Sat Airlines is a Kazakhstan-based regional carrier operating scheduled and charter passenger flights primarily within the CIS region. The airline has served routes connecting Siberian and Central Asian destinations, filling a niche in regional air transport. Operating under the IATA code HZ and ICAO code SOZ with the callsign SATCO, the airline has maintained a modest fleet focused on short- to medium-haul operations. It has served both domestic and international routes, catering to business and leisure travelers in the region. Sat Airlines has navigated a competitive and challenging regional aviation market, operating with a relatively small fleet and focusing on underserved routes in Kazakhstan and neighboring countries.