From 18:41 on 25 Aug 2026
Scheduled departures
704Heathrow Airport Terminal 5Thames Valley BusesPlanned20:47Observed— A4Heathrow AirportFirst Berkshire & The Thames ValleyPlanned20:51Observed— A4Heathrow AirportFirst Berkshire & The Thames ValleyPlanned21:21Observed— 704Slough Town CentreThames Valley BusesPlanned21:47Observed— A4Heathrow AirportFirst Berkshire & The Thames ValleyPlanned21:51Observed— A4Heathrow AirportFirst Berkshire & The Thames ValleyPlanned22:21Observed— 704Slough Town CentreThames Valley BusesPlanned22:47Observed— A4Heathrow AirportFirst Berkshire & The Thames ValleyPlanned22:53Observed— A4Heathrow AirportFirst Berkshire & The Thames ValleyPlanned23:21Observed— A4Heathrow AirportFirst Berkshire & The Thames ValleyPlanned23:51Observed— Scheduled and observed values are kept separate. BustimeFinder does not invent realtime departures when stop-specific observations are absent.