AirHint found the following cheapest one-way flights from San Francisco (SFO) to Barcelona (BCN) in October 2026 (see full year).
One-Way flights
| 21 Oct | TAP | ||
| 17 Oct | FrenchBee | ||
| 10 Oct | FrenchBee | ||
| 24 Oct | ITA Airways | ||
| 21 Oct | United | direct | |
| 11 Oct | United | direct | |
| 02 Oct | Aer Lingus | ||
| 22 Oct | United | direct | |
| 17 Oct | United | direct | |
| 10 Oct | United | direct |
Also check the deals for return flights from San Francisco to Barcelona in October.
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