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

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 Seattle/Tacoma Intl to Boston Logan International

(Round-trip)
Depart: Mon Feb 27 2017 Return: Tue Feb 28 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
SEA
10:02a
BOS
10:32p
12h 30m
1 stop
BOS
12:21p
SEA
9:59p
9h 38m
1 stop
Depart: Fri Mar 3 2017 Return: Wed Mar 8 2017 Trip spans 6 days
Delta
Delta
SEA
6:40a
BOS
12:00p
5h 20m
nonstop
BOS
2:15a
SEA
8:49a
6h 34m
nonstop
Depart: Sat Mar 4 2017 Return: Sun Mar 5 2017 Trip spans 2 days
JetBlue
JetBlue
SEA
6:38p
BOS
11:53p
5h 15m
nonstop
BOS
2:25p
SEA
8:46p
6h 21m
nonstop
Depart: Tue Mar 7 2017 Return: Wed Mar 8 2017 Trip spans 2 days
United
United
SEA
8:35a
BOS
4:29p
7h 54m
1 stop
BOS
12:45a
SEA
9:51a
9h 06m
1 stop
Depart: Fri Mar 10 2017 Return: Wed Mar 15 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
11:25a
BOS
4:48p
5h 23m
nonstop
BOS
2:35a
SEA
8:53a
6h 18m
nonstop
Depart: Thu May 4 2017 Return: Mon May 8 2017 Trip spans 5 days
Sun Country Air
Sun Country Air
SEA
8:45a
BOS
4:30p
7h 45m
1 stop
BOS
7:45a
SEA
3:50p
8h 05m
1 stop
Depart: Mon Mar 27 2017 Return: Thu Mar 30 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
SEA
5:35p
BOS
10:49p
5h 14m
nonstop
BOS
3:20a
SEA
9:48a
6h 28m
nonstop
Depart: Mon Mar 6 2017 Return: Wed Mar 8 2017 Trip spans 3 days
Delta
Delta
SEA
6:40a
BOS
12:00p
5h 20m
nonstop
BOS
2:15a
SEA
8:49a
6h 34m
nonstop
Depart: Tue Feb 28 2017 Return: Tue Mar 7 2017 Trip spans 8 days
United
United
SEA
5:20p
BOS
1:57a
8h 37m
1 stop
BOS
12:45a
SEA
9:51a
9h 06m
1 stop
Depart: Wed Mar 1 2017 Return: Sun Mar 5 2017 Trip spans 5 days
JetBlue
JetBlue
SEA
7:46a
BOS
1:03p
5h 17m
nonstop
BOS
2:25p
SEA
8:46p
6h 21m
nonstop
Depart: Tue Mar 14 2017 Return: Wed Mar 15 2017 Trip spans 2 days
Major Airline
Major Airline
SEA
1:35p
BOS
6:49p
5h 14m
nonstop
BOS
10:40a
SEA
5:11p
6h 31m
nonstop
Depart: Wed Mar 8 2017 Return: Wed Mar 15 2017 Trip spans 7 days
Delta
Delta
SEA
6:40a
BOS
12:00p
5h 20m
nonstop
BOS
3:08a
SEA
9:30a
6h 22m
nonstop
Depart: Tue Mar 21 2017 Return: Wed Mar 29 2017 Trip spans 9 days
Spirit Airlines
Spirit Airlines
SEA
11:02a
BOS
10:57p
11h 55m
1 stop
BOS
1:15p
SEA
10:59p
9h 44m
1 stop
Depart: Thu Mar 2 2017 Return: Mon Mar 6 2017 Trip spans 5 days
JetBlue
JetBlue
SEA
6:38p
BOS
11:53p
5h 15m
nonstop
BOS
2:25p
SEA
8:46p
6h 21m
nonstop
Depart: Thu Mar 9 2017 Return: Tue Mar 14 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
11:50p
BOS
2:20a
26h 30m
1 stop
BOS
1:00a
SEA
5:25a
28h 25m
1 stop
Depart: Wed Apr 26 2017 Return: Thu May 4 2017 Trip spans 9 days
Sun Country Air
Sun Country Air
SEA
9:25a
BOS
4:14p
6h 49m
1 stop
BOS
7:45a
SEA
3:50p
8h 05m
1 stop
Depart: Wed Mar 22 2017 Return: Wed Mar 29 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
SEA
11:02a
BOS
10:57p
11h 55m
1 stop
BOS
1:15p
SEA
10:59p
9h 44m
1 stop
Depart: Sun Mar 5 2017 Return: Mon Mar 6 2017 Trip spans 2 days
JetBlue
JetBlue
SEA
6:38p
BOS
11:53p
5h 15m
nonstop
BOS
2:25p
SEA
8:46p
6h 21m
nonstop
Depart: Wed Mar 29 2017 Return: Sun Apr 2 2017 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SEA
5:35p
BOS
10:49p
5h 14m
nonstop
BOS
3:20a
SEA
9:48a
6h 28m
nonstop
Depart: Thu Apr 27 2017 Return: Fri May 12 2017 Trip spans 16 days
Sun Country Air
Sun Country Air
SEA
9:25a
BOS
4:14p
6h 49m
1 stop
BOS
2:45a
SEA
10:50a
8h 05m
1 stop
Direct flights SEA to BOS on American Airlines
Flight # Depart SEA Arrive BOS Sun Mon Tue Wed Thu Fri Sat Valid Between
7088 7:15 am 3:34 pm Mar 12 - Mar 12
7088 7:15 am 3:34 pm Mar 24 - Mar 31
7088 7:15 am 3:34 pm Mar 13 - Mar 22
7088 7:15 am 3:34 pm Mar 23 - Mar 26
7088 9:30 am 5:53 pm Feb 27 - Mar 4
7088 9:30 am 5:53 pm Mar 5 - Mar 11
7088 9:30 am 5:53 pm Feb 23 - Mar 3
7088 9:30 am 5:53 pm Mar 7 - Mar 9
7103 8:35 pm 5:49 am Mar 11 - Mar 11
7103 9:25 pm 5:45 am Feb 23 - Mar 10
7103 9:35 pm 5:49 am Mar 12 - Apr 2
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Seattle
$220
Destination

Boston
$220
Airlines Airline reviews

57 travelers who booked a flight from Seattle to Boston rated their chosen airlines with an average of 7.8.

Overall
8.0
Boarding
8.0
Crew
8.8
Comfort
7.8
Food
6.7
Entertainment
6.2