服务日期起始时间2026年9月7日 21:48 起预定出发时间显示 21班次到计划实际222Hounslow Bus Station21:56—U5Church Road (UB7)22:04—222Hounslow Bus Station22:08—350Heathrow Airport, Terminal Five22:17—222Hounslow Bus Station22:20—U5Church Road (UB7)22:23—222Hounslow Bus Station22:32—U5Church Road (UB7)22:43—222Hounslow Bus Station22:44—350Heathrow Airport, Terminal Five22:47—222Hounslow Bus Station22:56—U5Church Road (UB7)23:03—222Hounslow Bus Station23:08—350Heathrow Airport, Terminal Five23:17—222Hounslow Bus Station23:20—U5Church Road (UB7)23:22—222Hounslow Bus Station23:32—U5Church Road (UB7)23:42—222Hounslow Bus Station23:44—350Heathrow Airport, Terminal Five23:47—222Hounslow Bus Station23:56—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。