服務日期起始時間從 15:19 出發於 2026年9月8日預定出發顯示 21公車行程至預定觀察到356Church Street15:37—84Potters Bar, o/s Bus Garage15:38—398Potters Bar, Potters Bar Railway Station (Stop B)16:15—84Potters Bar, o/s Bus Garage16:15—398Potters Bar, Potters Bar Railway Station (Stop B)16:29—84Potters Bar, o/s Bus Garage16:45—398Potters Bar, Potters Bar Railway Station (Stop B)16:48—84Potters Bar, o/s Bus Garage17:15—398Potters Bar, Potters Bar Railway Station (Stop B)17:20—398Potters Bar, Potters Bar Railway Station (Stop B)17:44—84Potters Bar, o/s Bus Garage17:45—84Potters Bar, o/s Bus Garage18:15—398Potters Bar, Potters Bar Railway Station (Stop B)18:20—84Potters Bar, Potters Bar Railway Station (Stop A)18:38—398Potters Bar, Potters Bar Railway Station (Stop B)18:44—84Potters Bar, o/s Bus Garage19:06—84Potters Bar, Potters Bar Railway Station (Stop A)19:34—84Potters Bar, Potters Bar Railway Station (Stop A)20:04—84Potters Bar, o/s Bus Garage20:34—84Potters Bar, o/s Bus Garage22:04—84Potters Bar, Potters Bar Railway Station (Stop A)23:34—預定和觀察到的數值分開保存。當缺少特定站點的即時觀察時，BustimeFinder 不會捏造即時出發。