Bus N18 in London links Harrow Weald Bus Garage and Whitehall / Trafalgar Square. The route is 0.0 km long with 71 stops, and the official schedule from Transport for London puts the full trip at about 76 minutes. On a weekday it runs 12 trips in one direction.
Route at a glance
| Mode | Bus |
|---|---|
| Route number | N18 |
| City | London |
| Operator | Transport for London (TfL) |
| Start → end | Harrow Weald Bus Garage → Whitehall / Trafalgar Square |
| End → start | Whitehall / Trafalgar Square → Harrow Weald Bus Garage |
| Route length | 0.0 km / 0.0 km in the opposite direction |
| Number of stops | 71 / 69 in the opposite direction |
| Travel time | about 76 minutes |
| Trips per day | 12 on weekdays one way |
| Frequency | — |
| First / last trip from «Harrow Weald Bus Garage» | 00:15 / 23:45 |
| First / last trip from «Whitehall / Trafalgar Square» | 00:30 / 05:30 |
| Fare | 1.75 £ (fare in effect since 5 July 2026) |
| Updated | August 22, 2026 |
Route of Bus N18
Outbound: Harrow Weald Bus Garage → Whitehall / Trafalgar Square
This direction has 71 stops. The route passes Weald Lane, Rugby Avenue, Knatchbull Road, Westminster Academy / Cirencester Street. The full list of stops in order is below.
| No. | Stop | From start | Note |
|---|---|---|---|
| 1 | Harrow Weald Bus Garage | 0.0 km | Terminus |
| 2 | Weald Lane | 0.0 km | |
| 3 | Salvatorian College / St Joseph’s Ch | 0.0 km | |
| 4 | Wealdstone Baptist Church | 0.0 km | |
| 5 | The Wealdstone Centre | 0.0 km | |
| 6 | Harrow & Wealdstone Station | 0.0 km | |
| 7 | Harrow Civic Centre / Harrow Mosque | 0.0 km | |
| 8 | Hindes Road Harrow | 0.0 km | |
| 9 | Harrow Town Cen / St John’s Rd | 0.0 km | |
| 10 | Harrow Town Cen / Station Rd | 0.0 km | |
| 11 | Harrow Bus Station | 0.0 km | |
| 12 | Harrow Town Cen / College Rd | 0.0 km | |
| 13 | Tyburn Lane | 0.0 km | |
| 14 | Northwick Park Hospital | 0.0 km | |
| 15 | The Green/Carlton Avenue West | 0.0 km | |
| 16 | Sudbury Court Road | 0.0 km | |
| 17 | Sudbury Junior School | 0.0 km | |
| 18 | Harrow Road Sudbury | 0.0 km | |
| 19 | Rugby Avenue | 0.0 km | |
| 20 | Sudbury & Harrow Road | 0.0 km | |
| 21 | Chaplin Road Sudbury | 0.0 km | |
| 22 | Copland Avenue | 0.0 km | |
| 23 | Ealing Road Harrow Road | 0.0 km | |
| 24 | Wembley Central Station | 0.0 km | |
| 25 | Ark Elvin Academy / Park Lane | 0.0 km | |
| 26 | Wembley Triangle | 0.0 km | |
| 27 | Waverley Avenue | 0.0 km | |
| 28 | Tring Avenue | 0.0 km | |
| 29 | Flamsted Avenue | 0.0 km | |
| 30 | Wyld Way | 0.0 km | |
| 31 | Stonebridge Park Station / Point Place | 0.0 km | |
| 32 | North Circular Road Stonebridge Park | 0.0 km | |
| 33 | Sunny Crescent | 0.0 km | |
| 34 | West End Close | 0.0 km | |
| 35 | Shakespeare Road Stonebridge | 0.0 km | |
| 36 | Knatchbull Road | 0.0 km | |
| 37 | Craven Park | 0.0 km | |
| 38 | St Mary’s Road Craven Park Road | 0.0 km | |
| 39 | Tavistock Road | 0.0 km | |
| 40 | Nightingale Road | 0.0 km | |
| 41 | Scrubs Lane | 0.0 km | |
| 42 | Victor Road | 0.0 km | |
| 43 | St Mary’s Cemetery | 0.0 km | |
| 44 | Kensal Green Station | 0.0 km | |
| 45 | Berens Road | 0.0 km | |
| 46 | Kilburn Lane | 0.0 km | |
| 47 | Fifth Avenue Queen’s Park | 0.0 km | |
| 48 | Third Avenue (W10) | 0.0 km | |
| 49 | Portnall Road | 0.0 km | |
| 50 | Great Western Road / Elgin Ave | 0.0 km | |
| 51 | Westminster Register Office | 0.0 km | |
| 52 | Sutherland Avenue Westbourne Green | 0.0 km | |
| 53 | Westminster Academy / Cirencester Street | 0.0 km | |
| 54 | Royal Oak | 0.0 km | |
| 55 | Westbourne Terrace / Harrow Road | 0.0 km | |
| 56 | Bishops Bridge Road / Little Venice | 0.0 km | |
| 57 | Edgware Road | 0.0 km | |
| 58 | Edgware Road (Bakerloo line) Station | 0.0 km | |
| 59 | Marylebone Station | 0.0 km | |
| 60 | Old Marylebone Town Hall | 0.0 km | |
| 61 | Baker Street Station | 0.0 km | |
| 62 | Harley Street | 0.0 km | |
| 63 | Regent’s Park Station | 0.0 km | |
| 64 | Great Portland Street | 0.0 km | |
| 65 | New Cavendish Street | 0.0 km | |
| 66 | Oxford Circus Stn /Margaret St | 0.0 km | |
| 67 | Oxford Circus Station | 0.0 km | |
| 68 | Piccadilly Circus | 0.0 km | |
| 69 | Haymarket / Charles II Street | 0.0 km | |
| 70 | Trafalgar Square | 0.0 km | |
| 71 | Whitehall / Trafalgar Square | 0.0 km | Terminus |
Inbound: Whitehall / Trafalgar Square → Harrow Weald Bus Garage
This direction has 69 stops. The route passes Regent Street / St James’s, Royal Oak, St Mary’s Road Craven Park Road, Sudbury & Harrow Road. The full list of stops in order is below.
| No. | Stop | From start | Note |
|---|---|---|---|
| 1 | Trafalgar Square | 0.0 km | Terminus |
| 2 | Regent Street / St James’s | 0.0 km | |
| 3 | Piccadilly Circus | 0.0 km | |
| 4 | Conduit Street / Hamleys Toy Store | 0.0 km | |
| 5 | Margaret Street /Oxford Circus | 0.0 km | |
| 6 | Portland Place | 0.0 km | |
| 7 | Great Portland Street | 0.0 km | |
| 8 | Regent’s Park Station | 0.0 km | |
| 9 | Harley Street | 0.0 km | |
| 10 | Baker Street Station | 0.0 km | |
| 11 | Gloucester Place | 0.0 km | |
| 12 | Marylebone Station | 0.0 km | |
| 13 | Old Marylebone Road | 0.0 km | |
| 14 | Edgware Road (Circle line) Station | 0.0 km | |
| 15 | Edgware Road | 0.0 km | |
| 16 | Hermitage Street | 0.0 km | |
| 17 | Bishops Bridge Road / Little Venice | 0.0 km | |
| 18 | Royal Oak | 0.0 km | |
| 19 | Westminster Academy / Cirencester Street | 0.0 km | |
| 20 | Sutherland Avenue Westbourne Green | 0.0 km | |
| 21 | Westminster Register Office | 0.0 km | |
| 22 | Ashmore Road | 0.0 km | |
| 23 | Second Avenue (W10) | 0.0 km | |
| 24 | Fifth Avenue / Queen’s Park Library | 0.0 km | |
| 25 | Ladbroke Grove / Kilburn Lane | 0.0 km | |
| 26 | Kensal Green Cemetery | 0.0 km | |
| 27 | Kensal Green Station | 0.0 km | |
| 28 | St Mary’s Cemetery | 0.0 km | |
| 29 | Wrottesley Road | 0.0 km | |
| 30 | Scrubs Lane | 0.0 km | |
| 31 | Willesden Junction Station | 0.0 km | |
| 32 | Park Parade | 0.0 km | |
| 33 | Harlesden Jubilee Clock | 0.0 km | |
| 34 | St Mary’s Road Craven Park Road | 0.0 km | |
| 35 | Craven Park | 0.0 km | |
| 36 | Knatchbull Road | 0.0 km | |
| 37 | Shakespeare Road Stonebridge | 0.0 km | |
| 38 | First Drive | 0.0 km | |
| 39 | North Circular Road Stonebridge Park | 0.0 km | |
| 40 | Stonebridge Park Station / Point Place | 0.0 km | |
| 41 | Flamsted Avenue | 0.0 km | |
| 42 | Tring Avenue | 0.0 km | |
| 43 | Waverley Avenue | 0.0 km | |
| 44 | Cecil Avenue (HA9) | 0.0 km | |
| 45 | Ark Elvin Academy / Park Lane | 0.0 km | |
| 46 | Wembley Central Station | 0.0 km | |
| 47 | Ealing Road Harrow Road | 0.0 km | |
| 48 | Copland Avenue | 0.0 km | |
| 49 | Bridgewater Road | 0.0 km | |
| 50 | Sudbury & Harrow Road | 0.0 km | |
| 51 | Sudbury & Harrow Road | 0.0 km | |
| 52 | Butlers Green | 0.0 km | |
| 53 | Sudbury Junior School | 0.0 km | |
| 54 | Sudbury Court Road | 0.0 km | |
| 55 | The Green/Carlton Avenue West | 0.0 km | |
| 56 | Northwick Park Hospital | 0.0 km | |
| 57 | University Of Westminster | 0.0 km | |
| 58 | Tyburn Lane | 0.0 km | |
| 59 | Harrow Town Cen / Station Rd | 0.0 km | |
| 60 | Harrow Bus Station | 0.0 km | |
| 61 | Harrow Town Cen / College Rd | 0.0 km | |
| 62 | Harrow Town Cen/ Sheepcote Rd | 0.0 km | |
| 63 | Safari Cinema | 0.0 km | |
| 64 | Harrow Civic Centre / Harrow Mosque | 0.0 km | |
| 65 | Harrow & Wealdstone Station | 0.0 km | |
| 66 | The Wealdstone Centre | 0.0 km | |
| 67 | Wealdstone Baptist Church | 0.0 km | |
| 68 | Salvatorian College / St Joseph’s Ch | 0.0 km | |
| 69 | Long Elmes Harrow Weald | 0.0 km | Terminus |
Schedule and frequency
According to the official schedule from Transport for London, the route runs 12 trips in one direction on a weekday.
| Direction | Weekdays | Weekends and holidays |
|---|---|---|
| From «Harrow Weald Bus Garage» | 00:15 — 23:45 | — — — |
| From «Whitehall / Trafalgar Square» | 00:30 — 05:30 | — — — |
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 N18 cost?
1.75 £ for a single ride — fare in effect since 5 July 2026.
When do the first and last trips run?
From Harrow Weald Bus Garage the first is at 00:15 and the last at 23:45. From Whitehall / Trafalgar Square they are 00:30 and 05:30.
How long does the trip from Harrow Weald Bus Garage to Whitehall / Trafalgar Square take?
About 76 minutes end to end — the median of full trips in the official schedule.
How many stops does the route have?
71 outbound and 69 inbound according to the official GTFS feed. The two lists do not match exactly.
Does bus N18 run on weekends?
Yes, the route runs every day, with a separate weekend schedule.
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).