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Flights from Boston to Toronto Starting at $57

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Boston to Toronto?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Find cheap airlines flights from Boston to Toronto

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Lynx Air
From $57
Delta Air Lines
From $116
Frontier Airlines
From $121
American Airlines
From $127
Air Canada
From $137
Spirit Airlines
From $139
Jetblue Airways
From $165
Southwest Airlines
From $209
United Airlines
From $238
Porter Airlines
From $306
ANA airlines

Find more flights and airlines

Alternative Cheap Routes from Boston to Toronto

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Boston to Toronto.

  • Cheapest
    Lynx Air
    BOS
    10:10
    1h 53m
    Direct
    YYZ
    12:03
    General Edward Lawrence Logan International Airport - Toronto Pearson International Airport
    Fri, Apr 19Lynx Air
    $57
  • Frontier Airlines
    BOS
    11:53
    11h 2m
    2 transfer
    YKF
    22:55
    General Edward Lawrence Logan International Airport - Region Of Waterloo International Airport
    Tue, Apr 9Frontier Airlines
    $121
  • Spirit Airlines
    BOS
    06:05
    8h 25m
    1 transfer
    YHM
    14:30
    General Edward Lawrence Logan International Airport - Hamilton John C. Munro International Airport
    Fri, Mar 29Spirit Airlines
    $139
  • Spirit Airlines
    BOS
    06:05
    8h 25m
    1 transfer
    YHM
    14:30
    General Edward Lawrence Logan International Airport - Hamilton John C. Munro International Airport
    Fri, Mar 29Spirit Airlines
    $139
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Boston (BOS) to Toronto (YTO) the cheapest?

    Airlines adjust prices for flights from Boston to Toronto based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Boston (BOS) to Toronto (YTO) cost?

    According to Trip.com's data, the lowest price is around $327.
  • How long does it take to fly from Boston (BOS) to Toronto (YTO) and what is the distance?

    It takes around 2 hours 11 minutes to fly from Boston (BOS) to Toronto (YTO).
  • What is the transportation method from the main airport to downtown in Toronto?

    • The distance from Toronto Pearson International Airport to downtown is about 18km. It takes about 30 minutes by taxi.
    • The distance from Billy Bishop Toronto City Airport to downtown is about 2km. It takes about 20 minutes by taxi.
  • What are the most popular airlines that fly from Boston (BOS) to Toronto (YTO)?

    Airlines with flights from Boston (BOS) to Toronto (YTO): United Airlines, Air Canada, Porter Airlines, TAP Air Portugal, Emirates, Scandinavian Airlines and Turkish Airlines.

Travel Info | Boston to Toronto

Cheapest nonstop flight price

$57

Cheapest round-trip ticket price

$143

Off-season for travel

January

Peak season for travel

September