$106 Cheap Flights from Boston (BOS) to Toronto (YTZ)

View $106 flight on Mon, Dec 1, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)

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Cheap Flights from Boston to Toronto (BOS-YTZ)

Prices were available within the past 7 days and start at $106 for one-way flights and $223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Sat, Oct 4 - Wed, Oct 15
BOS
Boston
YTZ
Toronto
$223 Roundtrip, found 3 days ago
$223
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Sat, Oct 4 from Boston to Toronto, returning Wed, Oct 15, priced at $223 found 3 days ago
Air Canada
Tue, Sep 2 - Wed, Sep 3
BOS
Boston
YTZ
Toronto
$234 Roundtrip, found 3 days ago
$234
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Sep 2 from Boston to Toronto, returning Wed, Sep 3, priced at $234 found 3 days ago
Air Canada
Mon, Sep 29 - Wed, Oct 1
BOS
Boston
YTZ
Toronto
$237 Roundtrip, found 2 days ago
$237
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, Sep 29 from Boston to Toronto, returning Wed, Oct 1, priced at $237 found 2 days ago
Porter Airlines
Mon, Sep 29 - Wed, Oct 1
BOS
Boston
YTZ
Toronto
$239 Roundtrip, found 2 days ago
$239
Roundtrip
found 2 days ago
Select Porter Airlines flight, departing Mon, Sep 29 from Boston to Toronto, returning Wed, Oct 1, priced at $239 found 2 days ago
Porter Airlines
Tue, Sep 2 - Thu, Sep 4
BOS
Boston
YTZ
Toronto
$245 Roundtrip, found 7 hours ago
$245
Roundtrip
found 7 hours ago
Select Porter Airlines flight, departing Tue, Sep 2 from Boston to Toronto, returning Thu, Sep 4, priced at $245 found 7 hours ago
Porter Airlines
Wed, Sep 17 - Tue, Sep 23
BOS
Boston
YTZ
Toronto
$247 Roundtrip, found 5 hours ago
$247
Roundtrip
found 5 hours ago
Select Porter Airlines flight, departing Wed, Sep 17 from Boston to Toronto, returning Tue, Sep 23, priced at $247 found 5 hours ago
Air Canada
Sat, Oct 4 - Wed, Oct 15
BOS
Boston
YTZ
Toronto
$249 Roundtrip, found 3 days ago
$249
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Oct 4 from Boston to Toronto, returning Wed, Oct 15, priced at $249 found 3 days ago
Porter Airlines
Thu, Sep 4 - Sat, Sep 6
BOS
Boston
YTZ
Toronto
$250 Roundtrip, found 2 hours ago
$250
Roundtrip
found 2 hours ago
Select Porter Airlines flight, departing Thu, Sep 4 from Boston to Toronto, returning Sat, Sep 6, priced at $250 found 2 hours ago
Air Canada
Wed, Oct 1 - Wed, Oct 8
BOS
Boston
YTZ
Toronto
$252 Roundtrip, found 2 days ago
$252
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Oct 1 from Boston to Toronto, returning Wed, Oct 8, priced at $252 found 2 days ago
Air Transat
Mon, Sep 29 - Wed, Oct 1
BOS
Boston
YTZ
Toronto
$264 Roundtrip, found 2 days ago
$264
Roundtrip
found 2 days ago
Select Air Transat flight, departing Mon, Sep 29 from Boston to Toronto, returning Wed, Oct 1, priced at $264 found 2 days ago

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

March is typically the cheapest month to fly

From $211 - $414 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 Pearson Intl. YYZ. Cheapest option available. Average driving time to city center is 22 minutes. Flights from $280
YYZ
Pearson Intl.
Cheapest
Average driving time to city center22 min
Flights from $280
Flights from Boston (BOS) to Toronto (YTZ)
Origin airport
Logan Intl.
Destination airport
Billy Bishop Toronto City
Airlines serving
Air Canada, Air Transat, Porter Airlines
Roundtrip price
$223
Distance
432 mi
Average flight time
1 hour 49 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 October. 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 $106 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 Billy Bishop Toronto City Airport (YTZ) cost?
Lock in a cheap one-way flight from $106 or cheap return flight from $223 from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
October is the least expensive month to fly from BOS to YTZ. Timing your trip outside of the busy season is often the key to scoring lower fares.
Which airlines fly direct from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
Board a nonstop flight with Porter Airlines and journey straight from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ).
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from BOS to YTZ. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
Each day on average, 2 nonstop flights operate from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ). Select the departure time that best suits your travel plans.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
The 7 PM departures from BOS to YTZ are the most sought after. Greater demand means you'll likely pay more for these departures. If you want to save money, book during off-peak hours.
What day of the week has the most flights from BOS to YTZ?
Travel on a Friday if you're searching for the best choice of flights from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ).
What is the earliest flight from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
Catch the earliest flight at around 7:05AM UTC-5, departing from Logan Intl. Airport (BOS). You'll be traveling for approximately 1h 59m, landing at Billy Bishop Toronto City Airport (YTZ) at approximately 9:04AM UTC-5.
How long does it take to fly from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
It takes approximately 1 hour and 59 minutes to travel the 430 mi from BOS to YTZ.
What is the best time to fly from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
To avoid possible delays on the Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ) route, travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**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)?
Logan Intl. Airport (BOS) offers direct flights to Toronto. These are some of the airports you can fly to without layovers:

  • 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 Billy Bishop Toronto City Airport (YTZ) last-minute?
Waiting until right before your break to book a ticket from BOS to YTZ generally means paying more. While it's possible to find some last-minute offers, they're not always guaranteed. Keep your travel schedule open to maximize your chances of getting a bargain.
Is it cheaper to book a BOS to YTZ flight and hotel package?
Securing a BOS to YTZ flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our wide range of stays and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Billy Bishop Toronto City Airport (YTZ)?
Generally, it's possible to cancel or reschedule your BOS to YTZ flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.