Find Deals on Flights from Boston Logan International to Seattle/Tacoma Intl (BOS - SEA)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Boston Logan International to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue Oct 13 2015 Return: Thu Oct 15 2015 Trip spans 3 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:15a
7h 55m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Tue Sep 29 2015 Return: Wed Oct 7 2015 Trip spans 9 days
Sun Country Air
Sun Country Air
BOS
4:55p
SEA
11:09a
18h 14m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Mon Sep 28 2015 Return: Tue Oct 6 2015 Trip spans 9 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:09a
7h 49m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Wed Sep 30 2015 Return: Tue Oct 6 2015 Trip spans 7 days
Sun Country Air
Sun Country Air
BOS
7:45a
SEA
3:34p
7h 49m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Tue Sep 15 2015 Return: Wed Sep 16 2015 Trip spans 2 days
Sun Country Air
Sun Country Air
BOS
4:55p
SEA
11:09a
18h 14m
1 stop
SEA
1:25p
BOS
3:55a
14h 30m
1 stop
Depart: Wed Sep 16 2015 Return: Thu Sep 17 2015 Trip spans 2 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
3:34p
12h 14m
1 stop
SEA
1:25p
BOS
3:55a
14h 30m
1 stop
Depart: Thu Sep 17 2015 Return: Mon Sep 21 2015 Trip spans 5 days
Sun Country Air
Sun Country Air
BOS
7:45a
SEA
3:34p
7h 49m
1 stop
SEA
1:25p
BOS
3:55a
14h 30m
1 stop
Depart: Sat Sep 19 2015 Return: Tue Sep 29 2015 Trip spans 11 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:09a
7h 49m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Mon Sep 21 2015 Return: Wed Sep 23 2015 Trip spans 3 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:09a
7h 49m
1 stop
SEA
1:25p
BOS
3:55a
14h 30m
1 stop
Depart: Tue Sep 22 2015 Return: Wed Sep 23 2015 Trip spans 2 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:09a
7h 49m
1 stop
SEA
1:25p
BOS
3:55a
14h 30m
1 stop
Depart: Wed Sep 23 2015 Return: Sun Sep 27 2015 Trip spans 5 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
3:34p
12h 14m
1 stop
SEA
1:25p
BOS
3:55a
14h 30m
1 stop
Depart: Thu Sep 24 2015 Return: Fri Sep 25 2015 Trip spans 2 days
Sun Country Air
Sun Country Air
BOS
7:45a
SEA
3:34p
7h 49m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Sat Sep 26 2015 Return: Sun Sep 27 2015 Trip spans 2 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:09a
7h 49m
1 stop
SEA
1:25p
BOS
3:55a
14h 30m
1 stop
Depart: Thu Oct 1 2015 Return: Fri Oct 2 2015 Trip spans 2 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:15a
7h 55m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Fri Oct 2 2015 Return: Tue Oct 6 2015 Trip spans 5 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:15a
7h 55m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Sat Oct 3 2015 Return: Tue Oct 6 2015 Trip spans 4 days
Sun Country Air
Sun Country Air
BOS
3:20a
SEA
11:15a
7h 55m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Wed Nov 4 2015 Return: Mon Nov 9 2015 Trip spans 6 days
United
United
BOS
12:40a
SEA
9:13a
8h 33m
1 stop
SEA
9:05a
BOS
4:15p
7h 10m
1 stop
Depart: Sun Oct 25 2015 Return: Sat Oct 31 2015 Trip spans 7 days
JetBlue Airways
JetBlue Airways
BOS
4:40a
SEA
10:56a
6h 16m
nonstop
SEA
7:15p
BOS
12:19a
5h 04m
nonstop
Depart: Fri Nov 20 2015 Return: Wed Dec 2 2015 Trip spans 13 days
Delta
Delta
BOS
2:00a
SEA
11:50a
9h 50m
1 stop
SEA
6:38a
BOS
3:33p
8h 55m
1 stop
Depart: Sun Dec 27 2015 Return: Wed Jan 6 2016 Trip spans 11 days
American Airlines
American Airlines
BOS
12:00a
SEA
8:58a
8h 58m
1 stop
SEA
6:59p
BOS
2:31a
7h 32m
1 stop
Direct flights BOS to SEA on American Airlines
Flight # Depart BOS Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
7056 8:00 am 11:09 am Sep 2 - Sep 12
7056 8:00 am 11:09 am Sep 13 - Sep 26
7056 8:00 am 11:15 am Sep 27 - Oct 9
7056 8:00 am 11:15 am Oct 10 - Oct 10
7056 8:00 am 11:15 am Oct 11 - Oct 23
7091 6:55 pm 10:13 pm Sep 27 - Oct 31
7091 6:55 pm 10:04 pm Sep 1 - Sep 26
Airports
Origin

Boston
$220
Destination

Seattle
$220