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

Wednesday, October 21st, 2026

5 round-trip options

Returning
Tue, Oct 27, 2026•6 Day Trip
$733 USD
Google Flights
Returning
Sun, Nov 1, 2026•11 Day Trip
$947 USD
Google Flights
Returning
Mon, Nov 2, 2026•12 Day Trip
$816 USD
Google Flights
Returning
Tue, Nov 3, 2026•13 Day Trip
$756 USD
Google Flights
Returning
Wed, Nov 4, 2026•14 Day Trip
$756 USD
Google Flights