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

Monday, December 28th, 2026

5 round-trip options

Returning
Sun, Jan 3, 2027•6 Day Trip
$1,778 USD
Google Flights
Returning
Mon, Jan 4, 2027•7 Day Trip
$1,223 USD
Google Flights
Returning
Wed, Jan 6, 2027•9 Day Trip
$843 USD
Google Flights
Returning
Fri, Jan 8, 2027•11 Day Trip
$863 USD
Google Flights
Returning
Mon, Jan 11, 2027•14 Day Trip
$793 USD
Google Flights