Flights to Puget Sound from Boston - ￥15,790

View ￥15,790 flight on Tue, Nov 11, 2025Opens in a new window

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Cheap Flights from Boston to Puget Sound (BOS-SEA)

Prices were available within the past 7 days and start at ￥15,790 for one-way flights and ￥48,930 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Aug 4 - Mon, Aug 11
BOS
Boston
SEA
Seattle
￥48,930 Roundtrip, found 2 days ago
￥48,930
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Aug 4 from Boston to Seattle, returning Mon, Aug 11, priced at ￥48,930 found 2 days ago
American Airlines
Mon, Aug 4 - Mon, Aug 11
BOS
Boston
SEA
Seattle
￥52,590 Roundtrip, found 2 days ago
￥52,590
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Aug 4 from Boston to Seattle, returning Mon, Aug 11, priced at ￥52,590 found 2 days ago
JetBlue Airways
Tue, Jul 8 - Wed, Jul 16
BOS
Boston
SEA
Seattle
￥55,650 Roundtrip, found 5 days ago
￥55,650
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Tue, Jul 8 from Boston to Seattle, returning Wed, Jul 16, priced at ￥55,650 found 5 days ago
United
Mon, Aug 4 - Mon, Aug 11
BOS
Boston
SEA
Seattle
￥56,240 Roundtrip, found 2 days ago
￥56,240
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 4 from Boston to Seattle, returning Mon, Aug 11, priced at ￥56,240 found 2 days ago
Delta
Mon, Aug 4 - Mon, Aug 11
BOS
Boston
SEA
Seattle
￥57,730 Roundtrip, found 2 days ago
￥57,730
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Aug 4 from Boston to Seattle, returning Mon, Aug 11, priced at ￥57,730 found 2 days ago
Hawaiian Airlines
Wed, Jul 9 - Sat, Jul 12
BOS
Boston
SEA
Seattle
￥72,230 Roundtrip, found 5 days ago
￥72,230
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Wed, Jul 9 from Boston to Seattle, returning Sat, Jul 12, priced at ￥72,230 found 5 days ago
*Available to Expedia members.