Sofia Airport (IATA: SOF, ICAO: LBSF) (Bulgarian: Летище София, Letishte Sofiya) is the main international airport of Bulgaria located 10 km (6.2 mi) east from the centre of the capital city Sofia. In 2015 the airport surpassed 4 million passengers for the first time and handled a total of 4,088,943 passengers, a 7.2% increase compared to 3,815,158 passengers handled in 2014. In 2016, the number rose to almost 5 million passengers. The airport serves as the home base for BH Air, Bulgaria Air, and Bulgarian Air Charter and as a base for both Ryanair and Wizz Air. The Vrazhdebna Air Base of the Bulgarian Air Force is also located at the airport.