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Cheap flights from Toronto Pearson Intl Airport to Boston from £108

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOS
3 Sep — 10 Sep1
1 adult

Cheapflights Tip: The best prices from Toronto Pearson Intl to Boston Logan Intl are usually found in September or May, booked 52 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Pearson Intl to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Pearson Intl (YYZ) to Boston (BOS). 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 29 August 2025.

Round-trip from

£172

One-way from

£108

Popular in

December

Cheapest in

September

Average price

£252

Good round-trip deal

£234 or less
Air Canada
  • Air Canada
  • 24/9-25/9
  • 2 total stops
  • 15h 03m total
  • Toronto to Boston
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Air Canada
  • Air Canada
  • 17/9
  • Nonstop
  • 1h 45m total
  • Toronto to Boston
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Highest demand for flights based on searches. 9% potential increase in price (£18 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Toronto Pearson Intl to Boston Logan Intl.
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Find flight deals from Pearson Intl to Boston

Cheapest flights from Pearson Intl to Boston
Explore the most affordable flight options available from Pearson Intl to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Wed 24/909:00YYZ - BOS
1 stop10h 24mMultiple Airlines
Thu 25/906:00BOS - YYZ
1 stop4h 39mMultiple Airlines
Deal found 28/8£172
Wed 24/907:30YYZ - BOS
1 stop5h 12mMultiple Airlines
Sun 28/906:00BOS - YYZ
1 stop4h 39mMultiple Airlines
Deal found 28/8£175
Fri 3/1007:30YYZ - BOS
1 stop5h 55mMultiple Airlines
Sun 5/1006:00BOS - YYZ
1 stop4h 39mMultiple Airlines
Deal found 27/8£178
Thu 30/1009:30YYZ - BOS
1 stop5h 47mUnited Airlines
Sun 2/1105:00BOS - YYZ
1 stop5h 48mUnited Airlines
Deal found 28/8£182
Fri 17/1007:30YYZ - BOS
1 stop7h 43mMultiple Airlines
Fri 17/1018:55BOS - YYZ
Nonstop1h 52mMultiple Airlines
Deal found 27/8£183
Thu 18/910:45YYZ - BOS
1 stop6h 32mMultiple Airlines
Sun 21/906:00BOS - YYZ
Nonstop1h 56mMultiple Airlines
Deal found 27/8£187
Wed 3/1209:00YYZ - BOS
2 stops9h 10mPorter Airlines
Mon 8/1215:30BOS - YYZ
1 stop4h 40mPorter Airlines
Deal found 28/8£190
Fri 12/919:47YYZ - BOS
1 stop4h 10mUnited Airlines
Mon 22/905:30BOS - YYZ
1 stop11h 49mUnited Airlines
Deal found 27/8£195
Fri 12/919:47YYZ - BOS
1 stop4h 10mMultiple Airlines
Wed 17/906:00BOS - YYZ
1 stop6h 39mMultiple Airlines
Deal found 28/8£197
Tue 11/1109:00YYZ - BOS
2 stops9h 10mPorter Airlines
Fri 14/1115:30BOS - YYZ
1 stop4h 40mPorter Airlines
Deal found 27/8£198
Sun 21/906:03YYZ - BOS
1 stop4h 48mDelta
Sat 27/909:59BOS - YYZ
1 stop7h 29mDelta
Deal found 28/8£198
Thu 11/907:30YYZ - BOS
1 stop4h 59mUnited Airlines
Tue 16/905:30BOS - YYZ
1 stop4h 34mUnited Airlines
Deal found 26/8£199

Cheapflights Fare Finder

 
Customise your flight search to find flights from Pearson Intl 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 858,174 searches. Data last updated 29 August 2025.
Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Boston that are best for you.

Fly from

Pearson Intl

Fly to

Boston

Route

Depart

Return

Price

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Wed 24/9

09:00-19:24

1 stop10h 24m

Boston Logan Intl

Thu 25/9

06:00-10:39

1 stop4h 39m

£172

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 6/11

09:30-15:17

1 stop5h 47m

Boston Logan Intl

Sun 9/11

05:30-11:40

1 stop6h 10m

£175

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 14/10

07:30-15:13

1 stop7h 43m

Boston Logan Intl

Thu 23/10

06:00-10:39

1 stop4h 39m

£175

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Wed 24/9

07:30-12:42

1 stop5h 12m

Boston Logan Intl

Sun 28/9

06:00-10:39

1 stop4h 39m

£175

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 7/11

18:40-22:47

1 stop4h 07m

Boston Logan Intl

Mon 10/11

05:30-11:40

1 stop6h 10m

£178

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 3/10

07:30-13:25

1 stop5h 55m

Boston Logan Intl

Sun 5/10

06:00-10:39

1 stop4h 39m

£178

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 30/10

09:30-15:17

1 stop5h 47m

Boston Logan Intl

Sun 2/11

05:00-10:48

1 stop5h 48m

£182

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 17/10

07:30-15:13

1 stop7h 43m

Boston Logan Intl

Fri 17/10

18:55-20:47

Nonstop1h 52m

£183

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 6/11

14:57-22:48

1 stop7h 51m

Boston Logan Intl

Fri 7/11

05:30-11:40

1 stop6h 10m

£183

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sun 12/10

07:30-13:25

1 stop5h 55m

Boston Logan Intl

Wed 15/10

08:00-13:47

1 stop5h 47m

£187

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 21 results
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Best time to book a flight from Pearson Intl to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Pearson Intl with our price prediction graph.
Estimated return 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 Toronto Pearson Intl Airport to Boston

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

Use this chart to determine the optimal time to book a return flight from Pearson Intl to Boston. Price data was last updated on 22 August 2025.

The best time to book flights from Toronto Pearson Intl Airport to Boston is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to Boston?

Currently, October is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Boston (average of £10). Flying from Toronto Pearson Intl Airport to Boston in July is currently the most expensive (average of £724). 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 YYZ to BOS?

Find hourly flight availability from Pearson Intl 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 29 August 2025.

A simple way to save on the total cost of your ticket is to fly from Toronto Pearson Intl Airport to Boston in the morning. If you’re flexible enough to do this you can expect to save up to 82% on your trip compared to booking a flight at midday.

How much does it cost for a return flight from Toronto Pearson Intl Airport to Boston?

Related info for your journey

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

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Toronto Pearson Intl. On average, Logan Intl has 6 inbound flights from Toronto Pearson Intl per day from 0 airlines. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • What are the cheapest airlines to fly from Toronto Pearson Intl Airport to Boston one-way?

    The cheapet airlines for a one-way flight from Toronto Pearson Intl Airport to Boston are Air Canada (£108), Porter Airlines (£110), and United Airlines (£112).

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

    The top 3 most reliable airlines when flying from Toronto Pearson Intl Airport to Boston are Jazz (58%), Air Canada (55%) and Brussels Airlines (51%).

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

    On average you can expect to pay £377 for a flight from Toronto Pearson Intl Airport to Boston. The cheapest flight overall is £215 while the most popular route, (Toronto Pearson Intl - Boston Logan Intl) is currently priced at £157.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Boston (average of £10). Flying from Toronto Pearson Intl Airport to Boston in July is currently the most expensive (average of £724). 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
Burlington
Peabody
Cambridge
Somerville
Quincy
Chelmsford

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

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

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