Night bus route N18 in London: Harrow Weald Bus Garage ↔ Whitehall / Trafalgar Square

Bus route N18 in London links “Harrow Weald Bus Garage” and “Whitehall / Trafalgar Square”. This is a night route. One stop is served in one direction only. The return journey starts at “Trafalgar Square” (250 m from “Whitehall / Trafalgar Square”) and ends at “Long Elmes Harrow Weald” (100 m from “Harrow Weald Bus Garage”).

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Where bus N18 goes

From “Harrow Weald Bus Garage” to “Whitehall / Trafalgar Square”: 72 stops. On the way: “Weald Lane”, “Salvatorian College / St Joseph’s Ch”, “Wealdstone Baptist Church”, “The Wealdstone Centre”, “Harrow & Wealdstone Station”, “Harrow Civic Centre / Harrow Mosque”, “Hindes Road Harrow”, “Harrow Town Cen / St John’s Rd”, “Harrow Town Cen / Station Rd”, “Harrow Bus Station”. Then “Harrow Town Cen / College Rd”, “Tyburn Lane”, “Northwick Park Hospital”, “The Green/Carlton Avenue West”, “Sudbury Court Road”, “Sudbury Junior School”, “Harrow Road Sudbury”, “Rugby Avenue”, “Sudbury & Harrow Road”, “Chaplin Road Sudbury”. Then “Copland Avenue”, “Ealing Road Harrow Road”, “Wembley Central Station”, “Ark Elvin Academy / Park Lane”, “Wembley Triangle”, “Waverley Avenue”, “Tring Avenue”, “Flamsted Avenue”, “Wyld Way”, “Stonebridge Park Station / Point Place”. Then “North Circular Road Stonebridge Park”, “Sunny Crescent”, “West End Close”, “Shakespeare Road Stonebridge”, “Knatchbull Road”, “Craven Park”, “St Mary’s Road Craven Park Road”, “Tavistock Road”, “Nightingale Road”, “Scrubs Lane”. Then “Victor Road”, “St Mary’s Cemetery”, “Kensal Green Station”, “Berens Road”, “Kilburn Lane”, “Fifth Avenue Queen’s Park”, “Third Avenue (W10)”, “Portnall Road”, “Great Western Road / Elgin Ave”, “Westminster Register Office”. Then “Sutherland Avenue Westbourne Green”, “Westminster Academy / Cirencester Street”, “Royal Oak”, “Westbourne Terrace / Harrow Road”, “Bishops Bridge Road / Little Venice”, “Edgware Road”, “Edgware Road (Bakerloo line) Station”, “Marylebone Station”, “Old Marylebone Town Hall”, “Baker Street Station”. Before “Whitehall / Trafalgar Square”: “Harley Street”, “Regent’s Park Station”, “Great Portland Street”, “New Cavendish Street”, “Oxford Circus Stn/Margaret St”, “Oxford Circus Station”, “Beak Street / Hamleys Toy Store”, “Piccadilly Circus”, “Haymarket / Charles II Street”, “Trafalgar Square”.

On the way back the bus takes a different route, from “Trafalgar Square” to “Long Elmes Harrow Weald” (68 stops). Only in this direction does it call at “Regent Street / St James’s”, “Conduit Street / Hamleys Toy Store”, “Margaret Street/Oxford Circus”, “Portland Place”, “Gloucester Place”, “Old Marylebone Road”, “Hermitage Street”, “Ashmore Road”, “Second Avenue (W10)”, “Fifth Avenue / Queen’s Park Library”, “Ladbroke Grove / Kilburn Lane”, “Kensal Green Cemetery”, “Wrottesley Road”, “Willesden Junction Station”, “Park Parade”, “Harlesden Jubilee Clock”, “First Drive”, “Cecil Avenue (HA9)”, “Bridgewater Road”, “Butlers Green”, “University Of Westminster”, “Harrow Town Cen/ Sheepcote Rd” and “Safari Cinema”. Only in the direction of “Whitehall / Trafalgar Square” does it call at, among others, “Weald Lane”, “Hindes Road Harrow”, “Harrow Town Cen / St John’s Rd”, “Harrow Road Sudbury”, “Rugby Avenue” and “Chaplin Road Sudbury”. For the way back, board nearby: “Weald Lane” → “Long Elmes Harrow Weald” (200 m), “Hindes Road Harrow” → “Safari Cinema” (250 m), “Harrow Town Cen / St John’s Rd” → “Harrow Town Cen/ Sheepcote Rd” (100 m) and “Harrow Road Sudbury” → “Butlers Green” (50 m). Towards “Whitehall / Trafalgar Square”, board nearby: “Regent Street / St James’s” → “Haymarket / Charles II Street” (150 m), “Conduit Street / Hamleys Toy Store” → “Beak Street / Hamleys Toy Store” (150 m), “Margaret Street/Oxford Circus” → “Oxford Circus Stn/Margaret St” (100 m) and “Portland Place” → “New Cavendish Street” (150 m).

Where to change

Shared sections with other routes: between “Rugby Avenue” and “Whitehall / Trafalgar Square” it shares the road with route N118; between “Harrow Weald Bus Garage” and “Harrow Bus Station” it shares the road with route N140; between “Edgware Road (Bakerloo line) Station” and “Great Portland Street” it shares the road with routes N27 and N205.

Connections by stop, in route order:

• Stops from “Ealing Road Harrow Road” to “Ark Elvin Academy / Park Lane”: bus N83
• “Wembley Triangle” (only towards “Whitehall / Trafalgar Square”): bus N83
• “Waverley Avenue”: bus N83
• Stops from “Knatchbull Road” to “St Mary’s Road Craven Park Road”: bus N266
• “Tavistock Road” (only towards “Whitehall / Trafalgar Square”): bus N266
• “Portnall Road” (only towards “Whitehall / Trafalgar Square”): buses N28 and N31
• “Great Western Road / Elgin Ave” (only towards “Whitehall / Trafalgar Square”): buses N28 and N31
• “Westminster Register Office”: buses N28 and N31
• “Sutherland Avenue Westbourne Green”: buses N28 and N31
• “Westbourne Terrace / Harrow Road” (only towards “Whitehall / Trafalgar Square”): bus N7
• “Bishops Bridge Road / Little Venice”: bus N7
• “Edgware Road”: buses N7, N32 and N98
• “Edgware Road (Bakerloo line) Station”: buses N7, N32 and N98
• “Marylebone Station”: buses N2, N74 and N113
• “Old Marylebone Town Hall” (only towards “Whitehall / Trafalgar Square”): buses N2, N74 and N113
• “Baker Street Station”: buses N2, N74 and N113
• “Oxford Circus Stn/Margaret St” (only towards “Whitehall / Trafalgar Square”): buses N7, N8, N22, N25, N55, N73, N98, N109, N113, N136, N137 and N207
• “Oxford Circus Station” (only towards “Whitehall / Trafalgar Square”): buses N7, N8, N22, N25, N55, N73, N98, N109, N113, N136, N137 and N207
• “Beak Street / Hamleys Toy Store” (only towards “Whitehall / Trafalgar Square”): buses N9, N19, N22, N38, N97, N109, N113 and N136
• “Piccadilly Circus”: buses N9, N19, N38, N97, N109, N113 and N136
• “Haymarket / Charles II Street” (only towards “Whitehall / Trafalgar Square”): buses N5, N9, N19, N20, N29, N38, N41, N97, N109, N113, N136, N279, N550 and N551
• “Trafalgar Square”: buses N5, N9, N11, N20, N21, N26, N29, N41, N44, N53, N87, N89, N91, N97, N109, N113, N136, N155, N199, N279, N343, N381, N550 and N551
• “Whitehall / Trafalgar Square”: buses N5, N9, N11, N20, N21, N26, N29, N41, N44, N53, N87, N89, N91, N97, N109, N113, N136, N155, N199, N279, N343, N381, N550 and N551
• “Regent Street / St James’s” (only towards “Long Elmes Harrow Weald”): buses N9, N19, N38, N97, N109, N113, N136, N550 and N551
• “Conduit Street / Hamleys Toy Store” (only towards “Long Elmes Harrow Weald”): buses N8, N22, N25, N55, N73, N98, N109, N113, N136 and N207
• “Margaret Street/Oxford Circus” (only towards “Long Elmes Harrow Weald”): buses N7, N8, N22, N25, N55, N73, N98, N109, N113, N136, N137 and N207
• “Gloucester Place” (only towards “Long Elmes Harrow Weald”): buses N2, N74 and N113
• “Old Marylebone Road” (only towards “Long Elmes Harrow Weald”): buses N2, N7, N32 and N98
• “Hermitage Street” (only towards “Long Elmes Harrow Weald”): buses N7, N32 and N98
• “Ashmore Road” (only towards “Long Elmes Harrow Weald”): buses N28 and N31
• “Park Parade” (only towards “Long Elmes Harrow Weald”): bus N266
• “Harlesden Jubilee Clock” (only towards “Long Elmes Harrow Weald”): bus N266
• “Cecil Avenue (HA9)” (only towards “Long Elmes Harrow Weald”): bus N83

Pages for these routes: bus N109, bus N11, bus N113, bus N118, bus N136, bus N137, bus N140, bus N155, bus N2, bus N20, bus N205, bus N207, bus N22.

Passes and concessions

Which passes are available and who travels free is explained on a separate page: how to pay for public transport in London.

Questions and answers

Where does bus N18 start its return journey?

At “Trafalgar Square” (250 m from “Whitehall / Trafalgar Square”).

Where can I change from bus N18 to another bus route?

Most routes stop at “Trafalgar Square” and “Whitehall / Trafalgar Square” (N5, N9, N11, N20, N21, N26, N29, N41, N44, N53, N87, N89, N91, N97, N109, N113, N136, N155, N199, N279, N343, N381, N550 and N551). All other stops with connections are listed above.

Checked on 30 September 2026. Source of the route and stops: Transport for London (TfL).