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Cheap flights from Boston to Toronto Pearson Intl Airport from C$ 138

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YYZ
19 Oct — 26 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Boston Logan Intl to Toronto Pearson Intl are usually found in March or October, booked 72 days in advance, depart on a Thursday or Saturday and return on a Friday

Cheap flight deals from Boston to Pearson Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Pearson Intl (YYZ). 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 19 September 2025.

Round-trip from

C$ 299

One-way from

C$ 138

Popular in

November

Cheapest in

March

Average price

C$ 513

Good round-trip deal

C$ 399 or less

Good one-way deal

C$ 264 or less
Air Canada
  • Air Canada
  • 1/11-8/11
  • 1 total stop
  • 6h 22m total
  • Boston to Toronto
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20/10
  • 20/10
  • 1 total stop
  • 17h 41m total
  • Boston to Toronto
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Highest demand for flights based on searches. 14% potential increase in price (C$ 122 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Toronto Pearson Intl.
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Price to beat on a one-way flight from Boston Logan Intl to Toronto Pearson Intl.
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Find flight deals from Boston to Pearson Intl

Cheapest flights from Boston to Pearson Intl
Explore the most affordable flight options available from Boston to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2025.

Sat 1/113:30 p.m.BOS - YYZ
1 stop4h 40mMultiple Airlines
Sat 8/118:15 a.m.YYZ - BOS
Nonstop1h 42mMultiple Airlines
Deal found 17/9C$ 299
Thu 30/103:30 p.m.BOS - YYZ
1 stop4h 25mMultiple Airlines
Mon 3/118:15 a.m.YYZ - BOS
Nonstop1h 42mMultiple Airlines
Deal found 17/9C$ 301
Fri 7/116:15 a.m.BOS - YYZ
Nonstop2h 02mAir Canada
Sun 9/118:15 a.m.YYZ - BOS
Nonstop1h 42mAir Canada
Deal found 17/9C$ 305
Thu 16/106:00 a.m.BOS - YYZ
Nonstop1h 56mAir Canada
Mon 20/104:25 p.m.YYZ - BOS
Nonstop1h 45mAir Canada
Deal found 17/9C$ 306
Sat 1/1110:45 a.m.BOS - YYZ
Nonstop2h 03mAir Canada
Sat 8/1110:30 a.m.YYZ - BOS
Nonstop1h 42mAir Canada
Deal found 17/9C$ 309
Tue 14/106:00 a.m.BOS - YYZ
1 stop6h 39mAir Canada
Thu 16/108:55 p.m.YYZ - BOS
Nonstop1h 44mAir Canada
Deal found 17/9C$ 312
Fri 7/116:15 a.m.BOS - YYZ
Nonstop2h 02mAir Canada
Wed 12/111:00 p.m.YYZ - BOS
1 stop6h 12mAir Canada
Deal found 18/9C$ 313
Tue 14/106:00 a.m.BOS - YYZ
1 stop5h 39mAir Canada
Sat 18/105:00 p.m.YYZ - BOS
1 stop4h 25mAir Canada
Deal found 17/9C$ 320
Thu 23/108:24 p.m.BOS - YYZ
1 stop17h 41mMultiple Airlines
Mon 27/107:00 a.m.YYZ - BOS
1 stop16h 59mMultiple Airlines
Deal found 18/9C$ 324
Sun 2/115:15 a.m.BOS - YYZ
Nonstop2h 02mAir Canada
Sun 9/118:15 a.m.YYZ - BOS
Nonstop1h 42mAir Canada
Deal found 18/9C$ 325

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Pearson 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 19 September 2025.
Use the filters below to find and compare flights from Boston to Toronto Pearson Intl Airport that are best for you.

Fly from

Boston

Fly to

Pearson Intl

Route

Depart

Return

Price

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 27/10

1:30 p.m.-5:49 p.m.

1 stop4h 19m

Toronto Pearson Intl

Mon 27/10

8:55 p.m.-10:37 p.m.

Nonstop1h 42m

C$ 363

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 17/10

6:00 a.m.-11:44 a.m.

1 stop5h 44m

Toronto Pearson Intl

Fri 17/10

2:45 p.m.-12:50 a.m.

1 stop10h 05m

C$ 383

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 31/10

8:24 p.m.-2:40 p.m.

1 stop18h 16m

Toronto Pearson Intl

Mon 3/11

11:15 a.m.-11:59 p.m.

1 stop12h 44m

C$ 393

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Sat 11/10

9:13 p.m.-9:19 a.m.

1 stop12h 06m

Toronto Pearson Intl

Mon 20/10

8:15 a.m.-9:55 a.m.

Nonstop1h 40m

C$ 396

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 16/10

7:00 a.m.-4:09 p.m.

1 stop9h 09m

Toronto Pearson Intl

Wed 29/10

6:04 a.m.-11:25 a.m.

1 stop5h 21m

C$ 416

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Wed 15/10

5:30 a.m.-10:04 a.m.

1 stop4h 34m

Toronto Pearson Intl

Fri 17/10

6:00 p.m.-10:57 p.m.

1 stop4h 57m

C$ 416

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 5/12

1:38 p.m.-7:17 p.m.

1 stop5h 39m

Toronto Pearson Intl

Mon 8/12

10:45 a.m.-3:16 p.m.

1 stop4h 31m

C$ 416

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 9/10

5:30 a.m.-10:04 a.m.

1 stop4h 34m

Toronto Pearson Intl

Tue 14/10

6:00 p.m.-10:56 p.m.

1 stop4h 56m

C$ 416

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Sat 11/10

10:25 a.m.-5:19 p.m.

1 stop6h 54m

Toronto Pearson Intl

Sun 12/10

7:30 a.m.-1:25 p.m.

1 stop5h 55m

C$ 416

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 16/10

6:00 a.m.-11:49 a.m.

1 stop5h 49m

Toronto Pearson Intl

Mon 20/10

9:00 p.m.-11:02 a.m.

1 stop14h 02m

C$ 416

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/9

Showing 1-10 of 23 results
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Best time to book a flight from Boston to Pearson Intl

Have a flexible travel schedule? Discover the best time to fly to Pearson 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 Toronto Pearson Intl Airport

How far ahead should I book a flight from Boston to Toronto Pearson Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Pearson Intl. Price data was last updated on 12 September 2025.

To ensure you get the cheapest price possible for a flight from Boston to Toronto Pearson Intl Airport, you should look to book at least 72 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 Toronto Pearson Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Boston to Toronto Pearson Intl Airport (average of C$ 169). Flying from Boston to Toronto Pearson Intl Airport in July is currently the most expensive (average of C$ 258). 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 YYZ?

Find hourly flight availability from Boston to Pearson Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 September 2025.

It’s typically best to fly out from Boston to Toronto Pearson Intl Airport in the morning. Doing so could potentially save you 32% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Pearson Intl

Get insights into the airlines that provide service to Pearson 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 Pearson Intl. Reviews last updated 19 September 2025.
Check out reviews from past customers who have flown with United Airlines and Air Canada from Boston to Toronto Pearson Intl Airport 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.
United Airlines
7.4
Good
8,925 reviews
Check prices

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,925 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from Boston to Pearson 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 Toronto Pearson Intl?

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Toronto Pearson Intl. You should not have trouble finding flights to Toronto Pearson Intl from Logan Intl; the airport handles an average of 12 outbound flights to Toronto Pearson Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Boston airport to Toronto Pearson Intl. It is only a 4.2 km journey to Logan Intl (BOS) from Boston’s city centre.

  • How long is the flight from Boston to Toronto Pearson Intl Airport?

    Departing from Boston to Toronto Pearson Intl Airport will take you 5h 44m. Boston and Toronto Pearson Intl Airport are separated by a distance of 715 km.

  • What are the cheapest airlines flying from Boston to Toronto Pearson Intl Airport round-trip?

    Air Canada, at C$ 270, was found to be the cheapest airline from Boston to Toronto Pearson Intl Airport. An alternate airline flying to your destination would be United Airlines. Air Canada is 48% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Boston to Toronto Pearson Intl Airport?

    Before booking your flight to Toronto Pearson Intl Airport from Boston, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (86%), ITA Airways (81%), Jazz( 73%).

  • What are the cheapest flights from Boston to Toronto Pearson Intl Airport?

    Looking for the cheapest flight from Boston to Toronto Pearson Intl Airport? While on average our users pay C$ 603, our data indicates the cheapest price to be C$ 128. The most popular route (Boston Logan Intl - Toronto Pearson Intl), is priced around C$ 324.

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

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

  • How can I find direct flights from Boston to Pearson Intl?

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

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

    Yes. Cheapflights offers flight deals from Boston to Pearson 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 Toronto Pearson Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Boston to Toronto Pearson Intl Airport (average of C$ 169). Flying from Boston to Toronto Pearson Intl Airport in July is currently the most expensive (average of C$ 258). 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 Toronto Pearson Intl Airport?

Book flights to Toronto Pearson Intl Airport if you plan to visit one of these locations
Brampton
Markham
Oakville
Collingwood
Vaughan
Richmond Hill
Burlington
Milton
Barrie
Muskoka
Kitchener
Pickering
Waterloo
Cambridge
Cobourg
Lindsay
Oshawa
Orillia
Peterborough
Brantford

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Alternative routes for Boston to Pearson Intl

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Toronto Island flights
Hartford to Pearson Intl flights
Albany to Pearson Intl flights
Boston to Hamilton flights

Top 2 airlines flying from Boston to Pearson Intl

Discover the top 2 airlines that operate flights from Boston to Pearson 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 19 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 270AverageC$ 468FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 343AverageC$ 541FlexibilityNo cancel feeOn-time69%
Search United 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 Boston to Pearson Intl?

Deals for Boston to Pearson 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 Pearson Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Pearson Intl from Boston.

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

Certainly. Search results for flights to Pearson Intl from Boston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Boston to Pearson Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pearson Intl from Boston today and book when prices fit your budget.

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