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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
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: Sat Dec 2 2017 Return: Tue Dec 5 2017 Trip spans 4 days
Delta
Delta
BOS
12:00a
SEA
6:20a
6h 20m
nonstop
SEA
12:00a
BOS
5:25a
5h 25m
nonstop
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
BOS
12:00a
SEA
6:32a
6h 32m
nonstop
SEA
12:00a
BOS
5:23a
5h 23m
nonstop
Depart: Thu Oct 26 2017 Return: Mon Oct 30 2017 Trip spans 5 days
Sun Country Air
Sun Country Air
BOS
12:00a
SEA
8:05a
8h 05m
1 stop
SEA
12:00a
BOS
8:10a
8h 10m
1 stop
Depart: Fri Jan 12 2018 Return: Sun Jan 14 2018 Trip spans 3 days
Spirit Airlines
Spirit Airlines
BOS
12:00a
SEA
6:25p
18h 25m
1 stop
SEA
12:00a
BOS
5:58p
17h 58m
1 stop
Depart: Thu Mar 1 2018 Return: Tue Mar 6 2018 Trip spans 6 days
JetBlue
JetBlue
BOS
12:00a
SEA
6:24a
6h 24m
nonstop
SEA
12:00a
BOS
5:15a
5h 15m
nonstop
Depart: Mon Jan 22 2018 Return: Mon Feb 19 2018 Trip spans 29 days
Multiple Airlines
Multiple Airlines
BOS
12:00a
SEA
6:48a
6h 48m
nonstop
SEA
12:00a
BOS
5:09a
5h 09m
nonstop
Depart: Sat Sep 23 2017 Return: Mon Sep 25 2017 Trip spans 3 days
United
United
BOS
12:00a
SEA
8:11a
8h 11m
1 stop
SEA
12:00a
BOS
7:41a
7h 41m
1 stop
Depart: Tue Dec 5 2017 Return: Sun Dec 10 2017 Trip spans 6 days
Delta
Delta
BOS
12:00a
SEA
6:20a
6h 20m
nonstop
SEA
12:00a
BOS
5:25a
5h 25m
nonstop
Depart: Thu Nov 2 2017 Return: Mon Nov 6 2017 Trip spans 5 days
Sun Country Air
Sun Country Air
BOS
12:00a
SEA
8:00a
8h 00m
1 stop
SEA
12:00a
BOS
7:45a
7h 45m
1 stop
Depart: Sat Feb 3 2018 Return: Thu Feb 8 2018 Trip spans 6 days
Spirit Airlines
Spirit Airlines
BOS
12:00a
SEA
6:25p
18h 25m
1 stop
SEA
12:00a
BOS
5:58p
17h 58m
1 stop
Depart: Tue Sep 26 2017 Return: Tue Oct 3 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
BOS
12:00a
SEA
5:55p
17h 55m
1 stop
SEA
12:00a
BOS
3:35p
15h 35m
1 stop
Depart: Wed Sep 27 2017 Return: Fri Sep 29 2017 Trip spans 3 days
Sun Country Air
Sun Country Air
BOS
12:00a
SEA
8:05a
8h 05m
1 stop
SEA
12:00a
BOS
2:15p
14h 15m
1 stop
Depart: Thu Oct 5 2017 Return: Sun Oct 8 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
BOS
12:00a
SEA
6:30a
6h 30m
nonstop
SEA
12:00a
BOS
5:13a
5h 13m
nonstop
Depart: Mon Dec 25 2017 Return: Sat Dec 30 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
BOS
12:00a
SEA
8:47a
8h 47m
1 stop
SEA
12:00a
BOS
5:23a
5h 23m
nonstop
Depart: Fri Feb 16 2018 Return: Fri Feb 23 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
BOS
12:00a
SEA
9:22a
9h 22m
1 stop
SEA
12:00a
BOS
5:10a
5h 10m
nonstop
Direct flights BOS to SEA on Delta
Flight # Depart BOS Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
2651 7:15 am 10:40 am Sep 4 - Sep 29
2651 7:15 am 10:43 am Oct 7 - Nov 4
2651 7:15 am 10:45 am Oct 1 - Nov 3
2651 7:15 am 10:34 am Sep 16 - Sep 30
1899 5:22 pm 8:54 pm Oct 26 - Nov 3
1899 5:22 pm 8:54 pm Oct 1 - Oct 22
1899 5:35 pm 9:00 pm Sep 10 - Sep 29
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Boston
$227
Destination

Seattle
$227
Airlines Airline reviews

115 travelers who booked a flight from Boston to Seattle rated their chosen airlines with an average of 8.3.

Overall
8.6
Boarding
8.6
Crew
8.9
Comfort
8.2
Food
7.3
Entertainment
7.4