$108 Cheap Flights from Boston (BOS) to Toronto (YYZ)

View $108 flight on Sun, Oct 5, 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 $108 for one-way flights and $239 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Sep 20 - Sat, Oct 4
BOS
Boston
YYZ
Toronto
$239 Roundtrip, found 3 days ago
$239
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Sep 20 from Boston to Toronto, returning Sat, Oct 4, priced at $239 found 3 days ago
Porter Airlines
Wed, Oct 29 - Fri, Oct 31
BOS
Boston
YYZ
Toronto
$250 Roundtrip, found 3 hours ago
$250
Roundtrip
found 3 hours ago
Select Porter Airlines flight, departing Wed, Oct 29 from Boston to Toronto, returning Fri, Oct 31, priced at $250 found 3 hours ago
Porter Airlines
Mon, Oct 27 - Thu, Oct 30
BOS
Boston
YYZ
Toronto
$252 Roundtrip, just found
$252
Roundtrip
just found
Select Porter Airlines flight, departing Mon, Oct 27 from Boston to Toronto, returning Thu, Oct 30, priced at $252 just found
United
Thu, Sep 25 - Sun, Sep 28
BOS
Boston
YYZ
Toronto
$255 Roundtrip, just found
$255
Roundtrip
just found
Select United flight, departing Thu, Sep 25 from Boston to Toronto, returning Sun, Sep 28, priced at $255 just found
American Airlines
Sun, Oct 5 - Sat, Oct 11
BOS
Boston
YYZ
Toronto
$256 Roundtrip, just found
$256
Roundtrip
just found
Select American Airlines flight, departing Sun, Oct 5 from Boston to Toronto, returning Sat, Oct 11, priced at $256 just found
Air Canada
Fri, Oct 3 - Mon, Oct 6
BOS
Boston
YYZ
Toronto
$260 Roundtrip, just found
$260
Roundtrip
just found
Select Air Canada flight, departing Fri, Oct 3 from Boston to Toronto, returning Mon, Oct 6, priced at $260 just found
Air Canada
Sun, Oct 5 - Sat, Oct 11
BOS
Boston
YYZ
Toronto
$262 Roundtrip, just found
$262
Roundtrip
just found
Select Air Canada flight, departing Sun, Oct 5 from Boston to Toronto, returning Sat, Oct 11, priced at $262 just found
Air Canada
Fri, Oct 3 - Mon, Oct 6
BOS
Boston
YYZ
Toronto
$266 Roundtrip, just found
$266
Roundtrip
just found
Select Air Canada flight, departing Fri, Oct 3 from Boston to Toronto, returning Mon, Oct 6, priced at $266 just found
Porter Airlines
Mon, Oct 27 - Fri, Oct 31
BOS
Boston
YYZ
Toronto
$266 Roundtrip, found 1 day ago
$266
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Mon, Oct 27 from Boston to Toronto, returning Fri, Oct 31, priced at $266 found 1 day ago
Delta
Wed, Sep 17 - Thu, Sep 18
BOS
Boston
YYZ
Toronto
$291 Roundtrip, just found
$291
Roundtrip
just found
Select Delta flight, departing Wed, Sep 17 from Boston to Toronto, returning Thu, Sep 18, priced at $291 just found

Find the cheapest month to fly from Boston (BOS) to Toronto (YYZ)

October is typically the cheapest month to fly

From $210 - $258 per traveler.

Graph displaying average flight prices per month

Alternative airports near Toronto

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Billy Bishop Toronto City YTZ. Closest option available. Average driving time to city center is 4 minutes. Flights from $281
YTZ
Billy Bishop Toronto City
Closest
Average driving time to city center4 min
Flights from $281
Flights from Boston (BOS) to Toronto (YYZ)
Origin airport
Logan Intl.
Destination airport
Pearson Intl.
Airlines serving
Air Canada, American Airlines, Delta, Porter Airlines, United
Roundtrip price
$228
Distance
443 mi
Average flight time
1 hour 59 mins

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 September. 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 $108 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?
Grab a cheap one-way flight from $108 or cheap return flight from $239 from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
The cheapest month to fly from BOS to YYZ is September, when demand is low. Off-peak months are generally when you'll find cheap fares for travel between these airports.
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 Logan Intl. Airport (BOS) to Pearson Intl. Airport (YYZ)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BOS to YYZ flight.
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.