服务日期起始时间2026年9月8日 07:12 起预定出发时间显示 50班次到计划实际81Hounslow Bus Station07:20—81Hounslow Bus Station07:20—423Heathrow Airport, Terminal 507:25—81Hounslow Bus Station07:32—81Hounslow Bus Station07:32—81Hounslow Bus Station07:44—81Hounslow Bus Station07:44—423Heathrow Airport, Terminal 507:45—81Hounslow Bus Station07:56—81Hounslow Bus Station07:56—423Heathrow Airport, Terminal 508:05—81Hounslow Bus Station08:08—81Hounslow Bus Station08:08—81Hounslow Bus Station08:20—81Hounslow Bus Station08:20—423Heathrow Airport, Terminal 508:25—81Hounslow Bus Station08:32—81Hounslow Bus Station08:32—81Hounslow Bus Station08:45—81Hounslow Bus Station08:45—423Heathrow Airport, Terminal 508:45—81Hounslow Bus Station08:57—81Hounslow Bus Station08:57—423Heathrow Airport, Terminal 509:05—81Hounslow Bus Station09:07—81Hounslow Bus Station09:07—81Hounslow Bus Station09:17—81Hounslow Bus Station09:17—423Heathrow Airport, Terminal 509:25—81Hounslow Bus Station09:27—81Hounslow Bus Station09:27—81Hounslow Bus Station09:36—81Hounslow Bus Station09:36—423Heathrow Airport, Terminal 509:45—81Hounslow Bus Station09:46—81Hounslow Bus Station09:46—81Hounslow Bus Station09:58—81Hounslow Bus Station09:58—423Heathrow Airport, Terminal 510:05—81Hounslow Bus Station10:10—81Hounslow Bus Station10:10—81Hounslow Bus Station10:22—81Hounslow Bus Station10:22—423Heathrow Airport, Terminal 510:25—81Hounslow Bus Station10:34—81Hounslow Bus Station10:34—423Heathrow Airport, Terminal 510:45—81Hounslow Bus Station10:46—81Hounslow Bus Station10:46—81Hounslow Bus Station10:58—51–100 →计划值和观察值分开保存。当缺乏特定站点的观察时，BustimeFinder 不会虚构实时出发。