IATA Code:  OK ICAO Code: CSA Known As: CSA Czech Airlines Full Name: CSA Czech Airlines Country: Czech Republic Hubs: Prague Callsign: CSA Lines Web Site: www.csa.cz History: CSA Czech Airlines was established on October 6, 1923 as CSA Ceskoslovenské Státní Aerolinie and began domestic services on October 29 of the same year. International services from Prague to Bratislava and Zagreb began in 1930. With the dissolution of the Czechoslovak Federation in May 1995, the airline was renamed CSA Czech Airlines.