Cheap flights from Seattle to Salem

View AU$145 flight on Mon, 10 Nov. 2025Opens in a new window

Popular airlines from Seattle to Salem

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Cheap Flights from Seattle (SEA) to Salem (BOS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, 13 Sep. - Sat, 20 Sep.
SEA
Seattle
BOS
Boston
AU$379 Return, found 9 hours ago
AU$379
Return
found 9 hours ago
Select Alaska Airlines flight, departing Sat, 13 Sep. from Seattle to Boston, returning Sat, 20 Sep., priced at AU$379 found 9 hours ago
Delta
Sat, 13 Sep. - Sat, 20 Sep.
SEA
Seattle
BOS
Boston
AU$380 Return, found 9 hours ago
AU$380
Return
found 9 hours ago
Select Delta flight, departing Sat, 13 Sep. from Seattle to Boston, returning Sat, 20 Sep., priced at AU$380 found 9 hours ago
American Airlines
Sat, 13 Sep. - Sat, 20 Sep.
SEA
Seattle
BOS
Boston
AU$380 Return, found 9 hours ago
AU$380
Return
found 9 hours ago
Select American Airlines flight, departing Sat, 13 Sep. from Seattle to Boston, returning Sat, 20 Sep., priced at AU$380 found 9 hours ago
Alaska Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
BOS
Boston
AU$396 Return, found 2 days ago
AU$396
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 5 Sep. from Seattle to Boston, returning Fri, 12 Sep., priced at AU$396 found 2 days ago
United
Sat, 13 Sep. - Sat, 20 Sep.
SEA
Seattle
BOS
Boston
AU$425 Return, found 9 hours ago
AU$425
Return
found 9 hours ago
Select United flight, departing Sat, 13 Sep. from Seattle to Boston, returning Sat, 20 Sep., priced at AU$425 found 9 hours ago
Hawaiian Airlines
Sat, 16 Aug. - Tue, 26 Aug.
SEA
Seattle
BOS
Boston
AU$582 Return, found 5 days ago
AU$582
Return
found 5 days ago
Select Hawaiian Airlines flight, departing Sat, 16 Aug. from Seattle to Boston, returning Tue, 26 Aug., priced at AU$582 found 5 days ago

Find the cheapest month to fly from Seattle (SEA) to Boston (BOS)

September is typically the cheapest month to fly

From AU$227 - AU$386 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.