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Cheap flights from Toronto to Boston from £109

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — BOS
23 Apr — 30 Apr1
1 adult

Cheapflights Tip: The best prices from Toronto to Boston Logan Intl are usually found in March or May, booked 83 days in advance, depart on a Thursday or Friday and return on a Sunday

Cheap flight deals from Toronto to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) 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 18 April 2025.

Round-trip from

£163

One-way from

£109

Popular in

April

Cheapest in

March

Average price

£251

Good one-way deal

£186 or less
Porter Airlines
  • Porter Airlines
  • 13/5-21/5
  • Nonstop
  • 3h 30m total
  • Toronto to Boston
Porter Airlines
  • Porter Airlines
  • 13/5
  • 2 total stops
  • 9h 18m total
  • Toronto to Boston
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a one-way flight from Toronto (YTO) to Boston Logan Intl.

Find flight deals from Toronto to Boston

Cheapest flights from Toronto to Boston
Explore the most affordable flight options available from Toronto to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2025.

Tue 13/520:20YTZ - BOS
Nonstop1h 41mPorter Airlines
Wed 21/518:55BOS - YTZ
Nonstop1h 49mPorter Airlines
Deal found 18/4£163
Tue 13/512:25YTZ - BOS
1 stop5h 32mAir Canada
Wed 21/510:20BOS - YTZ
1 stop4h 30mAir Canada
Deal found 17/4£165
Tue 13/509:45YYZ - BOS
Nonstop1h 43mUnited Airlines
Wed 21/510:40BOS - YYZ
Nonstop1h 54mUnited Airlines
Deal found 17/4£170
Tue 13/516:00YYZ - BOS
1 stop5h 57mAir Canada
Wed 21/510:40BOS - YYZ
Nonstop1h 54mAir Canada
Deal found 17/4£171
Tue 13/510:25YTZ - BOS
1 stop4h 07mMultiple Airlines
Wed 21/520:20BOS - YTZ
Nonstop1h 49mMultiple Airlines
Deal found 17/4£181
Sat 10/514:30YYZ - BOS
1 stop3h 56mDelta
Sun 11/506:05BOS - YYZ
1 stop5h 15mDelta
Deal found 17/4£186
Tue 13/513:30YYZ - BOS
1 stop25h 14mMultiple Airlines
Wed 21/515:49BOS - YYZ
1 stop22h 16mMultiple Airlines
Deal found 18/4£190
Thu 5/607:00YYZ - BOS
2 stops11h 08mPorter Airlines
Thu 12/608:45BOS - YYZ
1 stop3h 43mPorter Airlines
Deal found 17/4£211
Sat 26/409:05YTZ - BOS
Nonstop1h 35mAir Transat
Mon 28/410:20BOS - YTZ
Nonstop1h 59mAir Transat
Deal found 18/4£441

Cheapflights Fare Finder

Customise your flight search to find flights from Toronto 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 18 April 2025.
Use the filters below to find and compare flights from Toronto to Boston that are best for you.

Fly from

Toronto

Fly to

Boston

Route

Depart

Return

Price

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 13/5

20:20-22:01

Nonstop1h 41m

Boston Logan Intl

Wed 21/5

18:55-20:44

Nonstop1h 49m

£163

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 13/5

12:25-17:57

1 stop5h 32m

Boston Logan Intl

Wed 21/5

10:20-14:50

1 stop4h 30m

£165

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 13/5

09:45-11:28

Nonstop1h 43m

Boston Logan Intl

Wed 21/5

10:40-12:34

Nonstop1h 54m

£170

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 13/5

16:00-21:57

1 stop5h 57m

Boston Logan Intl

Wed 21/5

10:40-12:34

Nonstop1h 54m

£171

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 13/5

10:25-14:32

1 stop4h 07m

Boston Logan Intl

Wed 21/5

20:20-22:09

Nonstop1h 49m

£181

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sat 10/5

14:30-18:26

1 stop3h 56m

Boston Logan Intl

Sun 11/5

06:05-11:20

1 stop5h 15m

£186

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 13/5

13:30-14:44

1 stop25h 14m

Boston Logan Intl

Wed 21/5

15:49-14:05

1 stop22h 16m

£190

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 5/6

07:00-18:08

2 stops11h 08m

Boston Logan Intl

Thu 12/6

08:45-12:28

1 stop3h 43m

£211

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sun 14/9

06:30-17:40

1 stop11h 10m

Boston Logan Intl

Sat 20/9

18:25-06:12

1 stop11h 47m

£496

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 13/5

08:50-18:08

2 stops9h 18m

£109

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 15 results
1
2

Best time to book a flight from Toronto to Boston

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

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

Use this chart to determine the optimal time to book a return flight from Toronto to Boston. Price data was last updated on 11 April 2025.

To ensure you get the cheapest price possible for a flight from Toronto to Boston, you should look to book at least 83 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 Toronto to Boston?

Currently, October is the cheapest month in which you can book a flight from Toronto to Boston (average of £10). Flying from Toronto 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 YTO to BOS?

Find hourly flight availability from Toronto 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 18 April 2025.

It’s optimal to fly from Toronto to Boston in the morning. By choosing this option you can save up to 76% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Toronto to Boston

Explore weekly flight availability from Toronto 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 18 April 2025.

The most flights from YTO to BOS are scheduled on a Wednesday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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 18 April 2025.
Peruse reviews from past customers who have flown with Porter Airlines, Delta and United Airlines from Toronto to Boston 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.

Boarding

8.2

Overall

8.0

Food

7.6

Crew

8.7

Comfort

8.0

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Boarding

8.2

Overall

8.0

Food

7.6

Crew

8.7

Comfort

8.0

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
8.0
Very Good

Boarding

8.2

Overall

8.0

Food

7.6

Crew

8.7

Comfort

8.0

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Boarding

8.2

Overall

8.0

Food

7.6

Crew

8.7

Comfort

8.0

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Boarding

8.2

Overall

8.0

Food

7.6

Crew

8.7

Comfort

8.0

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Boarding

8.2

Overall

8.0

Food

7.6

Crew

8.7

Comfort

8.0

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

Find useful and relevant information for your journey from Toronto 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?

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Toronto. On average, Logan Intl has 15 inbound flights from Toronto 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 flying from Toronto to Boston round-trip?

    Our cheapest airline available from Toronto to Boston is Porter Airlines. Our recent data shows that you can find tickets from as low as £163 on this airline. Additional options worth looking into are Air Canada and United Airlines, starting at £165 and £170 round-trip. Porter Airlines is currently priced 23% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as £109. Users have also found prices from £115 and £119 on Delta and United Airlines, respectively.

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

    The top 3 most reliable airlines when flying from Toronto to Boston are Jazz (64%), United Airlines (60%) and Air Canada (60%).

  • What are the cheapest flights from Toronto to Boston?

    Looking at all options, your cheapest flight can be booked for £111. While the most popular route (Toronto Island - Boston Logan Intl) can be booked for £205 on average our data indicates £195 when flying from Toronto to Boston.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Toronto 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 to Boston?

    Currently, October is the cheapest month in which you can book a flight from Toronto to Boston (average of £10). Flying from Toronto 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 Toronto?

Book flights to Toronto if you plan to visit one of these locations
Cambridge
Somerville
Quincy
Chelmsford
Burlington
Kittery

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

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

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