AirlinesJapanHokkaido Air SystemHokkaido Air SystemAirline based in JapanAirline factsIATA coden/aICAO codeNTHCallsignNORTH AIRCountryJapanAllianceNoneWebsiteinfo.hac-air.co.jpHokkaido Air System hubsOKDSapporoSapporo Okadama AirportRelated airlinesJLJapan AirlinesJapanNHAll Nippon AirwaysJapanEHANA WingsJapanHDAir DoJapan6JSolaseed AirJapanFWIbex AirlinesJapan7GStarFlyerJapanBCSkymark AirlinesJapanJHFuji Dream AirlinesJapanNUJapan Transocean AirJapanJCJapan Air CommuterJapanMMPeach AviationJapan