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$122+ Cheap flights from Toronto (YTO) to Boston (BOS)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — BOS
Sep 5 — Sep 121
Sat 9/5
Sat 9/12
1 adult, Economy
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Find cheap flights from Toronto to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Toronto to Boston Logan Intl are usually found in July or November, booked 74 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap 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 August 6, 2026.

This FlightHub deal was found by Cheapflights users on 8/5. 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.
Wed 9/28:50 am -
Nonstop1h 40m
Wed 9/92:20 pm -
1 stop5h 55m
Deal found 8/5$183
This FlightHub deal was found by Cheapflights users on 8/5. 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.
Mon 8/317:25 am -
Nonstop1h 40m
Sat 9/58:10 pm -
Nonstop1h 55m
Deal found 8/5$183
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:30 am -
1 stop5h 20m
Sun 9/202:20 pm -
1 stop4h 35m
Deal found 8/5$184
This Kissandfly.com deal was found by Cheapflights users on 8/4. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:25 am -
Nonstop1h 40m
Sun 8/303:55 pm -
1 stop6h 09m
Deal found 8/4$184
This Trip.com deal was found by Cheapflights users on 8/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:35 pm -
Nonstop1h 40m
Fri 8/288:30 pm -
Nonstop1h 47m
Deal found 8/1$185
This Super.com deal was found by Cheapflights users on 8/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:10 pm -
Nonstop1h 40m
Tue 9/17:30 pm -
Nonstop1h 55m
Deal found 8/3$185
This Justfly.com deal was found by Cheapflights users on 8/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:35 pm -
Nonstop1h 40m
Sun 8/308:30 pm -
Nonstop1h 47m
Deal found 8/2$186
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:55 pm -
Nonstop1h 43m
Sun 8/306:00 am -
Nonstop1h 55m
Deal found 8/5$186
This Justfly.com deal was found by Cheapflights users on 8/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:55 am -
1 stop4h 05m
Tue 8/258:30 pm -
Nonstop1h 47m
Deal found 8/2$187
This FlightHub deal was found by Cheapflights users on 8/2. 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 9/31:35 pm -
Nonstop1h 40m
Mon 9/74:30 pm -
1 stop5h 46m
Deal found 8/2$188
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Fri 9/111:35 pm -
Nonstop1h 40m
Tue 9/1511:10 am -
Nonstop1h 47m
Deal found 8/1$189
This iWofly deal was found by Cheapflights users on 8/3. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:25 am -
Nonstop1h 40m
Sat 10/1710:05 am -
Nonstop1h 55m
Deal found 8/3$189

Find 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 August 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$183
(Trip.com)

One-way from

$122
(Kiwi.com)

Popular in

April

Cheapest in

July

Average price

$262

Good round-trip deal

$189 or less

Good one-way deal

$139 or less
Provider with most accurate pricing for Toronto (YTO)-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Boston Logan Intl flights.
Search Deals
From Toronto (YTO) to Boston Logan Intl
Search Deals
One-way flight from Toronto (YTO) to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($34 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 August 2026
Search Deals
Price to beat on a round-trip flight from Toronto (YTO) to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Toronto (YTO) to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated August 6, 2026.
Use the filters below to find and compare flights from Toronto to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBoston

YTZ Toronto Island - BOS Boston Logan Intl

YTZBOS

Toronto Island

Mon 8/31

3:05 pm-4:46 pm

Nonstop1h 41m

Boston Logan Intl

Mon 11/2

8:00 am-9:54 am

Nonstop1h 54m

$191

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Wed 8/26

5:10 pm-6:50 pm

Nonstop1h 40m

Boston Logan Intl

Tue 9/8

7:30 pm-9:25 pm

Nonstop1h 55m

$200

TorontoBoston

YTZ Toronto Island - BOS Boston Logan Intl

YTZBOS

Toronto Island

Fri 9/25

7:15 pm-8:55 pm

Nonstop1h 40m

Boston Logan Intl

Sun 9/27

7:00 am-8:47 am

Nonstop1h 47m

$218

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Sun 9/6

12:45 pm-11:59 pm

1 stop11h 14m

Boston Logan Intl

Fri 9/25

5:50 am-11:33 am

1 stop5h 43m

$231

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Sat 9/26

3:00 pm-10:45 pm

1 stop7h 45m

Boston Logan Intl

Sun 9/27

5:50 am-11:33 am

1 stop5h 43m

$231

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Thu 10/22

5:15 pm-12:54 am

1 stop7h 39m

Boston Logan Intl

Mon 10/26

6:50 pm-11:41 pm

1 stop4h 51m

$233

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Sat 9/5

5:35 pm-7:15 pm

Nonstop1h 40m

Boston Logan Intl

Tue 9/8

3:55 pm-10:04 pm

1 stop6h 09m

$235

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Thu 8/27

7:30 am-4:48 pm

1 stop9h 18m

Boston Logan Intl

Sun 8/30

5:45 am-12:35 pm

1 stop6h 50m

$236

TorontoBoston

YTZ Toronto Island - BOS Boston Logan Intl

YTZBOS

Toronto Island

Mon 8/17

3:05 pm-4:46 pm

Nonstop1h 41m

Boston Logan Intl

Sat 8/22

5:30 pm-7:17 pm

Nonstop1h 47m

$240

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Fri 9/11

7:30 am-11:17 am

1 stop3h 47m

Boston Logan Intl

Sun 9/13

7:05 am-3:46 pm

1 stop8h 41m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 58 resultsSorted by cheapest first
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Compare providers for flights from Toronto to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Toronto to Boston in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Toronto-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Toronto-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Toronto-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Toronto-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Toronto-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 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 Toronto to Boston

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

Currently, September is the cheapest month in which you can book a flight from Toronto to Boston (average of $259). Flying from Toronto to Boston in April is currently the most expensive (average of $346). 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 August 6, 2026.

It’s optimal to fly from Toronto to Boston in the morning. By choosing this option you can save up to 64% on the cost of your flight, compared to a flight in the afternoon.

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 August 6, 2026.

The most flights from YTO to BOS are scheduled on a Wednesday (34 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).

How much does it cost to fly round-trip from Toronto to Boston?

Airfare is below average for this route at the moment.
Toronto to Boston flights typically cost between $213 and $347 in September.
The cheapest round-trip price found within the last 5 days was $183 on Porter Airlines (Sep 3-Sep 10).

How often are flights from Toronto to Boston delayed?

About 25% of weekly flights between Toronto and Boston have experienced delays in the past year, with the average delay time being 118 minutes.

What is the most punctual flight time for Toronto 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?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

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

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

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

To ensure you get the cheapest price possible for a flight from Toronto to Boston, you should look to book at least 85 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 day to fly from Toronto to Boston?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Boston. Price data was last updated on August 1, 2026.

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

The best insider tips for Toronto to Boston flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Toronto to Boston trip
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on Emirates

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on Porter Airlines

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
Kaitlyn McInnis

Kaitlyn McInnis

Expert on YYZ and YTZ

Kaitlyn is a guidebook author and travel writer splitting her time between Atlantic Canada and Istanbul, Türkiye. She has visited over fifty countries and all seven continents, so she is very familiar with many hotels, airports and airlines around the globe. But her favorite type of vacation is sunbathing by the sea with a good book in hand.

Read more

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 August 6, 2026.
Read through reviews of airlines operating flights from Toronto to Boston, such as Porter Airlines,Air Transat, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
450 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

6.9

Food

7.5

Comfort

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
450 reviews
Porter Airlines
8.0
Very good
450 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

6.9

Food

7.5

Comfort

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Transat
7.8
Good
572 reviews
Porter Airlines
8.0
Very good
450 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

6.9

Food

7.5

Comfort

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Canada
7.1
Good
11,429 reviews
Porter Airlines
8.0
Very good
450 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

6.9

Food

7.5

Comfort

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

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?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Boston from Toronto. Booking flights from Toronto to Logan Intl (BOS) should be relatively easy as there are 30 daily inbound flights from Toronto from 4 different airlines.

  • How long is the flight from Toronto to Boston?

    For as low as $191, Porter Airlines can have you in Boston from Toronto in 1h 41m. Toronto and Boston 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 flying from Toronto to Boston round-trip?

    Cheapflights users have booked flights from Toronto to Boston round-trip from $180. Other airlines that can offer you cheap pricing are Porter Airlines, from $186, and Air Transat, from $246. You may be able to fly from Toronto to Boston for 34% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $117. Users have also found prices from $122 and $149 on Porter Airlines and Air Transat, respectively.

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

    The most popular flight routes from Toronto to Boston are Toronto Pearson Intl - Boston Logan Intl, Toronto Island - Boston Logan Intl and Hamilton - Boston Logan Intl.

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

    Consider Jazz (92%), Air Canada (73%) or United Airlines (68%) when booking your flight. These represent the most reliable airlines when flying from Toronto to Boston.

  • What are the cheapest flights from Toronto to Boston?

    On average you can expect to pay $573 for a flight from Toronto to Boston. The cheapest flight overall is $120 while the most popular route, (Toronto Pearson Intl - Boston Logan Intl) is currently priced at $173.

  • 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 vacation 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, September is the cheapest month in which you can book a flight from Toronto to Boston (average of $259). Flying from Toronto to Boston in April is currently the most expensive (average of $346). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Randolph
Cambridge
Concord
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Hampton Beach
Auburn
York Beach
Chelsea
Londonderry
Swansea
Fitchburg
North Falmouth
Braintree
Revere

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Toronto to Boston

Discover the top 4 airlines that operate flights from Toronto 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 2,558,603 searches. Data last updated August 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$180Average$288FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$186Average$274FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$246Average$419FlexibilityNo cancel feeOn-time50%
United AirlinesCheapest$305Average$553FlexibilityNo cancel feeOn-time69%

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