$103 Cheap Flights from Boston (BOS) to Toronto (YYZ)

View $103 flight on Sun, Jul 20, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Toronto Pearson Intl. Airport (YYZ)

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Cheap Flights from Boston to Toronto (BOS-YYZ)

Prices were available within the past 7 days and start at $103 for one-way flights and $245 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, Nov 9 - Tue, Nov 11
BOS
Boston
YYZ
Toronto
$245 Roundtrip, found 4 hours ago
$245
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sun, Nov 9 from Boston to Toronto, returning Tue, Nov 11, priced at $245 found 4 hours ago
American Airlines
Fri, Oct 3 - Sun, Oct 5
BOS
Boston
YYZ
Toronto
$246 Roundtrip, just found
$246
Roundtrip
just found
Select American Airlines flight, departing Fri, Oct 3 from Boston to Toronto, returning Sun, Oct 5, priced at $246 just found
Air Canada
Wed, Aug 6 - Tue, Aug 19
BOS
Boston
YYZ
Toronto
$247 Roundtrip, found 10 hours ago
$247
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Wed, Aug 6 from Boston to Toronto, returning Tue, Aug 19, priced at $247 found 10 hours ago
United
Mon, Jul 28 - Sat, Aug 2
BOS
Boston
YYZ
Toronto
$250 Roundtrip, found 11 hours ago
$250
Roundtrip
found 11 hours ago
Select United flight, departing Mon, Jul 28 from Boston to Toronto, returning Sat, Aug 2, priced at $250 found 11 hours ago
Delta
Wed, Oct 22 - Wed, Oct 29
BOS
Boston
YYZ
Toronto
$251 Roundtrip, found 20 hours ago
$251
Roundtrip
found 20 hours ago
Select Delta flight, departing Wed, Oct 22 from Boston to Toronto, returning Wed, Oct 29, priced at $251 found 20 hours ago
Air Canada
Mon, Aug 4 - Mon, Aug 11
BOS
Boston
YYZ
Toronto
$252 Roundtrip, found 4 hours ago
$252
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Mon, Aug 4 from Boston to Toronto, returning Mon, Aug 11, priced at $252 found 4 hours ago
Air Canada
Fri, Sep 5 - Sun, Sep 7
BOS
Boston
YYZ
Toronto
$253 Roundtrip, just found
$253
Roundtrip
just found
Select Air Canada flight, departing Fri, Sep 5 from Boston to Toronto, returning Sun, Sep 7, priced at $253 just found
Air Canada
Thu, Aug 7 - Mon, Aug 11
BOS
Boston
YYZ
Toronto
$254 Roundtrip, found 3 hours ago
$254
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Thu, Aug 7 from Boston to Toronto, returning Mon, Aug 11, priced at $254 found 3 hours ago
Delta
Sat, Sep 6 - Tue, Sep 16
BOS
Boston
YYZ
Toronto
$255 Roundtrip, found 1 hour ago
$255
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Sep 6 from Boston to Toronto, returning Tue, Sep 16, priced at $255 found 1 hour ago
Porter Airlines
Wed, Oct 29 - Mon, Nov 3
BOS
Boston
YYZ
Toronto
$266 Roundtrip, just found
$266
Roundtrip
just found
Select Porter Airlines flight, departing Wed, Oct 29 from Boston to Toronto, returning Mon, Nov 3, priced at $266 just found
0
Flights from Boston (BOS) to Toronto (YYZ)
Origin airport
Logan Intl.
Destination airport
Pearson Intl.
Airlines serving
Air Canada, American Airlines, Delta, Porter Airlines, Sun Country Airlines, United
Roundtrip price
$234
Distance
443 mi

Boston to Toronto Flights

The cheapest times to fly from Boston to Toronto

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Toronto are during the month of November. You can find some of the cheapest flights from Boston to Toronto with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Toronto

Sunday is one of the best days to book for cheap flights from Boston to Toronto: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Toronto

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Toronto in 2025. You can also book with separate airlines for your outbound and return journeys, from $103 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Toronto flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Toronto airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ) cost?
You can book cheap return tickets starting at $252 from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Air Canada and Porter Airlines flight leaving BOS on July 22 2025 and touching down at YYZ. The price was last updated on June 25 2025 and has not changed since.
What is the cheapest month to fly from BOS to YYZ?
Secure a low fare by booking your direct flight from BOS to YYZ in October. You can find a one-way Air Canada flight for $117 leaving on October 13 2025. This price is based on the cheapest direct flight found on Expedia for this route in the next 330 days. The price was last updated on June 25 2025 and remains unchanged.
Which airlines fly direct from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
Take a nonstop flight with Air Canada and go straight from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ).
What is the cheapest airline that flies from BOS to YYZ?
Currently, the cheapest airline offering one-way flights from BOS to YYZ is Air Canada. You can take off on this route from $117. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BOS on September 19 2025. Prices were last updated on June 25 2025 and have not changed since.
How many flights per day from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
Each day on average, 5 direct flights operate from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ). Choose the departure time that best fits your itinerary.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
More travelers fly between BOS and YYZ at 6 AM than at any other time of day. Looking for a quieter experience? Consider flying outside peak hours and it's possible you'll save on your ticket as well.
What day of the week has the most flights from BOS to YYZ?
Fly on a Friday if you're looking for the largest selection of flights from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ).
What is the earliest flight from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
Logan Intl. Airport (BOS)'s earliest flight to Pearson Intl. Airport (YYZ) is at approximately 6:10AM UTC-5. With a travel time of 2h 12m, you'll touch down at around 8:22AM UTC-5.
How long does it take to fly from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
Flights from BOS to YYZ have an average travel time of 2 hours and 4 minutes. The total distance between these two airports is 440 mi.
What airline has the least delays from BOS to YYZ?
American Airlines has the best track record for on-time direct flights from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ), with an on-time score of 88%. Use the Expedia App to view your flight schedule before you head off and receive notifications about any trip changes.
What is the best time to fly from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
To land at Pearson Intl. Airport (YYZ) without delays, opt for a flight that takes off from Logan Intl. Airport (BOS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Toronto from Logan Intl. Airport (BOS)?
Board a direct flight from Logan Intl. Airport (BOS) to Toronto and come in for landing at any one of these airports:
  • Pearson Intl. Airport (YYZ)
  • Billy Bishop Toronto City Airport (YTZ)
  • Buffalo Niagara Intl. Airport (BUF)

Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ) last-minute?
Holding off until just before your departure to book your flight from BOS to YYZ generally means paying more. While you may find some last-minute deals, there's no guarantee. Allow some flexibility in your schedule for a better chance of scoring a bargain.
Is it cheaper to book a BOS to YYZ flight and hotel package?
You'll typically save money by booking a BOS to YYZ flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred accommodations and flights, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
If you reserved your BOS to YYZ flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.