San Francisco (SFO) to Bilbao (BIO) flight deal in economy from $710
$954 USD
-26%$710 USD
Verified about 4 hours agoJuly 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
30% of dates checked are available within 10% of the lowest price
Wednesday, July 1st, 2026
7 round-trip options
Returning
Mon, Jul 6, 2026•5 Day Trip
$1,249 USD
Returning
Tue, Jul 7, 2026•6 Day Trip
$1,172 USD
Returning
Wed, Jul 8, 2026•7 Day Trip
$1,172 USD
Returning
Thu, Jul 9, 2026•8 Day Trip
$1,172 USD
Returning
Fri, Jul 10, 2026•9 Day Trip
$1,181 USD
Returning
Sat, Jul 11, 2026•10 Day Trip
$1,242 USD
Returning
Wed, Jul 15, 2026•14 Day Trip
$1,179 USD