AirHint found the following cheapest one-way flights from San Francisco (SFO) to Barcelona (BCN) in April 2026 (see full year).
One-Way flights
| 23 Apr | Iberia | direct | |
| 16 Apr | Iberia | direct | |
| 09 Apr | Iberia | direct | |
| 02 Apr | Iberia | direct | |
| 01 Apr | Air France | ||
| 15 Apr | Air Canada |
Also check the deals for return flights from San Francisco to Barcelona in April.
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