Flights to Northern Chesapeake Bay from Seattle - ￥15,190

View ￥15,190 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Seattle to Northern Chesapeake Bay

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Seattle to Northern Chesapeake Bay (SEA-WAS)

Prices were available within the past 7 days and start at ￥15,190 for one-way flights and ￥30,260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Sep 26 - Tue, Sep 30
SEA
Seattle
BWI
Baltimore
￥30,260 Roundtrip, found 4 days ago
￥30,260
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Sep 26 from Seattle to Baltimore, returning Tue, Sep 30, priced at ￥30,260 found 4 days ago
American Airlines
Fri, Sep 26 - Tue, Sep 30
SEA
Seattle
BWI
Baltimore
￥36,820 Roundtrip, found 4 days ago
￥36,820
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Sep 26 from Seattle to Baltimore, returning Tue, Sep 30, priced at ￥36,820 found 4 days ago
American Airlines
Fri, Sep 26 - Tue, Sep 30
SEA
Seattle
BWI
Baltimore
￥39,610 Roundtrip, found 4 days ago
￥39,610
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Sep 26 from Seattle to Baltimore, returning Tue, Sep 30, priced at ￥39,610 found 4 days ago
Delta
Sat, Aug 30 - Sat, Sep 6
SEA
Seattle
IAD
Washington
￥40,620 Roundtrip, found 2 days ago
￥40,620
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Aug 30 from Seattle to Washington, returning Sat, Sep 6, priced at ￥40,620 found 2 days ago
Delta
Tue, Aug 26 - Sat, Aug 30
SEA
Seattle
IAD
Washington
￥40,880 Roundtrip, found 2 hours ago
￥40,880
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Aug 26 from Seattle to Washington, returning Sat, Aug 30, priced at ￥40,880 found 2 hours ago
United
Tue, Aug 26 - Sat, Aug 30
SEA
Seattle
IAD
Washington
￥55,710 Roundtrip, found 2 hours ago
￥55,710
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Aug 26 from Seattle to Washington, returning Sat, Aug 30, priced at ￥55,710 found 2 hours ago

Find the cheapest month to fly from Seattle (SEA) to Washington (DCA)

September is typically the cheapest month to fly

From ￥20,222 - ￥37,819 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.