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Cheap flights from Boston to Montreal Pierre Elliott Trudeau Intl Airport from C$ 142

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YUL
23 Feb — 2 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl are usually found in February or March, booked 13 days in advance, depart on a Friday or Sunday and return on a Friday

Cheap flight deals from Boston to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

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 24 January 2026.

Sat 7/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Mon 30/38:00 a.m.
YUL
-
BOS
1 stop31h 28m
Multiple Airlines
Deal found 24/1C$ 384
Sun 8/23:43 p.m.
BOS
-
YUL
2 stops28h 31m
Multiple Airlines
Mon 16/28:00 a.m.
YUL
-
BOS
1 stop26h 26m
Multiple Airlines
Deal found 23/1C$ 385
Tue 10/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Sat 28/38:00 a.m.
YUL
-
BOS
1 stop15h 59m
Multiple Airlines
Deal found 24/1C$ 395
Mon 9/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Sat 28/38:00 a.m.
YUL
-
BOS
1 stop15h 59m
Multiple Airlines
Deal found 24/1C$ 396
Tue 10/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Wed 25/26:45 a.m.
YUL
-
BOS
1 stop4h 20m
Multiple Airlines
Deal found 24/1C$ 399
Mon 9/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Wed 25/26:45 a.m.
YUL
-
BOS
1 stop4h 20m
Multiple Airlines
Deal found 24/1C$ 400
Tue 10/312:43 p.m.
BOS
-
YUL
2 stops35h 55m
Multiple Airlines
Tue 17/38:00 a.m.
YUL
-
BOS
1 stop15h 59m
Multiple Airlines
Deal found 24/1C$ 404
Tue 10/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Tue 3/36:50 a.m.
YUL
-
BOS
1 stop4h 15m
Multiple Airlines
Deal found 24/1C$ 410
Mon 9/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Fri 27/26:45 a.m.
YUL
-
BOS
1 stop4h 20m
Multiple Airlines
Deal found 24/1C$ 411
Tue 24/36:40 p.m.
BOS
-
YUL
Nonstop1h 25m
Air Canada
Sat 28/35:45 p.m.
YUL
-
BOS
Nonstop1h 27m
Air Canada
Deal found 23/1C$ 414
Tue 10/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Sun 1/310:55 a.m.
YUL
-
BOS
1 stop3h 50m
Multiple Airlines
Deal found 24/1C$ 417
Mon 9/27:00 a.m.
BOS
-
YUL
2 stops13h 14m
Multiple Airlines
Mon 23/28:55 a.m.
YUL
-
BOS
1 stop5h 50m
Multiple Airlines
Deal found 24/1C$ 418

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 24 January 2026.

Round-trip from

C$ 384

One-way from

C$ 142

Popular in

November

Cheapest in

February

Average price

C$ 545

Good round-trip deal

C$ 686 or less

Good one-way deal

C$ 316 or less
7/2-30/3
  • 7/2-30/3
  • 3 total stops
  • 44h 42m total
  • Boston to Montreal
Search Deals
8/2
  • 8/2
  • 2 total stops
  • 28h 31m total
  • Boston to Montreal
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 124 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Pierre Elliott Trudeau Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 24 January 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

Thu 19/3

5:40 a.m.-4:20 p.m.

1 stop10h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

8:00 a.m.-3:28 p.m.

1 stop31h 28m

C$ 446

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 28/2

11:50 a.m.-4:30 p.m.

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 1/3

10:55 a.m.-2:45 p.m.

1 stop3h 50m

C$ 476

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 25/3

5:40 a.m.-11:29 p.m.

1 stop17h 49m

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

8:25 a.m.-9:52 a.m.

Nonstop1h 27m

C$ 479

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 6/2

6:15 a.m.-11:23 a.m.

1 stop5h 08m

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

5:10 p.m.-10:37 p.m.

1 stop5h 27m

C$ 487

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 29/5

8:00 p.m.-8:43 a.m.

1 stop12h 43m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

10:45 a.m.-4:41 p.m.

1 stop5h 56m

C$ 502

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sun 7/6

8:15 a.m.-11:34 p.m.

1 stop15h 19m

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

6:15 p.m.-5:55 p.m.

1 stop23h 40m

C$ 538

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 26/2

6:15 a.m.-3:44 p.m.

2 stops9h 29m

Montreal Pierre Elliott Trudeau Intl

Sun 1/3

8:55 a.m.-2:45 p.m.

1 stop5h 50m

C$ 549

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 21/2

5:30 a.m.-6:55 a.m.

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

Sat 28/2

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

Nonstop1h 27m

C$ 560

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 15/7

5:30 a.m.-6:25 p.m.

2 stops12h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 24/7

7:00 a.m.-10:20 p.m.

1 stop15h 20m

C$ 585

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Tue 14/7

5:30 a.m.-6:25 p.m.

2 stops12h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

6:00 a.m.-7:45 p.m.

1 stop13h 45m

C$ 585

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/1

Showing 1-10 of 22 results
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Best time to book a flight from Boston to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Pierre Elliott Trudeau Intl. Price data was last updated on 23 January 2026.

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

What is the cheapest month to book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 125). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of C$ 424). 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 24 January 2026.

When flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 24 January 2026.
Read reviews from past customers who have flown Porter Airlines and Air Canada from Boston to Montreal Pierre Elliott Trudeau Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
412 reviews
Check prices

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Entertainment

6.9

Overall

7.9

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
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Entertainment

6.9

Overall

7.9

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
10,652 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Entertainment

6.9

Overall

7.9

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?

    If you book a flight to Montreal Pierre Elliott Trudeau Intl from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 4.2 km from the centre of Boston. There are 5 flights from Logan Intl to Montreal Pierre Elliott Trudeau Intl per day from 2 different airlines.

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

    For as low as C$ 476, Porter Airlines can have you in Montreal Pierre Elliott Trudeau Intl Airport from Boston in 4h 40m. Airlines will cover a distance of 407 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Air Canada, at C$ 231, was found to be the cheapest airline from Boston to Montreal Pierre Elliott Trudeau Intl Airport. An alternate airline flying to your destination would be Porter Airlines. Air Canada is currently priced 57% below the average price you’ll pay for this route.

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

    C$ 163 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Porter Airlines and United Airlines, with prices starting from C$ 169 and C$ 169, respectively.

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

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

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

    On average you can expect to pay C$ 640 for a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport. The cheapest flight overall is C$ 149 while the most popular route, (Boston Logan Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 384.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Boston to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 125). Flying from Boston to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of C$ 424). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Dorval
Trois-Rivières
Sherbrooke
Cornwall
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Saint-Sauveur
Louiseville

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Alternative routes for Boston to Pierre Elliott Trudeau Intl

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

Top 2 airlines flying from Boston to Pierre Elliott Trudeau Intl

Discover the top 2 airlines that operate flights from Boston to Pierre Elliott Trudeau Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 24 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 231AverageC$ 524FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 397AverageC$ 558FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Boston to Pierre Elliott Trudeau Intl?

Deals for Boston to Pierre Elliott Trudeau Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Boston to Pierre Elliott Trudeau Intl?

Cheapflights helps you find that perfect flight to Pierre Elliott Trudeau Intl from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Boston to Pierre Elliott Trudeau Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Boston to Pierre Elliott Trudeau Intl become cheaper?

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

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