AirHint found the following cheapest one-way flights from San Francisco (SFO) to Barcelona (BCN) in March 2026 (see full year).
One-Way flights
| 03 Mar | Flair Airlines | ||
| 24 Mar | Hawaiian Airlines | ||
| 02 Mar | Hawaiian Airlines | ||
| 01 Mar | Hawaiian Airlines | ||
| 04 Mar | Hawaiian Airlines | ||
| 23 Mar | jetBlue | ||
| 25 Mar | jetBlue | ||
| 29 Mar | LEVEL | direct | |
| 04 Mar | Lufthansa | direct |
Also check the deals for return flights from San Francisco to Barcelona in March.
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