🚌 Bus from Hounslow to Harmondsworth
2 direct routes · about 28 min · first bus 04:30, last bus 23:38 (weekdays).
💷 Single fares on this journey are capped at £3 on participating routes
(England cap, until 31 Dec 2026 — then £2). Details →
Direct routes
| Route | Operator | Journey time | Weekday journeys | First | Last | Board at |
|---|---|---|---|---|---|---|
| 81 | Metroline Travel | ~28 min | 150 | 04:30 | 23:38 | School Road (TW3) (Stop C) |
| 423 | London United | ~41 min | 101 | 00:10 | 23:40 | School Road (TW3) (Stop C) |
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.
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).
How long does the bus take from Hounslow to Harmondsworth?
Around 28 minutes on the 81, depending on time of day and traffic.
What time is the first and last bus from Hounslow to Harmondsworth?
On weekdays the first direct bus (the 81) leaves around 04:30 and the last around 23:38. Check the route timetable for weekends.
How much is the bus from Hounslow to Harmondsworth?
Most single fares in England are capped at £3 until 31 December 2026, then £2 from 1 January 2027.