San Francisco (SFO) to Bilbao (BIO) flight deal in economy from $693
$991 USD
-30%$693 USD
Verified about 4 hours agoNovember 2026
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Fair Availability
25% of dates checked are available within 10% of the lowest price
Saturday, November 21st, 2026
10 round-trip options
Returning
Thu, Nov 26, 2026•5 Day Trip
$1,452 USD
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Fri, Nov 27, 2026•6 Day Trip
$1,459 USD
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Sat, Nov 28, 2026•7 Day Trip
$1,873 USD
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Sun, Nov 29, 2026•8 Day Trip
$2,104 USD
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Mon, Nov 30, 2026•9 Day Trip
$1,933 USD
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Tue, Dec 1, 2026•10 Day Trip
$1,624 USD
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Wed, Dec 2, 2026•11 Day Trip
$1,487 USD
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Thu, Dec 3, 2026•12 Day Trip
$1,431 USD
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Fri, Dec 4, 2026•13 Day Trip
$1,556 USD
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Sat, Dec 5, 2026•14 Day Trip
$1,606 USD