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$96+ Cheap flights from Boston (BOS) to Canada

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YYZ
Jun 18 — Jun 251
Thu 6/18
Thu 6/25
1 adult, Economy
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Cheap flight deals from Boston to Canada

Cheapest flights from Boston to Canada
Explore the most affordable flight options available from Boston to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 19, 2026.

This Booking.com deal was found by Cheapflights users on 5/17. 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.
Wed 6/310:35 am
BOS
-
YUL
Nonstop1h 18m
Air Canada
Tue 6/168:20 am
YUL
-
BOS
Nonstop1h 25m
Air Canada
Deal found 5/17$182
This Mytrip deal was found by Cheapflights users on 5/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/45:50 am
BOS
-
YUL
Nonstop1h 25m
Air Canada
Thu 6/118:20 am
YUL
-
BOS
Nonstop1h 25m
Air Canada
Deal found 5/17$186
This Flightnetwork deal was found by Cheapflights users on 5/15. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:50 pm
BOS
-
YUL
Nonstop1h 29m
Air Canada
Sun 5/318:20 am
YUL
-
BOS
Nonstop1h 25m
Air Canada
Deal found 5/15$189
This Mytrip deal was found by Cheapflights users on 5/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:35 am
BOS
-
YUL
Nonstop1h 18m
Air Canada
Tue 6/28:20 am
YUL
-
BOS
Nonstop1h 25m
Air Canada
Deal found 5/17$190
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/134:45 pm
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Sat 6/207:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/18$191
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/314:45 pm
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Sat 6/67:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/16$192
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.
Fri 6/126:55 pm
BOS
-
YUL
1 stop6h 56m
Air Canada
Sun 6/148:20 am
YUL
-
BOS
Nonstop1h 25m
Air Canada
Deal found 5/18$193
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/124:45 pm
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Fri 6/197:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/16$195
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:10 am
BOS
-
YUL
1 stop6h 30m
Porter Airlines
Fri 6/197:20 pm
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/16$197
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:10 am
BOS
-
YUL
1 stop5h 00m
Porter Airlines
Wed 6/2410:35 am
YUL
-
BOS
1 stop6h 11m
Porter Airlines
Deal found 5/18$198
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.
Thu 6/45:50 am
BOS
-
YUL
Nonstop1h 25m
Air Canada
Sun 6/75:00 am
YUL
-
BOS
1 stop4h 49m
Air Canada
Deal found 5/18$199
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1810:05 am
BOS
-
YYZ
Nonstop1h 55m
Porter Airlines
Thu 6/183:40 pm
YYZ
-
BOS
1 stop5h 15m
Porter Airlines
Deal found 5/16$212

Find flight deals from Boston to Canada

Keep the following information in mind while searching for Boston to Canada flight deals. Data was last updated May 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$182
(Booking.com)

One-way from

$96
(FlightHub)

Popular in

April

Cheapest in

September

Average price

$331

Good round-trip deal

$251 or less

Good one-way deal

$133 or less
Provider with most accurate pricing for Boston Logan Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Toronto (YTO) flights.
Search Deals
From Boston Logan Intl to Canada
Search Deals
One-way flight from Boston Logan Intl to Canada
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% 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 Boston Logan Intl to Canada.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Canada.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Canada 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 19, 2026.
Use the filters below to find and compare flights from Boston to Canada that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 6/11

6:00 am-4:10 pm

1 stop10h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 6/14

6:00 am-11:16 am

1 stop5h 16m

$259

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 6/10

6:00 am-1:09 pm

1 stop7h 09m

Montreal Pierre Elliott Trudeau Intl

Sat 6/13

9:45 am-4:29 pm

1 stop6h 44m

$259

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 6/11

7:30 am-4:10 pm

1 stop8h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 6/13

3:25 pm-7:28 pm

1 stop4h 03m

$259

BostonAbbotsford

BOS - YXX

BOSYXX

Boston Logan Intl

Tue 9/8

7:25 am-2:55 pm

1 stop10h 30m

Abbotsford

Thu 9/17

6:00 am-5:40 pm

1 stop8h 40m

$263

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Fri 6/12

9:30 am-4:10 pm

1 stop6h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 6/14

6:00 am-11:16 am

1 stop5h 16m

$264

BostonAbbotsford

BOS - YXX

BOSYXX

Boston Logan Intl

Sun 8/16

7:25 am-2:55 pm

1 stop10h 30m

Abbotsford

Mon 8/17

6:00 am-5:40 pm

1 stop8h 40m

$273

BostonAbbotsford

BOS - YXX

BOSYXX

Boston Logan Intl

Tue 9/15

6:30 pm-10:00 am

1 stop18h 30m

Abbotsford

Tue 9/29

6:00 am-5:40 pm

1 stop8h 40m

$274

BostonAbbotsford

BOS - YXX

BOSYXX

Boston Logan Intl

Mon 8/31

7:25 am-2:55 pm

1 stop10h 30m

Abbotsford

Fri 9/11

6:00 am-5:40 pm

1 stop8h 40m

$285

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 6/1

7:27 pm-12:13 am

1 stop4h 46m

Montreal Pierre Elliott Trudeau Intl

Thu 6/4

11:23 am-4:38 pm

1 stop5h 15m

$302

BostonAbbotsford

BOS - YXX

BOSYXX

Boston Logan Intl

Wed 8/12

6:30 pm-10:00 am

1 stop18h 30m

Abbotsford

Mon 8/17

10:50 am-10:20 pm

1 stop8h 30m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from Boston to Canada

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

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

To ensure you get the cheapest price possible for a flight from Boston to Canada, you should look to book at least 73 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 Canada?

Currently, July is the cheapest month in which you can book a flight from Boston to Canada (average of $335). Flying from Boston to Canada in December is currently the most expensive (average of $470). 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 CA?

Find hourly flight availability from Boston to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 19, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 20% on flights from Boston to Canada by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Boston to Canada. Price data was last updated on May 16, 2026.

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

Weekly flight availability from Boston to Canada

Explore weekly flight availability from Boston to Canada. 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 19, 2026.

The most flights from BOS to CA0 are scheduled on a Friday (25 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).

How often are flights from Boston to Canada delayed?

About 23% of weekly flights between Boston and Canada have experienced delays in the past year, with the average delay time being 129 minutes.

What is the most punctual flight time for Boston to Canada 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 Thursday has historically faced a higher average of delays compared to other days of the week.

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

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

Reviews of airlines servicing Canada

Get insights into the airlines that provide service to Canada. 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 Canada. Reviews last updated May 19, 2026.
See what other customers who have flown with Porter Airlines,Delta, andUnited Airlines from Boston to Canada 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
439 reviews

Crew

8.6

Food

7.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

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

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

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
8,450 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

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
9,731 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

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
3,339 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

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
11,062 reviews
Porter Airlines
8.0
Very good
439 reviews

Crew

8.6

Food

7.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

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 Boston to Canada. 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 Canada?

    If you book a flight to Canada from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • How long is the flight from Boston to Canada?

    For as low as $315, United Airlines can have you in Canada from Boston in 1h 47m. Boston and Canada are separated by a distance of 432 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 to fly from Boston to Canada one-way?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as $28. Users have also found prices from $63 and $81 on WestJet and United Airlines, respectively.

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

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

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

    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 Canada on time: Brussels Airlines (89%), ITA Airways (82%), United Airlines (71%).

  • What are the cheapest flights from Boston to Canada?

    The cheapest flight price from Boston to Canada is $102. On average you can expect to pay $1,350. The most popular route, (Boston Logan Intl - Toronto Pearson Intl), can usually be booked for $256.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Boston to Canada (average of $335). Flying from Boston to Canada in December is currently the most expensive (average of $470). 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

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Alternative routes for Boston to Canada

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Boston to Canada

Discover the top 9 airlines that operate flights from Boston to Canada. 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 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$84Average$459FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$102Average$381FlexibilityNo cancel feeOn-time52%
WestJetCheapest$103Average$333FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$122Average$451FlexibilityNo cancel feeOn-time67%
DeltaCheapest$128Average$368FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$145Average$383FlexibilityNo cancel feeOn-time50%
JetBlueCheapest$147Average$501FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$286Average$539FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$288Average$453FlexibilityNo cancel feeOn-time71%

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