Waterford Airport (IATA: WAT, ICAO: EIWF) is a small regional airport located near Killowen, County Waterford, in the southeast of Ireland. It serves as the primary commercial airport for the southeast region, handling scheduled and charter passenger services as well as general aviation traffic. The airport has historically offered scheduled services to London Stansted and other UK destinations, primarily operated by Ryanair, though service levels have fluctuated over the years. It is one of the oldest operational airports in Ireland, with roots dating back to the early twentieth century. Waterford Airport operates a single runway and modest terminal facilities suited to its regional scale. Efforts to attract new airline routes and increase passenger numbers have been ongoing, with the airport supported by local government and regional development bodies.