Bus from Hounslow to Harmondsworth
2 direct routes · 25–42 min · first bus 04:32, last bus 00:00 (weekdays); night service 423 runs 03:20–00:10.
Next buses to Harmondsworth as of 08:41
Scheduled times at the boarding stop in Hounslow, from the operators' timetables — they update automatically. Open the stop for live tracking.
Direct routes
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| 81 | Metroline Travel | ~25 min | 90 | Sat 80 · Sun 63 | 04:32 | 00:00 | Treaty Centre (Stop T) | Compass Centre (Stop BW) | — |
| 423 | London United | ~42 min | 58 | Sat 53 · Sun 43 | 03:20 | 00:10 | School Road (TW3) (Stop C) | Compass Centre (Stop BW) | — |
Times are for the first boarding point in Hounslow on each route's weekday timetable — open the route for the full timetable, live map and every stop.
The same number runs elsewhere in the UK — see every 81 bus or 423 bus timetable.
Frequently asked questions
Which bus goes from Hounslow to Harmondsworth?
2 routes run directly from Hounslow to Harmondsworth: the 81 (Metroline Travel), the 423 (London United). The most frequent is the 81, 90 times each weekday — board at Treaty Centre (Stop T) and get off at Compass Centre (Stop BW), about 25 minutes.
How long does the bus take from Hounslow to Harmondsworth?
Between 25 minutes on the 81 and 42 on the 423, depending on which route you catch and on traffic.
What time is the first and last bus from Hounslow to Harmondsworth?
On weekdays the first direct bus leaves around 04:32 and the last around 00:00 — and night service 423 runs 03:20–00:10. Check the route timetables for weekends.
How much is the bus from Hounslow to Harmondsworth?
London buses have a flat £1.75 fare with contactless or Oyster — the Hopper fare covers unlimited bus and tram changes within an hour, with daily caps. Cash isn't accepted.
Same journey, other stops
The same trip, starting or ending at a town centre that has its own page here.