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

Tuesday, December 15th, 2026

5 round-trip options

Returning
Mon, Dec 21, 2026•6 Day Trip
$959 USD
Google Flights
Returning
Tue, Dec 22, 2026•7 Day Trip
$894 USD
Google Flights
Returning
Thu, Dec 24, 2026•9 Day Trip
$892 USD
Google Flights
Returning
Sat, Dec 26, 2026•11 Day Trip
$1,146 USD
Google Flights
Returning
Tue, Dec 29, 2026•14 Day Trip
$1,089 USD
Google Flights