one-way.

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

    The top 3 most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Boston are TAP AIR PORTUGAL (74%), Brussels Airlines (65%) and United Airlines (59%).

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

    On average you can expect to pay $347 for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boston. The cheapest flight overall is $159 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Boston Logan Intl) is currently priced at $204.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boston (average of $165). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Boston in December is currently the most expensive (average of $289). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Concord
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Lincoln
Smithfield
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
Lowell

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Top 3 airlines flying from Pierre Elliott Trudeau Intl to Boston

Discover the top 3 airlines that operate flights from Pierre Elliott Trudeau Intl to Boston. 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 March 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$122Average$317FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$151Average$393FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$259Average$390FlexibilityNo cancel feeOn-time67%

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