Portland (PDX) to Bilbao (BIO) flight deal in economy from $351
$527 USD
-33%$351 USD
Verified about 15 hours agoJune 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
31% of dates checked are available within 10% of the lowest price
Tuesday, June 16th, 2026
Outbound Flights
·
→
·
→
·
→