Flights from Bilbao to San Francisco from 497€ *
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1 Passenger, Economy
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Featured daily fares for flights from Bilbao (BIO) to San Francisco (SFO)
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More United deals on Bilbao (BIO) to San Francisco (SFO) flights
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Bilbao (BIO) | San Francisco (SFO) | Roundtrip | Economy | 12/03/2026 - 16/03/2026 | from 497€ Viewed: 6 hours ago |
| Bilbao (BIO) | San Francisco (SFO) | Roundtrip | Economy | 09/03/2026 - 16/03/2026 | from 497€ Viewed: 6 hours ago |
| Bilbao (BIO) | San Francisco (SFO) | Roundtrip | Economy | 16/03/2026 - 23/03/2026 | from 497€ Viewed: 6 hours ago |
| Bilbao (BIO) | San Francisco (SFO) | Roundtrip | Economy | 07/05/2026 - 11/05/2026 | from 497€ Viewed: 6 hours ago |
| Bilbao (BIO) | San Francisco (SFO) | Roundtrip | Economy | 13/05/2026 - 17/05/2026 | from 497€ Viewed: 6 hours ago |
| Bilbao (BIO) | San Francisco (SFO) | Roundtrip | Economy | 10/05/2026 - 17/05/2026 | from 497€ Viewed: 6 hours ago |
| Bilbao (BIO) | San Francisco (SFO) | Roundtrip | Economy | 08/04/2026 - 12/04/2026 | from 497€ Viewed: 6 hours ago |
| Bilbao (BIO) | San Francisco (SFO) | Roundtrip | Economy | 10/04/2026 - 14/04/2026 | from 497€ Viewed: 6 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.