Flights to San Juan Islands from Baltimore - ￥14,900

View ￥14,900 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Baltimore to San Juan Islands

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Cheap Flights from Baltimore to San Juan Islands (WAS-SEA)

Prices were available within the past 7 days and start at ￥14,900 for one-way flights and ￥36,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Sep 18 - Wed, Sep 24
BWI
Baltimore
SEA
Seattle
￥36,400 Roundtrip, found 1 day ago
￥36,400
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Sep 18 from Baltimore to Seattle, returning Wed, Sep 24, priced at ￥36,400 found 1 day ago
American Airlines
Thu, Sep 18 - Wed, Sep 24
BWI
Baltimore
SEA
Seattle
￥37,160 Roundtrip, found 1 day ago
￥37,160
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Sep 18 from Baltimore to Seattle, returning Wed, Sep 24, priced at ￥37,160 found 1 day ago
American Airlines
Thu, Sep 18 - Wed, Sep 24
BWI
Baltimore
SEA
Seattle
￥40,700 Roundtrip, found 1 day ago
￥40,700
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Sep 18 from Baltimore to Seattle, returning Wed, Sep 24, priced at ￥40,700 found 1 day ago
American Airlines
Thu, Sep 18 - Wed, Sep 24
BWI
Baltimore
SEA
Seattle
￥41,460 Roundtrip, found 1 day ago
￥41,460
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Sep 18 from Baltimore to Seattle, returning Wed, Sep 24, priced at ￥41,460 found 1 day ago
Delta
Thu, Sep 18 - Wed, Sep 24
BWI
Baltimore
SEA
Seattle
￥42,850 Roundtrip, found 1 day ago
￥42,850
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 18 from Baltimore to Seattle, returning Wed, Sep 24, priced at ￥42,850 found 1 day ago
United
Thu, Sep 18 - Wed, Sep 24
BWI
Baltimore
SEA
Seattle
￥48,120 Roundtrip, found 1 day ago
￥48,120
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 18 from Baltimore to Seattle, returning Wed, Sep 24, priced at ￥48,120 found 1 day ago
*Available to Expedia members.