服务日期起始时间2026年9月7日 15:07 起预定出发时间显示 21班次到计划实际724St Peter's Street15:10—724Heathrow Central Bus Station15:18—725St Peter's Street15:42—725Heathrow Central Bus Station15:48—724St Peter's Street16:05—724St Peter's Street16:05—724Heathrow Central Bus Station16:21—725St Peter's Street16:33—725Heathrow Central Bus Station16:55—724St Peter's Street17:00—724Heathrow Central Bus Station17:31—724Heathrow Central Bus Station17:31—725St Peter's Street17:34—725Heathrow Central Bus Station18:06—724St Peter's Street18:11—724Heathrow Central Bus Station18:44—725St Peter's Street18:46—725Heathrow Central Bus Station19:11—724St Peter's Street19:26—724Heathrow Central Bus Station19:45—724Heathrow Central Bus Station19:45—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。