AirHint found the following cheapest one-way flights from Las Vegas (LAS) to Barcelona (BCN) in October 2025 (see full year).
One-Way flights
| 31 Oct | Frontier Airlines | ||
| 29 Oct | Frontier Airlines | ||
| 30 Oct | Frontier Airlines | ||
| 27 Oct | Frontier Airlines | ||
| 26 Oct | Air Canada |
Also check the deals for return flights from Las Vegas to Barcelona in October.
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