London Bus 120 Timetable
First bus, last bus and departure times at every stop
This is the full timetable for the number 120 bus in London, which runs between Hounslow Bus Station and Northolt Station. The table shows the first bus, the last bus and how often the 120 runs from each of the 37 stops in each direction. Times below are for buses towards Northolt Station (Mon-Fri). Use the toggles to switch direction or day, and tap any stop for its full hour by hour departure list.
This page shows TfL's scheduled times for the 120. Waiting at a stop right now? See live arrivals and the route map for bus 120 instead.
Tap any stop to see every scheduled departure, hour by hour, plus a link to its live arrivals.
Full 120 timetable from Hounslow Bus Station (Mon-Fri)
Every scheduled 120 bus departure from Hounslow Bus Station towards Northolt Station, Mon-Fri. For other days, use the day buttons above or tap any stop in the table.
Full 120 timetable from Northolt Station (Mon-Fri)
Every scheduled 120 bus departure from Northolt Station towards Hounslow Bus Station, Mon-Fri. For other days, use the day buttons above or tap any stop in the table.
First and Last are the earliest and latest scheduled departures from each stop in the chosen direction. Every is the typical daytime interval between buses from 07:00 to 19:00; buses may be more frequent at peak times and less frequent early and late. Times at the final stop are arrivals. Times at stops along the route are TfL's scheduled running times from the start of the route, so on busy days buses can run a few minutes later. Tap a stop row for its full list of departures. All times come from Transport for London's timetable data.
Source: TfL Timetable API
Bus 120 timetable FAQs
What time is the first 120 bus?
The first 120 bus leaves Hounslow Bus Station at 04:30 towards Northolt Station (Mon-Fri). From Northolt Station the first bus is at 04:45. Use the table above for the first bus from any stop on the route.
What time is the last 120 bus?
The last 120 bus leaves Hounslow Bus Station at 00:10 towards Northolt Station (Mon-Fri). From Northolt Station the last bus is at 00:20. Tap any stop in the table above to see its exact last departure.
How often does the 120 bus run?
During the day the 120 typically runs about every 9 minutes. Buses can be more frequent at peak times and less frequent early in the morning and late in the evening.
Does the 120 bus run on Sundays?
Yes. On Sundays the 120 runs from 04:30 until 00:10 from Hounslow Bus Station. Use the Sun button above to see full Sunday times.