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 Mar 14 2016 Return: Tue Mar 15 2016 Trip spans 2 days
JetBlue
JetBlue
SEA
7:23p
BOS
12:31a
5h 08m
nonstop
BOS
4:37a
SEA
10:52a
6h 15m
nonstop
Depart: Tue Mar 22 2016 Return: Wed Mar 23 2016 Trip spans 2 days
JetBlue
JetBlue
SEA
7:23p
BOS
12:31a
5h 08m
nonstop
BOS
4:37a
SEA
10:52a
6h 15m
nonstop
Depart: Mon Feb 29 2016 Return: Mon Mar 7 2016 Trip spans 8 days
Alaska Airlines
Alaska Airlines
SEA
4:25p
BOS
9:45p
5h 20m
nonstop
BOS
2:00a
SEA
8:40a
6h 40m
nonstop
Depart: Tue Mar 1 2016 Return: Mon Mar 7 2016 Trip spans 7 days
Alaska Airlines
Alaska Airlines
SEA
4:25a
BOS
9:45a
5h 20m
nonstop
BOS
2:00a
SEA
8:40a
6h 40m
nonstop
Depart: Wed Mar 2 2016 Return: Sun Mar 6 2016 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SEA
4:25p
BOS
9:45p
5h 20m
nonstop
BOS
1:45p
SEA
8:20p
6h 35m
nonstop
Depart: Thu Mar 3 2016 Return: Sun Mar 6 2016 Trip spans 4 days
JetBlue
JetBlue
SEA
6:23p
BOS
11:31p
5h 08m
nonstop
BOS
2:15p
SEA
8:32p
6h 17m
nonstop
Depart: Fri Mar 4 2016 Return: Sun Mar 6 2016 Trip spans 3 days
JetBlue
JetBlue
SEA
6:23p
BOS
11:31p
5h 08m
nonstop
BOS
2:15p
SEA
8:32p
6h 17m
nonstop
Depart: Sat Mar 5 2016 Return: Sun Mar 6 2016 Trip spans 2 days
JetBlue
JetBlue
SEA
6:23p
BOS
11:31p
5h 08m
nonstop
BOS
2:15p
SEA
8:32p
6h 17m
nonstop
Depart: Sun Mar 6 2016 Return: Thu Mar 10 2016 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SEA
4:25p
BOS
9:45p
5h 20m
nonstop
BOS
1:45p
SEA
8:20p
6h 35m
nonstop
Depart: Mon Mar 7 2016 Return: Thu Mar 10 2016 Trip spans 4 days
Alaska Airlines
Alaska Airlines
SEA
4:25p
BOS
9:45p
5h 20m
nonstop
BOS
1:45p
SEA
8:20p
6h 35m
nonstop
Depart: Tue Mar 8 2016 Return: Mon Mar 14 2016 Trip spans 6 days
JetBlue
JetBlue
SEA
6:23p
BOS
11:31p
5h 08m
nonstop
BOS
3:15p
SEA
9:32p
6h 17m
nonstop
Depart: Wed Mar 9 2016 Return: Thu Mar 10 2016 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
4:25a
BOS
9:45a
5h 20m
nonstop
BOS
1:45p
SEA
8:20p
6h 35m
nonstop
Depart: Thu Mar 10 2016 Return: Mon Mar 14 2016 Trip spans 4 days
JetBlue
JetBlue
SEA
6:23p
BOS
11:31p
5h 08m
nonstop
BOS
3:15p
SEA
9:32p
6h 17m
nonstop
Depart: Tue Mar 15 2016 Return: Wed Mar 16 2016 Trip spans 2 days
JetBlue
JetBlue
SEA
8:45a
BOS
1:55p
5h 10m
nonstop
BOS
4:37a
SEA
10:52a
6h 15m
nonstop
Depart: Mon Mar 21 2016 Return: Mon Mar 28 2016 Trip spans 8 days
Alaska Airlines
Alaska Airlines
SEA
5:20p
BOS
10:34p
5h 14m
nonstop
BOS
2:50p
SEA
9:20p
6h 30m
nonstop
Depart: Wed Mar 23 2016 Return: Mon Mar 28 2016 Trip spans 6 days
JetBlue
JetBlue
SEA
7:23p
BOS
12:31a
5h 08m
nonstop
BOS
3:33p
SEA
9:50p
6h 17m
nonstop
Depart: Wed Mar 16 2016 Return: Tue Mar 22 2016 Trip spans 7 days
United
United
SEA
6:00p
BOS
3:03a
9h 03m
1 stop
BOS
1:33a
SEA
10:40a
9h 07m
1 stop
Depart: Tue Apr 5 2016 Return: Fri Apr 8 2016 Trip spans 4 days
Delta
Delta
SEA
7:10a
BOS
12:38p
5h 28m
nonstop
BOS
3:05a
SEA
9:38a
6h 33m
nonstop
Depart: Tue Aug 23 2016 Return: Sun Aug 28 2016 Trip spans 6 days
Virgin America
Virgin America
SEA
5:50a
BOS
4:25p
10h 35m
1 stop
BOS
7:20a
SEA
7:25p
12h 05m
1 stop
Depart: Fri May 20 2016 Return: Sat May 21 2016 Trip spans 2 days
American Airlines
American Airlines
SEA
5:25a
BOS
10:55a
5h 30m
nonstop
BOS
1:55p
SEA
10:58p
9h 03m
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 9:25 am 5:40 pm Mar 13 - Apr 8
7088 9:25 am 5:45 pm Mar 8 - Mar 8
7088 9:25 am 5:45 pm Feb 28 - Mar 7
7088 9:25 am 5:45 pm Feb 27 - Feb 27
7088 9:25 am 5:45 pm Feb 14 - Feb 26
7088 9:25 am 5:45 pm Mar 9 - Mar 12
7103 8:30 pm 5:44 am Mar 12 - Mar 12
7103 9:20 pm 5:34 am Mar 13 - Mar 27
7103 9:25 pm 5:45 am Feb 14 - Mar 11
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Why aren’t prices accurate 100% of the time?
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Airports
Origin

Seattle
$231
Destination

Boston
$231