Seattle to Boston

SEABOS

Fly from Seattle to Boston starting at USD 153 with JetBlue Airways.Best fare available on Oct 3, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to Boston cheapest flights this week

1 Oct
Frontier Airlines
20:15SEA
08:59BOS
2 StopUSD 159VIEW DEAL
1 Oct
JetBlue Airways
23:42SEA
05:06BOS
DirectUSD 253VIEW DEAL
1 Oct
American Airlines
12:40SEA
20:26BOS
1 StopUSD 368VIEW DEAL
1 Oct
American Airlines
08:24SEA
19:24BOS
1 StopUSD 363VIEW DEAL
2 Oct
JetBlue Airways
23:42SEA
05:06BOS
DirectUSD 290VIEW DEAL
2 Oct
American Airlines
22:45SEA
07:24BOS
1 StopUSD 364VIEW DEAL
3 Oct
JetBlue Airways
21:40SEA
07:51BOS
1 StopUSD 153VIEW DEAL
3 Oct
Frontier Airlines
20:15SEA
05:13BOS
1 StopUSD 719VIEW DEAL
4 Oct
JetBlue Airways
23:42SEA
05:06BOS
DirectUSD 285VIEW DEAL
5 Oct
American Airlines
23:59SEA
07:33BOS
1 StopUSD 363VIEW DEAL

Seattle to Boston monthly flight fare trend

Oct
from USD 153
Nov
from USD 158
Dec
No flights
Jan
from USD 222
Feb
No flights
Mar
No flights

Airport Details

Origin

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Destination

Boston

Logan International Airport (BOS)

Boston, BOS
Zone

New York

Elev

20 ft

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