El Tari International Airport (Indonesian: Bandar Udara Internasional El Tari) (IATA: KOE, ICAO: WATT) is an airport in Kupang, East Nusa Tenggara, Indonesia. The airport is named after El Tari, the governor of East Nusa Tenggara from 1966 to 1978. The airport's ICAO code was changed from WRKK to WATT in 2004. As of December 2018, there were at least 258 outbound flights per week from the airport.