MAN and BTS are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. MAN to BTS refers to a flight route from Manchester Airport to Bratislava - M. R. Štefánik Airport. Košice Barca Airport (KSC), Poprad/Tatry Airport (TAT) are other airports near this flight route and their unique identifiers/IATA codes.