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 8 hours ago
Fair Availability
30% of dates checked are available within 10% of the lowest price

Monday, December 21st, 2026

5 round-trip options

Returning
Sun, Dec 27, 2026•6 Day Trip
$1,463 USD
Google Flights
Returning
Mon, Dec 28, 2026•7 Day Trip
$1,347 USD
Google Flights
Returning
Wed, Dec 30, 2026•9 Day Trip
$1,354 USD
Google Flights
Returning
Fri, Jan 1, 2027•11 Day Trip
$1,484 USD
Google Flights
Returning
Mon, Jan 4, 2027•14 Day Trip
$1,654 USD
Google Flights