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$166+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BOS
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
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 October, booked 84 days in advance, depart on a Friday or Saturday and return on a Thursday

Cheap 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 August 18, 2025.

Round-trip from

$282
(Mytrip)

One-way from

$166
(eDestinos)

Popular in

January

Cheapest in

March

Average price

$379

Good round-trip deal

$327 or less

Good one-way deal

$229 or less
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. 9% potential increase in price ($37 potential increase over avg. RT price).
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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 August 2025
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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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Find 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 August 18, 2025.

This Mytrip deal was found by Cheapflights users on 8/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:55 amYUL - BOS
1 stop4h 36mPorter Airlines
Sun 10/59:20 amBOS - YUL
1 stop6h 40mPorter Airlines
Deal found 8/16$282
This Flightnetwork deal was found by Cheapflights users on 8/17. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:45 amYUL - BOS
1 stop6h 06mPorter Airlines
Sun 9/219:20 amBOS - YUL
1 stop4h 25mPorter Airlines
Deal found 8/17$285
This Booking.com deal was found by Cheapflights users on 8/15. 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.
Fri 9/264:45 pmYUL - BOS
1 stop5h 16mPorter Airlines
Sun 9/289:20 amBOS - YUL
1 stop4h 25mPorter Airlines
Deal found 8/15$286
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 10/166:55 amYUL - BOS
1 stop4h 36mPorter Airlines
Mon 10/205:35 pmBOS - YUL
1 stop4h 40mPorter Airlines
Deal found 8/15$287
This Flightnetwork deal was found by Cheapflights users on 8/16. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1510:45 amYUL - BOS
1 stop6h 06mPorter Airlines
Mon 9/2212:40 pmBOS - YUL
1 stop6h 05mPorter Airlines
Deal found 8/16$289
This Trip.com deal was found by Cheapflights users on 8/16. 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 9/188:05 amYUL - BOS
Nonstop1h 25mAir Canada
Sun 9/2110:20 amBOS - YUL
Nonstop1h 25mAir Canada
Deal found 8/16$290
This Booking.com deal was found by Cheapflights users on 8/17. 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 10/96:55 amYUL - BOS
1 stop4h 36mPorter Airlines
Sun 10/129:20 amBOS - YUL
1 stop4h 25mPorter Airlines
Deal found 8/17$291
This FlightHub deal was found by Cheapflights users on 8/17. 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.
Wed 10/110:45 amYUL - BOS
1 stop6h 06mPorter Airlines
Mon 10/1312:40 pmBOS - YUL
1 stop6h 05mPorter Airlines
Deal found 8/17$292
This Trip.com deal was found by Cheapflights users on 8/16. 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.
Mon 9/158:05 amYUL - BOS
Nonstop1h 25mAir Canada
Mon 9/226:00 amBOS - YUL
Nonstop1h 25mAir Canada
Deal found 8/16$293
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Fri 9/1210:45 amYUL - BOS
1 stop3h 56mPorter Airlines
Wed 9/175:35 pmBOS - YUL
1 stop4h 40mPorter Airlines
Deal found 8/16$295
This Air Canada deal was found by Cheapflights users on 8/16. 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.
Wed 10/11:05 pmYUL - BOS
Nonstop1h 25mAir Canada
Wed 10/86:00 amBOS - YUL
Nonstop1h 25mAir Canada
Deal found 8/16$296

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 August 18, 2025.
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

Pierre Elliott Trudeau Intl

Fly to

Boston

Route

Depart

Return

Price

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 10/2

6:55 am-11:31 am

1 stop4h 36m

Boston Logan Intl

Sun 10/5

9:20 am-4:00 pm

1 stop6h 40m

$282

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 9/26

10:15 am-3:59 pm

1 stop5h 44m

Boston Logan Intl

Sun 9/28

6:00 am-7:25 am

Nonstop1h 25m

$285

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Tue 9/16

1:05 pm-2:30 pm

Nonstop1h 25m

Boston Logan Intl

Tue 9/16

6:55 pm-12:40 am

1 stop5h 45m

$285

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

10:45 am-4:51 pm

1 stop6h 06m

Boston Logan Intl

Sun 9/21

9:20 am-1:45 pm

1 stop4h 25m

$285

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 9/12

5:00 am-9:55 am

1 stop4h 55m

Boston Logan Intl

Fri 9/19

6:00 am-7:25 am

Nonstop1h 25m

$285

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Wed 10/15

4:45 pm-10:01 pm

1 stop5h 16m

Boston Logan Intl

Sun 10/19

9:20 am-1:45 pm

1 stop4h 25m

$285

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

6:00 am-11:29 am

1 stop5h 29m

Boston Logan Intl

Sun 9/21

10:20 am-11:45 am

Nonstop1h 25m

$285

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 10/16

4:45 pm-10:01 pm

1 stop5h 16m

Boston Logan Intl

Sun 10/19

12:15 pm-6:05 pm

1 stop5h 50m

$285

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 9/26

4:45 pm-10:01 pm

1 stop5h 16m

Boston Logan Intl

Sun 9/28

9:20 am-1:45 pm

1 stop4h 25m

$286

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Wed 10/22

11:15 am-3:59 pm

1 stop4h 44m

Boston Logan Intl

Thu 10/23

6:00 am-7:25 am

Nonstop1h 25m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 21 results
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The best insider tips for Montreal Pierre Elliott Trudeau Intl Airport to Boston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Montreal Pierre Elliott Trudeau Intl Airport to Boston trip
Airports
YUL

Use YULExpress to pre-book security fast track up to 72 hours before departure for a smoother experience.

Read more about YULby John Walton
BOS

Take the Silver Line 1 bus from BOS to downtown Boston for a free and convenient transit option.

Read more about BOSby Paul Rubio
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

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 August 8, 2025.

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 83 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, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boston (average of $218). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Boston in July is currently the most expensive (average of $311). 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 August 18, 2025.

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 48% 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 August 17, 2025.

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. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Montreal Pierre Elliott Trudeau Intl Airport to Boston

Explore weekly flight availability from Pierre Elliott Trudeau Intl to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 18, 2025.

The most flights from YUL to BOS are scheduled on a Tuesday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

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 August 18, 2025.
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
333 reviews

Entertainment

7.0

Crew

8.7

Boarding

8.2

Food

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
8.0
Very good
333 reviews
Porter Airlines
8.0
Very good
333 reviews

Entertainment

7.0

Crew

8.7

Boarding

8.2

Food

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
United Airlines
7.4
Good
8,925 reviews
Porter Airlines
8.0
Very good
333 reviews

Entertainment

7.0

Crew

8.7

Boarding

8.2

Food

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Canada
7.1
Good
9,992 reviews
Porter Airlines
8.0
Very good
333 reviews

Entertainment

7.0

Crew

8.7

Boarding

8.2

Food

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

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 11 daily inbound flights from Montreal Pierre Elliott Trudeau Intl from 3 different airlines.

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

    Flying on United Airlines is currently your cheapest option to Boston, with prices starting at $189. Additional round-trip tickets that might be worth considering are offered by Porter Airlines and Air Canada, with the lowest prices starting at $238 and $258, respectively. United Airlines is priced at 47% lower than the current average price of a flight leaving 3 months from now.

  • 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 Brussels Airlines (75%), Emirates (69%) and TAP AIR PORTUGAL (61%).

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

    On average you can expect to pay $371 for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boston. The cheapest flight overall is $166 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Boston Logan Intl) is currently priced at $266.

  • 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, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boston (average of $218). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Boston in July is currently the most expensive (average of $311). 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
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Hampton Beach
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Alternative routes for Pierre Elliott Trudeau Intl to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$485FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$238Average$302FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$258Average$372FlexibilityNo cancel feeOn-time67%

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