San Francisco (SFO) to Bilbao (BIO) flight deal in economy from $710

Air FranceAFAir FranceDelta Air LinesDLDelta Air LinesKLMKLKLM
Round Trip•Economy
United StatesSFO

San Francisco International Airport

San Francisco, United States
SpainBIO

Bilbao Airport

Bilbao, Spain
$954 USD
-26%$710 USD
Verified about 6 hours ago
Fair Availability
30% of dates checked are available within 10% of the lowest price

Saturday, October 3rd, 2026

5 round-trip options

Returning
Fri, Oct 9, 2026•6 Day Trip
$745 USD
Google Flights
Returning
Wed, Oct 14, 2026•11 Day Trip
$794 USD
Google Flights
Returning
Thu, Oct 15, 2026•12 Day Trip
$792 USD
Google Flights
Returning
Fri, Oct 16, 2026•13 Day Trip
$794 USD
Google Flights
Returning
Sat, Oct 17, 2026•14 Day Trip
$799 USD
Google Flights