Bus U4 in London links Prologis Park and Belmont Road. The route is 0.0 km long with 37 stops, and the official schedule from Transport for London puts the full trip at about 46 minutes. On a weekday it runs 99 trips in one direction, and 86 on a weekend day.
Route at a glance
| Mode | Bus |
|---|---|
| Route number | U4 |
| City | London |
| Operator | Transport for London (TfL) |
| Start → end | Prologis Park → Belmont Road |
| End → start | Belmont Road → Prologis Park |
| Route length | 0.0 km / 0.0 km in the opposite direction |
| Number of stops | 37 / 39 in the opposite direction |
| Travel time | about 46 minutes |
| Trips per day | 99 on weekdays, 86 on weekends one way |
| Frequency | peak 8–11 · midday 9–11 · weekend 11–15 |
| First / last trip from «Prologis Park» | 00:00 / 23:45 |
| First / last trip from «Belmont Road» | 00:00 / 23:45 |
| Fare | 1.75 £ (fare in effect since 5 July 2026) |
| Updated | August 22, 2026 |
Route of Bus U4
Outbound: Prologis Park → Belmont Road
This direction has 37 stops. The route passes Conway Drive, Pinkwell Lane, Printing House Lane, Lees Road (UB8). The full list of stops in order is below.
| No. | Stop | From start | Note |
|---|---|---|---|
| 1 | Prologis Park | 0.0 km | Terminus |
| 2 | Conway Drive | 0.0 km | |
| 3 | Glamis Crescent | 0.0 km | |
| 4 | Pinkwell Park | 0.0 km | |
| 5 | Pinkwell Infant School | 0.0 km | |
| 6 | Pinkwell Junior School | 0.0 km | |
| 7 | Ross Close | 0.0 km | |
| 8 | Waltham Avenue | 0.0 km | |
| 9 | Guinness Close | 0.0 km | |
| 10 | Pinkwell Lane | 0.0 km | |
| 11 | Clement Gardens | 0.0 km | |
| 12 | Redmead Road | 0.0 km | |
| 13 | Millington Road | 0.0 km | |
| 14 | Fairey Corner | 0.0 km | |
| 15 | Hayes & Harlington Station | 0.0 km | |
| 16 | Clayton Road (UB3) | 0.0 km | |
| 17 | Hayes Town Centre | 0.0 km | |
| 18 | Printing House Lane | 0.0 km | |
| 19 | Botwell Common | 0.0 km | |
| 20 | Hayes Sycamore Avenue | 0.0 km | |
| 21 | Lilac Gardens | 0.0 km | |
| 22 | Princes Park Lane | 0.0 km | |
| 23 | Wood End Park School | 0.0 km | |
| 24 | Goulds Green | 0.0 km | |
| 25 | Barwick Drive | 0.0 km | |
| 26 | Lees Road (UB8) | 0.0 km | |
| 27 | Pield Heath Avenue | 0.0 km | |
| 28 | Micawber Avenue | 0.0 km | |
| 29 | Hillingdon Hospital | 0.0 km | |
| 30 | Kingston La Pentecostal Church | 0.0 km | |
| 31 | Brunel University | 0.0 km | |
| 32 | The Greenway | 0.0 km | |
| 33 | Manor Waye / St Andrew’s Park | 0.0 km | |
| 34 | St Andrew’s Church (UB8) | 0.0 km | |
| 35 | Civic Centre | 0.0 km | |
| 36 | Crown Walk | 0.0 km | |
| 37 | Belmont Road | 0.0 km | Terminus |
Inbound: Belmont Road → Prologis Park
This direction has 39 stops. The route passes Uxbridge High Street, Hillingdon Hospital, Princes Park Lane, Redmead Road. The full list of stops in order is below.
| No. | Stop | From start | Note |
|---|---|---|---|
| 1 | Uxbridge Station | 0.0 km | Terminus |
| 2 | Uxbridge High Street | 0.0 km | |
| 3 | Crown Walk | 0.0 km | |
| 4 | Vine Street | 0.0 km | |
| 5 | St Andrew’s Church / Hillingdon Road | 0.0 km | |
| 6 | Manor Waye / St Andrew’s Park | 0.0 km | |
| 7 | The Greenway | 0.0 km | |
| 8 | Ivybridge Close | 0.0 km | |
| 9 | Brunel University | 0.0 km | |
| 10 | Brunel University Sports Park | 0.0 km | |
| 11 | Hillingdon Hospital | 0.0 km | |
| 12 | Colham Road | 0.0 km | |
| 13 | Micawber Avenue | 0.0 km | |
| 14 | Pield Heath Avenue | 0.0 km | |
| 15 | Lees Road (UB8) | 0.0 km | |
| 16 | Lady Craig Court | 0.0 km | |
| 17 | Merrimans Cnr /Harlington Road | 0.0 km | |
| 18 | Corwell Gardens | 0.0 km | |
| 19 | Wood End Park School | 0.0 km | |
| 20 | Princes Park Lane | 0.0 km | |
| 21 | Lilac Gardens | 0.0 km | |
| 22 | Willenhall Drive | 0.0 km | |
| 23 | Botwell Common | 0.0 km | |
| 24 | Printing House Lane | 0.0 km | |
| 25 | Botwell Green | 0.0 km | |
| 26 | Hayes Town Centre | 0.0 km | |
| 27 | Hayes & Harlington Station | 0.0 km | |
| 28 | Fairey Corner | 0.0 km | |
| 29 | Redmead Road | 0.0 km | |
| 30 | Clement Gardens | 0.0 km | |
| 31 | Pinkwell Lane | 0.0 km | |
| 32 | Guinness Close | 0.0 km | |
| 33 | Colbrook Avenue | 0.0 km | |
| 34 | Elers Road | 0.0 km | |
| 35 | Harlington School | 0.0 km | |
| 36 | Pinkwell Junior School | 0.0 km | |
| 37 | Pinkwell Park | 0.0 km | |
| 38 | Skipton Drive | 0.0 km | |
| 39 | Prologis Park | 0.0 km | Terminus |
Schedule and frequency
According to the official schedule from Transport for London, the route runs 99 trips in one direction on a weekday, and 86 on a weekend day.
| Direction | Weekdays | Weekends and holidays |
|---|---|---|
| From «Prologis Park» | 00:00 — 23:45 | 00:00 — 23:45 |
| From «Belmont Road» | 00:00 — 23:45 | 00:00 — 23:45 |
Frequency calculated from the departure table: in the morning peak buses run every 8–11 minutes, most often every 10; midday every 9–11 minutes; in the afternoon peak every 11–12; on weekends every 11–15 minutes.
Fare and payment
A single ride costs 1.75 £ — fare in effect since 5 July 2026. The same fare applies to buses in London.
A single bus or tram journey costs £1.75. The Hopper fare lets you make unlimited bus and tram journeys within one hour of your first tap at no extra charge. Daily spending is capped at £5.25; a 7 Day Bus & Tram Pass costs £24.70. London buses do not accept cash — pay by contactless or Oyster. Transfers within 60 minutes are free. Within the Hopper hour the transfers are free; you must tap the same card or device.
Frequently asked questions
How much does a ride on bus U4 cost?
1.75 £ for a single ride — fare in effect since 5 July 2026.
When do the first and last trips run?
From Prologis Park the first is at 00:00 and the last at 23:45. From Belmont Road they are 00:00 and 23:45.
How long does the trip from Prologis Park to Belmont Road take?
About 46 minutes end to end — the median of full trips in the official schedule.
How many stops does the route have?
37 outbound and 39 inbound according to the official GTFS feed. The two lists do not match exactly.
Does bus U4 run on weekends?
Yes. On weekends and holidays there are 86 trips in one direction, running from Prologis Park between 00:00 and 23:45.
Every route number with its termini, operating hours and travel time is collected in the London buses overview.
Data current as of August 22, 2026. Schedule and termini — Transport for London (TfL). Fares — Mayor of London, MD3517 July 2026 fare changes (Direction to TfL). Stop list, schedule and route geometry come from the official GTFS feed (Bus Open Data Service (BODS), version 20260822_025337).