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Cheap flights from Canada to Boston from C$ 175

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 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOS
7 Jan — 14 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Canada to Boston

Enter your travel dates to find the best prices.

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 8 December 2025.

Fri 26/128:00 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Sun 28/127:00 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 5/12C$ 296
Sat 27/128:00 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Sun 28/127:00 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 6/12C$ 297
Sun 28/128:00 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Wed 31/1210:20 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 6/12C$ 300
Tue 30/128:00 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Sun 4/17:05 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 6/12C$ 301
Mon 29/128:00 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Fri 16/19:00 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 7/12C$ 305
Sat 20/128:00 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Sat 3/17:05 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 6/12C$ 322
Sat 13/123:25 p.m.YYZ - BOS
1 stop18h 02mMultiple Airlines
Mon 15/128:11 p.m.BOS - YYZ
1 stop18h 09mMultiple Airlines
Deal found 8/12C$ 336
Mon 15/127:10 a.m.YYZ - BOS
1 stop26h 51mMultiple Airlines
Sat 3/13:30 p.m.BOS - YYZ
1 stop4h 41mMultiple Airlines
Deal found 6/12C$ 363
Thu 25/121:45 p.m.YYZ - BOS
1 stop4h 26mPorter Airlines
Mon 29/123:40 p.m.BOS - YYZ
1 stop4h 33mPorter Airlines
Deal found 7/12C$ 370
Sat 13/123:25 p.m.YYZ - BOS
1 stop18h 02mMultiple Airlines
Tue 16/128:11 p.m.BOS - YYZ
1 stop18h 09mMultiple Airlines
Deal found 7/12C$ 377
Thu 25/126:30 a.m.YYC - BOS
1 stop11h 17mDelta
Fri 9/110:40 a.m.BOS - YYC
1 stop12h 14mDelta
Deal found 8/12C$ 395
Tue 16/127:10 a.m.YYZ - BOS
1 stop26h 51mMultiple Airlines
Mon 5/13:30 p.m.BOS - YYZ
1 stop4h 41mMultiple Airlines
Deal found 8/12C$ 396

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 8 December 2025.

Round-trip from

C$ 292

One-way from

C$ 175

Popular in

December

Cheapest in

March

Average price

C$ 408

Good round-trip deal

C$ 301 or less

Good one-way deal

C$ 247 or less
Porter Airlines
  • Porter Airlines
  • 28/2-30/3
  • Nonstop
  • 3h 34m total
  • Canada to Boston
Search Deals
Porter Airlines
  • Porter Airlines
  • 10/3
  • 1 total stop
  • 4h 05m total
  • Canada to Boston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 629,999 searches. Data last updated 8 December 2025.
Use the filters below to find and compare flights from Canada to Boston that are best for you.

Fly from

Canada

Fly to

Boston

Route

Depart

Return

Price

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 8/1

9:30 a.m.-11:05 a.m.

Nonstop1h 35m

Boston Logan Intl

Sun 11/1

9:00 a.m.-10:55 a.m.

Nonstop1h 55m

C$ 296

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Fri 9/1

6:55 p.m.-8:30 p.m.

Nonstop1h 35m

Boston Logan Intl

Sun 11/1

9:00 a.m.-10:55 a.m.

Nonstop1h 55m

C$ 301

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 14/3

1:10 p.m.-2:45 p.m.

Nonstop1h 35m

Boston Logan Intl

Tue 17/3

10:20 a.m.-12:19 p.m.

Nonstop1h 59m

C$ 318

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 19/2

2:05 p.m.-6:10 p.m.

1 stop4h 05m

Boston Logan Intl

Sun 22/2

6:55 p.m.-8:52 p.m.

Nonstop1h 57m

C$ 321

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 27/12

8:00 a.m.-9:35 a.m.

Nonstop1h 35m

Boston Logan Intl

Sun 28/12

3:40 p.m.-10:03 p.m.

1 stop6h 23m

C$ 321

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 23/12

8:30 p.m.-10:05 p.m.

Nonstop1h 35m

Boston Logan Intl

Fri 2/1

7:05 a.m.-9:00 a.m.

Nonstop1h 55m

C$ 326

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 19/2

2:05 p.m.-6:10 p.m.

1 stop4h 05m

Boston Logan Intl

Mon 23/2

3:30 p.m.-10:03 p.m.

1 stop6h 33m

C$ 327

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 5/3

9:30 a.m.-11:05 a.m.

Nonstop1h 35m

Boston Logan Intl

Tue 10/3

6:55 p.m.-8:54 p.m.

Nonstop1h 59m

C$ 329

CalgaryBoston

YYC - BOS

YYCBOS

Calgary

Tue 6/1

6:15 p.m.-12:12 p.m.

1 stop15h 57m

Boston Logan Intl

Tue 13/1

6:00 a.m.-7:09 p.m.

1 stop15h 09m

C$ 352

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Mon 9/3

9:30 a.m.-3:16 p.m.

1 stop5h 46m

Boston Logan Intl

Mon 9/3

6:30 p.m.-11:20 p.m.

1 stop4h 50m

C$ 365

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/12

Showing 1-10 of 60 results
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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, June is the cheapest month in which you can book a flight from Canada to Boston (average of C$ 148). Flying from Canada to Boston in November is currently the most expensive (average of C$ 261). 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 8 December 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 28% on flights from Canada to Boston by exploring options for tickets at noon.

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 16 December 2024.

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

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 8 December 2025.

The most flights from CA0 to BOS are scheduled on a Friday (13 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (8 on average).

How often are flights from Canada to Boston delayed?

About 23% of weekly flights between Canada and Boston have experienced delays in the past year, with the average delay time being 120 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?

Wednesday 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 Canada to Boston flights?

Over the past year, Porter Airlines has had the lowest number of delays on this route, with just 21% of flights being delayed.

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 8 December 2025.
Read through reviews of airlines operating flights from Canada to Boston, such as Porter Airlines,Air Transat, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
397 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

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
8.0
Very good
397 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

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 Transat
7.8
Good
480 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

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
United Airlines
7.4
Good
9,078 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

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
WestJet
7.2
Good
3,193 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

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
10,512 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

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 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?

    Located just 4.2 km from the city centre, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Boston from Canada.

  • How long is the flight from Canada to Boston?

    There are many flights that can get you from Canada to Boston in 1h 35m. Fly via Porter Airlines, United Airlines, or Delta to get the fastest option. Canada and Boston are separated by a distance of 695 km. Both multi-stop and direct flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as C$ 140 on WestJet. Other airlines that offer cheap prices include Porter Airlines from C$ 152 and Air Canada from C$ 156 one-way.

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

    When deciding which route to take from Canada to Boston consider Toronto Pearson Intl - Boston Logan Intl, Toronto Island - Boston Logan Intl or Montreal Pierre Elliott Trudeau Intl - Boston Logan Intl as they are the most popular.

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

    Before booking your flight to Boston from Canada, check out the most reliable airlines to get you to your destination on time: Jazz (69%), Air Canada (67%), United Airlines( 65%).

  • What are the cheapest flights from Canada to Boston?

    Looking at all options, your cheapest flight can be booked for C$ 182. While the most popular route (Toronto Pearson Intl - Boston Logan Intl) can be booked for C$ 338 on average, our data indicates C$ 1,391 when flying from Canada to Boston.

  • 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, June is the cheapest month in which you can book a flight from Canada to Boston (average of C$ 148). Flying from Canada to Boston in November is currently the most expensive (average of C$ 261). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Chelsea
Waltham
Warwick
Milford
Braintree
Plymouth
Hampton
Old Orchard Beach
Revere
Merrimack
Kennebunk
Watertown
Lawrence
Seekonk
Nashua

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Canada to Boston

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

Discover the top 9 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 629,999 searches. Data last updated 8 December 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapestC$ 152AverageC$ 459FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapestC$ 179AverageC$ 494FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 189AverageC$ 582FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 207AverageC$ 451FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 220AverageC$ 436FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 251AverageC$ 454FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Porter AirlinesCheapestC$ 264AverageC$ 494FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 322AverageC$ 447FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Alaska AirlinesCheapestC$ 541AverageC$ 644FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Canada to Boston?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Canada to Boston. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Canada to Boston?

Millions of users choose and trust Cheapflights to book the best flight deals from Canada to Boston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Canada to Boston with no change fees?

Yes, we can. To see specific flights from Canada to Boston 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 Canada to Boston become cheaper?

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

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