Flights to Northwest Washington from Barcelona - ￥124,890

View ￥124,890 flight on Wed, Dec 31, 2025Opens in a new window

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Cheap Flights from Barcelona to Northwest Washington (BCN-SEA)

Prices were available within the past 7 days and start at ￥124,890 for one-way flights and ￥148,112 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, Aug 20 - Mon, Aug 25
BCN
Barcelona
SEA
Seattle
￥148,112 Roundtrip, found 3 hours ago
￥148,112
Roundtrip
found 3 hours ago
Select Lufthansa flight, departing Wed, Aug 20 from Barcelona to Seattle, returning Mon, Aug 25, priced at ￥148,112 found 3 hours ago
United
Wed, Aug 20 - Mon, Aug 25
BCN
Barcelona
SEA
Seattle
￥152,680 Roundtrip, found 3 hours ago
￥152,680
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Aug 20 from Barcelona to Seattle, returning Mon, Aug 25, priced at ￥152,680 found 3 hours ago
Delta
Wed, Aug 20 - Mon, Aug 25
BCN
Barcelona
SEA
Seattle
￥152,680 Roundtrip, found 3 hours ago
￥152,680
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Aug 20 from Barcelona to Seattle, returning Mon, Aug 25, priced at ￥152,680 found 3 hours ago
American Airlines
Wed, Aug 20 - Mon, Aug 25
BCN
Barcelona
SEA
Seattle
￥152,680 Roundtrip, found 3 hours ago
￥152,680
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Aug 20 from Barcelona to Seattle, returning Mon, Aug 25, priced at ￥152,680 found 3 hours ago
Lufthansa
Wed, Aug 20 - Mon, Aug 25
BCN
Barcelona
SEA
Seattle
￥165,133 Roundtrip, found 3 hours ago
￥165,133
Roundtrip
found 3 hours ago
Select Lufthansa flight, departing Wed, Aug 20 from Barcelona to Seattle, returning Mon, Aug 25, priced at ￥165,133 found 3 hours ago
Swiss International Air Lines
Wed, Aug 20 - Mon, Aug 25
BCN
Barcelona
SEA
Seattle
￥181,420 Roundtrip, found 3 hours ago
￥181,420
Roundtrip
found 3 hours ago
Select Swiss International Air Lines flight, departing Wed, Aug 20 from Barcelona to Seattle, returning Mon, Aug 25, priced at ￥181,420 found 3 hours ago
*Available to Expedia members.