Find cheap flights to Boston – Compare and Save

1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Boston

 
These are the airlines KAYAK users have selected most often from within our search results for flights to Boston
These are the airlines KAYAK users have selected most often from within our search results for flights to Boston
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Cheap Flights to Boston

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals to Boston

Sat, 23 May - Tue, 26 May
Porter Airlines Logo
7:00 a.m. - 3:55 p.m.
YYC
-
BOS
6h 55m
1 stop
Porter Airlines Logo
7:10 a.m. - 4:30 p.m.
BOS
-
YYC
11h 20m
2 stops
C$ 276Porter Airlines
Mon, 27 Apr - Mon, 4 May
WestJet Logo
10:50 a.m. - 5:40 p.m.
YYC
-
BOS
4h 50mdirect
WestJet Logo
6:30 p.m. - 9:55 p.m.
BOS
-
YYC
5h 25mdirect
C$ 281WestJet
Mon, 4 May - Fri, 15 May
WestJet Logo
10:50 a.m. - 5:40 p.m.
YYC
-
BOS
4h 50mdirect
WestJet Logo
6:30 p.m. - 9:55 p.m.
BOS
-
YYC
5h 25mdirect
C$ 286WestJet
Thu, 14 May - Sun, 17 May
Air Canada Logo
7:00 a.m. - 2:47 p.m.
YYZ
-
BOS
7h 47m
2 stops
Air Canada Logo
3:40 p.m. - 9:58 p.m.
BOS
-
YYZ
6h 18m
1 stop
C$ 293Air Canada
Fri, 24 Jul - Tue, 28 Jul
Porter Airlines Logo
6:00 p.m. - 7:41 p.m.
YTZ
-
BOS
1h 41mdirect
Porter Airlines Logo
3:25 p.m. - 9:48 p.m.
BOS
-
YTZ
6h 23m
1 stop
C$ 293Porter Airlines
Sat, 16 May - Mon, 18 May
Air Transat Logo
3:05 p.m. - 4:46 p.m.
YTZ
-
BOS
1h 41mdirect
Air Transat Logo
7:10 a.m. - 8:57 a.m.
BOS
-
YTZ
1h 47mdirect
C$ 295Air Transat
Thu, 14 May - Sun, 17 May
Multiple Airlines Logo
8:00 a.m. - 2:47 p.m.
YYZ
-
BOS
6h 47m
1 stop
Multiple Airlines Logo
10:05 a.m. - 12:00 p.m.
BOS
-
YYZ
1h 55mdirect
C$ 295Multiple Airlines
Sat, 13 Jun - Fri, 19 Jun
Air Canada Logo
4:15 p.m. - 5:59 p.m.
YYZ
-
BOS
1h 44mdirect
Air Canada Logo
5:10 a.m. - 7:05 a.m.
BOS
-
YYZ
1h 55mdirect
C$ 296Air Canada
Wed, 29 Apr - Wed, 6 May
United Airlines Logo
3:25 p.m. - 9:54 p.m.
YUL
-
BOS
6h 29m
1 stop
United Airlines Logo
10:00 a.m. - 4:10 p.m.
BOS
-
YUL
6h 10m
1 stop
C$ 329United Airlines
Wed, 15 Apr - Mon, 27 Apr
Delta Logo
12:05 p.m. - 11:35 p.m.
YVR
-
BOS
8h 30m
1 stop
Delta Logo
5:50 a.m. - 10:50 a.m.
BOS
-
YVR
8h 00m
1 stop
C$ 395Delta