Nosara Airport (IATA: NOB, ICAO: MRNS) is an airport serving Nosara, a village in the Guanacaste Province of Costa Rica. The airport is approximately 15 minutes from the beaches of Nosara, the main tourist attraction in the area. The airport is owned and administered by the country's Directorate General of Civil Aviation (DGAC).

Nosara Airport receives only domestic flights, but has daily scheduled service from the Costa Rican capital, San José.

The airport is 3 kilometres (1.9 mi) inland from the Pacific coast. The runway length includes a 125 metres (410 ft) displaced threshold on Runway 04. There is nearby low mountainous terrain north of the airport, and also east through south.