Seattle, USA → Bilbao, Spain

February 4, 2026

Seattle to Bilbao, Spain for only $479 roundtrip

Cheap flights from Seattle to Bilbao, Spain for only $479 roundtrip with Delta Air Lines and Air France.

January 21, 2024

Western USA to Spanish cities from only $428 roundtrip (Jan-Apr dates)

Cheap flights from Western USA to Spanish cities from only $428 roundtrip with Delta Air Lines, Air France and KLM.