AirHint found the following cheapest one-way flights from New York (JFK) to Barcelona (BCN) in September 2025 (see full year).
One-Way flights
| 28 Sep | TAP | ||
| 30 Sep | Norse Atlantic Airways (UK) | ||
| 29 Sep | Norse Atlantic Airways | ||
| 28 Sep | Iberia For Level | direct | |
| 29 Sep | Iberia For Level | direct | |
| 30 Sep | Iberia | direct |
Also check the deals for return flights from New York to Barcelona in September.
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