Flights from Boston to Toronto

Our cheapest offers for flights from Boston to Toronto

Here you can compare cheap flights from Boston (BOS) to Toronto (YYZ) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Toronto. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Boston
Toronto
Outbound
08/27/25
direct
AC0767
01h 55min
Return
08/30/25
direct
AC0756
01h 43min
Air Canada ?
$247
Boston
Toronto
Outbound
10/10/25
1 Stopover (YUL)
AC8603, AC0405
04h 39min
Return
11/04/25
direct
AC8694
01h 42min
Air Canada ?
$264
Boston
Toronto
Outbound
10/18/25
1 Stopover (PHL)
AA3117, AA5886
06h 04min
Return
11/17/25
1 Stopover (PHL)
AA5886, AA1874
04h 30min
American Airlines ?
$276
Boston
Toronto
Outbound
10/18/25
2 Stopovers (ATL, EWR, JFK)
NK1179, NK0741, F81615
30h 30min
Return
11/17/25
1 Stopover (YOW)
PD0163, PD2345
03h 50min
Spirit Airlines, Flair Airlines
$292
Boston
Toronto
Outbound
10/18/25
direct
UA8471
01h 56min
Return
11/17/25
1 Stopover (YOW)
PD0163, PD2345
03h 50min
United Airlines ?
$293
Boston
Toronto
Outbound
10/10/25
1 Stopover (YUL)
AC8603, AC0405
04h 39min
Return
11/04/25
direct
AC8690
01h 42min
Air Canada ?
$306
Boston
Toronto
Outbound
10/18/25
1 Stopover (EWR)
UA0475, UA3622
04h 19min
Return
11/17/25
1 Stopover (YUL)
AC0406, AC8608
04h 38min
United Airlines ?
$310
Boston
Toronto
Outbound
10/18/25
direct
UA8027
01h 48min
Return
11/17/25
direct
UA8530
01h 42min
United Airlines ?
$317
Boston
Toronto
Outbound
10/18/25
1 Stopover (EWR)
UA1833, UA3555
05h 38min
Return
11/17/25
direct
UA8645
01h 42min
United Airlines
$330
Boston
Toronto
Outbound
11/03/25
2 Stopovers (FLL, MCO)
NK0296, NK0196, F81693
13h 50min
Return
11/12/25
2 Stopovers (YYT, YOW)
PD0239, PD0298, PD2345
10h 25min
Spirit Airlines, Flair Airlines
$334
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Boston to Toronto

Favorite airline: Lynx Air
75 % of flights booked on the route from Boston to Toronto are booked with Lynx Air, Porter Airlines and United Airlines.
Lynx Air
42 %
Porter Airlines
21 %
United Airlines
12 %
Direct flights are the cheapest connection
Flights with a stopover are on average $64.00 more expensive than direct flights.
non stop flight
1 stop
2 stops
01h 53min
07h 01min
12h 00min
$ 154
$ 218
$ 506
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 58 % of travelers will book a direct flight.
Route
bookings
Direct flights
01h 53min, from $ 154
58 %
1 stopover Ottawa Macdonald-Cartier International Airport
07h 01min, from $ 218
26 %
2 stopovers Norfolk, Virginia Orlando International Airport, FL
12h 00min, from $ 506
11 %

Important flight information

Flight information: Boston - Toronto

Roundtrip from $ 246,51
Flight duration min. 01:55 / max. 02:18
Return flight duration min. 01:33/ max. 02:58
Distance 717 km
Flights per week 85
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport Toronto - Lester B. Pearson International Airport (YYZ)
Destination country Flights to Canada
Alternative routes to Canada
Alternative flights to Toronto
Flight destinations with a similar price
Flight destinations with a similar price