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$111+ Cheap flights from Canada 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOS
Jun 19 — Jun 261
Fri 6/19
Fri 6/26
1 adult, Economy
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Cheap flight deals from Canada to Boston

Cheapest flights from Canada to Boston
Explore the most affordable flight options available from Canada to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.

This Air Canada deal was found by Cheapflights users on 5/18. 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.
Mon 6/158:20 am
YUL
-
BOS
Nonstop1h 25m
Air Canada
Mon 6/2210:40 am
BOS
-
YUL
Nonstop1h 23m
Air Canada
Deal found 5/18$191
This FlightHub deal was found by Cheapflights users on 5/19. 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 6/227:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Fri 6/264:45 pm
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Deal found 5/19$192
This Trip.com deal was found by Cheapflights users on 5/19. 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 6/118:20 am
YUL
-
BOS
Nonstop1h 25m
Air Canada
Sun 6/145:10 am
BOS
-
YUL
1 stop6h 41m
Air Canada
Deal found 5/19$193
This Ticket deal was found by Cheapflights users on 5/18. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:40 pm
YUL
-
BOS
Nonstop1h 27m
Air Canada
Sun 6/75:10 am
BOS
-
YUL
1 stop6h 41m
Air Canada
Deal found 5/18$194
This FlightHub deal was found by Cheapflights users on 5/18. 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 6/208:00 am
YUL
-
BOS
1 stop6h 41m
Porter Airlines
Tue 6/237:10 am
BOS
-
YUL
1 stop5h 00m
Porter Airlines
Deal found 5/18$196
This Mytrip deal was found by Cheapflights users on 5/18. 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.
Mon 6/87:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Tue 6/97:10 am
BOS
-
YUL
1 stop6h 30m
Porter Airlines
Deal found 5/18$197
This Air Canada deal was found by Cheapflights users on 5/19. 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.
Fri 6/191:15 pm
YUL
-
BOS
Nonstop1h 26m
Air Canada
Sun 6/215:45 am
BOS
-
YUL
Nonstop1h 30m
Air Canada
Deal found 5/19$198
This Booking.com deal was found by Cheapflights users on 5/18. 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.
Sat 6/611:10 am
YUL
-
BOS
1 stop6h 49m
Multiple Airlines
Thu 6/114:45 pm
BOS
-
YUL
Nonstop1h 30m
Multiple Airlines
Deal found 5/18$200
This Trip.com deal was found by Cheapflights users on 5/16. 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.
Sat 5/306:00 am
YUL
-
BOS
1 stop5h 46m
Air Canada
Sun 5/315:10 am
BOS
-
YUL
1 stop5h 11m
Air Canada
Deal found 5/16$201
This Cheapflightsfares deal was found by Cheapflights users on 5/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:50 am
YTZ
-
BOS
Nonstop1h 40m
Porter Airlines
Sun 7/57:10 am
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Deal found 5/19$209
This Trip.com deal was found by Cheapflights users on 5/19. 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 6/196:00 pm
YTZ
-
BOS
Nonstop1h 41m
Porter Airlines
Sun 6/217:10 am
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Deal found 5/19$210
This Justfly.com deal was found by Cheapflights users on 5/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:00 pm
YTZ
-
BOS
Nonstop1h 41m
Porter Airlines
Tue 6/237:10 am
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Deal found 5/19$212

Find flight deals from Canada to Boston

Keep the following information in mind while searching for Canada to Boston flight deals. Data was last updated May 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$191
(Air Canada)

One-way from

$111
(Super.com)

Popular in

April

Cheapest in

October

Average price

$285

Good round-trip deal

$170 or less

Good one-way deal

$146 or less
Provider with most accurate pricing for Toronto (YTO)-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Boston Logan Intl flights.
Search Deals
From Canada to Boston Logan Intl
Search Deals
One-way flight from Canada to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Canada to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Canada to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Canada 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 May 20, 2026.
Use the filters below to find and compare flights from Canada to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 6/19

1:15 pm-2:41 pm

Nonstop1h 26m

Boston Logan Intl

Sun 6/21

5:45 am-7:15 am

Nonstop1h 30m

$198

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 7/10

10:35 am-4:46 pm

1 stop6h 11m

Boston Logan Intl

Sun 7/12

7:10 am-12:10 pm

1 stop5h 00m

$228

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 6/19

7:20 pm-8:55 pm

Nonstop1h 35m

Boston Logan Intl

Tue 6/23

7:10 am-12:10 pm

1 stop5h 00m

$231

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sun 6/7

6:00 am-11:16 am

1 stop5h 16m

Boston Logan Intl

Fri 6/12

7:30 am-10:06 pm

1 stop14h 36m

$232

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Wed 7/22

7:20 pm-8:55 pm

Nonstop1h 35m

Boston Logan Intl

Mon 7/27

4:45 pm-6:15 pm

Nonstop1h 30m

$242

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 6/25

9:00 am-2:41 pm

1 stop5h 41m

Boston Logan Intl

Mon 6/29

5:45 am-12:35 pm

1 stop6h 50m

$245

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 7/10

2:30 pm-6:49 pm

1 stop4h 19m

Boston Logan Intl

Sun 7/12

6:50 pm-8:26 pm

Nonstop1h 36m

$246

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 7/17

12:50 pm-4:46 pm

1 stop3h 56m

Boston Logan Intl

Tue 7/21

5:30 pm-10:10 pm

1 stop4h 40m

$252

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 7/17

4:35 pm-6:22 pm

Nonstop1h 47m

Boston Logan Intl

Mon 8/24

3:35 pm-7:55 pm

1 stop4h 20m

$253

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sun 6/7

8:50 am-10:31 am

Nonstop1h 41m

Boston Logan Intl

Fri 6/26

7:10 am-8:57 am

Nonstop1h 47m

$254

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Canada to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Canada 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 Canada to Boston

What is the cheapest month to book a flight from Canada to Boston?

Currently, October is the cheapest month in which you can book a flight from Canada to Boston (average of $259). Flying from Canada to Boston in January is currently the most expensive (average of $1,210). 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 CA to BOS?

Find hourly flight availability from Canada 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 May 20, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 48% on flights from Canada to Boston by exploring options for tickets in the morning.

Weekly flight availability from Canada to Boston

Explore weekly flight availability from Canada 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 May 20, 2026.

The most flights from CA0 to BOS are scheduled on a Thursday (19 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (12 on average).

How often are flights from Canada to Boston delayed?

About 26% of weekly flights between Canada and Boston have experienced delays in the past year, with the average delay time being 118 minutes.

What is the most punctual flight time for Canada to Boston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Canada to Boston flights?

Over the last year, Porter Airlines have had the lowest number of delays on this route, with just 22% of flights being delayed.

How far ahead should I book a flight from Canada to Boston?

Booking 90 days in advance of your planned departure date is, on average, the best time to get cheap flights from Canada to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from Canada to Boston?

Use this chart to determine the cheapest time to fly round-trip from Canada to Boston. Price data was last updated on April 4, 2026.

Travelers seeking maximum savings on their Canada to Boston flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 May 20, 2026.
Read reviews from past customers who have flown Porter Airlines,Delta, andUnited Airlines from Canada to Boston. 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
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Boarding

8.2

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
439 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Boarding

8.2

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.
Delta
7.9
Good
8,454 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Boarding

8.2

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
9,736 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Boarding

8.2

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.
WestJet
7.2
Good
3,340 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Boarding

8.2

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
11,065 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Boarding

8.2

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 Canada 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 Canada?

    Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Canada to Boston. It is only a 2.6 mi journey from Logan Intl (BOS) to Boston’s city center.

  • How long is the flight from Canada to Boston?

    For as low as $198, Air Canada can have you in Boston from Canada in 1h 26m. Canada and Boston are separated by a distance of 253 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Canada to Boston one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $102. Air Canada flights start at $108 while deals on American Airlines start at $110 one-way.

  • What are the most popular routes from Canada to Boston?

    While some choose either Toronto Island - Boston Logan Intl or Vancouver Intl - Boston Logan Intl, Toronto Pearson Intl - Boston Logan Intl is the most popular route from Canada to Boston.

  • What are the most reliable airlines from Canada to Boston?

    Consider Air Canada (69%), Jazz (65%) or United Airlines (64%) when booking your flight. These represent the most reliable airlines when flying from Canada to Boston.

  • What are the cheapest flights from Canada to Boston?

    On average you can expect to pay $643 for a flight from Canada to Boston. The cheapest flight overall is $147 while the most popular route, (Toronto Pearson Intl - Boston Logan Intl) is currently priced at $222.

  • Can I find deals for flights from Canada to Boston that include hotel bookings?

    Yes. In addition to deals on Canada to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Canada to Boston?

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

  • Can I find deals for business class flights from Canada to Boston?

    Yes. Cheapflights offers flight deals from Canada 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 Canada to Boston?

    Currently, October is the cheapest month in which you can book a flight from Canada to Boston (average of $259). Flying from Canada to Boston in January is currently the most expensive (average of $1,210). 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
Waltham
Medford
Cambridge
Concord
Hampton Beach
Watertown
Brockton
Seekonk
Cranston
Chelsea
Warwick
Peabody
York Beach
Seabrook
Londonderry
Swansea
Old Orchard Beach
Auburn
Quincy
Lowell

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Top 7 airlines flying from Canada to Boston

Discover the top 7 airlines that operate flights from Canada 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 May 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$72Average$435FlexibilityNo cancel feeOn-time67%
WestJetCheapest$130Average$302FlexibilityNo cancel feeOn-time60%
JetBlueCheapest$138Average$388FlexibilityNo cancel feeOn-time62%
DeltaCheapest$157Average$396FlexibilityNo cancel feeOn-timeN/A
Porter AirlinesCheapest$162Average$359FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$185Average$477FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$258Average$296FlexibilityNo cancel feeOn-time71%

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