A舱为头等舱免折、常旅客免票; C舱为公务舱公布价, D舱为公务舱免折、常旅客免票; Y舱为普通舱(经济舱)公布价, S舱为联程、缺口程等特殊舱位, B舱为普通舱9折, H舱为普通舱85折, K舱为普通舱80折, L舱...