Debrecen International Airport (IATA: DEB, ICAO: LHDC) is the international airport of Debrecen in the Hajdú-Bihar County of Hungary. It is the second-largest airport in Hungary, after Budapest and ahead of Hévíz–Balaton. Debrecen is the second largest city in Hungary, after Budapest and ahead of Szeged. DEB is located 5 km (3.1 mi) south-southwest of the city center and is also easily accessible to adjacent regions of Romania and Ukraine.