Scarlett Martínez International Airport (IATA: RIH, ICAO: MPSM), also known as Río Hato Airport, is an international airport serving Río Hato, a town in the Coclé Province of Panama. The airport is 3 kilometres (2 mi) east of Río Hato.In 2011 the government of Panama gave the order to proceed with a project to rebuild the airport. The restoration work included rehabilitation of the runway and airport terminal, and construction of a tunnel for the Pan-American Highway, which previously crossed the runway. The $53.2 million project was awarded through a public bidding process.