{"id":30643,"date":"2026-09-29T10:35:35","date_gmt":"2026-09-29T09:35:35","guid":{"rendered":"https:\/\/ilondon.info\/bus-route-423-london"},"modified":"2026-09-29T10:35:35","modified_gmt":"2026-09-29T09:35:35","slug":"bus-route-423-london","status":"publish","type":"post","link":"https:\/\/ilondon.info\/en\/bus-route-423-london","title":{"rendered":"Bus route 423 in London: School Road (TW3) \u2194 Heathrow Terminal 5"},"content":{"rendered":"<p>Bus route 423 in London links \u201cSchool Road (TW3)\u201d and \u201cHeathrow Terminal 5\u201d. The return journey ends at \u201cHounslow Bus Station\u201d (150 m from \u201cSchool Road (TW3)\u201d).<\/p>\n<p><a href=\"https:\/\/ilondon.info\/en\/how-to-pay-for-public-transport-london#routes\">All routes in London \u2192<\/a><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-6ac768185c7a6\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6ac768185c7a6\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/ilondon.info\/en\/bus-route-423-london\/#The_route_of_bus_423\" >The route of bus 423<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ilondon.info\/en\/bus-route-423-london\/#Other_routes_along_the_way\" >Other routes along the way<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ilondon.info\/en\/bus-route-423-london\/#Passes_and_concessions\" >Passes and concessions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ilondon.info\/en\/bus-route-423-london\/#Questions_about_bus_423\" >Questions about bus 423<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/ilondon.info\/en\/bus-route-423-london\/#Does_bus_423_go_to_%E2%80%9CHatton_Cross_Station%E2%80%9D\" >Does bus 423 go to \u201cHatton Cross Station\u201d?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/ilondon.info\/en\/bus-route-423-london\/#Where_can_I_change_from_bus_423_to_another_bus_route\" >Where can I change from bus 423 to another bus route?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"The_route_of_bus_423\"><\/span>The route of bus 423<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure><a href=\"https:\/\/cdn.ilondon.info\/wp-content\/uploads\/sites\/58\/2026\/10\/top-transport_pilotx-london-bus-423-en-v1-map.jpg\"><img decoding=\"async\" src=\"https:\/\/cdn.ilondon.info\/wp-content\/uploads\/sites\/58\/2026\/10\/top-transport_pilotx-london-bus-423-en-v1-map.jpg\" alt=\"Bus route 423 in London on the map: the route both ways\" width=\"1080\" height=\"1350\" loading=\"lazy\"><\/a><\/figure>\n<p>From \u201cSchool Road (TW3)\u201d to \u201cHeathrow Terminal 5\u201d: 32 stops. On the way: \u201cFair Street\u201d, \u201cDouglas Road (TW3)\u201d, \u201cTreaty Centre\u201d, \u201cThe Bell\u201d, \u201cHibernia Road Hounslow\u201d, \u201cWellington Road South\u201d, \u201cStaines Road \/ Martindale Road\u201d, \u201cBarrack Road\u201d, \u201cCardington Square\u201d, \u201cDukes Avenue (TW4)\u201d. Then \u201cCavalry Barracks\u201d, \u201cBeavers Crescent\u201d, \u201cBasildene Road\u201d, \u201cBeavers Community School\u201d, \u201cLichfield Road (TW4)\u201d, \u201cGreen Lane (TW4)\u201d, \u201cGirling Way\u201d, \u201cGreat South West Road Hatton\u201d, \u201cHatton Cross Station\u201d, \u201cEnvoy Avenue\u201d. Before \u201cHeathrow Terminal 5\u201d: \u201cCranford Lane Hatton Cross\u201d, \u201cHatton Road North\u201d, \u201cHarlington Corner\u201d, \u201cMondial Way\u201d, \u201cSipson Road\u201d, \u201cBath Road \/ Newport Road\u201d, \u201cCompass Centre\u201d, \u201cPinglestone Close\u201d, \u201cHeathrow Park Thistle Hotel\u201d, \u201cHeathrow Close\u201d.<\/p>\n<p>On the way back the bus takes a different route, from \u201cHeathrow Terminal 5\u201d to \u201cHounslow Bus Station\u201d (32 stops). Only in this direction does it call at \u201cThe Square\u201d, \u201cNewport Road\u201d, \u201cSipson Way \/ Blunts Avenue\u201d, \u201cNene Road\u201d, \u201cBoltons Lane\u201d, \u201cNew Road Harlington\u201d, \u201cEastchurch Road\u201d, \u201cFrampton Road\u201d, \u201cMartindale Road Hounslow\u201d, \u201cCranbrook Road (TW4)\u201d and \u201cHounslow High Street\u201d. Only in the direction of \u201cHeathrow Terminal 5\u201d does it call at, among others, \u201cFair Street\u201d, \u201cDouglas Road (TW3)\u201d, \u201cStaines Road \/ Martindale Road\u201d, \u201cCardington Square\u201d, \u201cGreat South West Road Hatton\u201d and \u201cCranford Lane Hatton Cross\u201d. For the way back, board nearby: \u201cFair Street\u201d \u2192 \u201cHounslow High Street\u201d (150 m), \u201cDouglas Road (TW3)\u201d \u2192 \u201cTreaty Centre\u201d (250 m), \u201cStaines Road \/ Martindale Road\u201d \u2192 \u201cMartindale Road Hounslow\u201d (100 m) and \u201cCardington Square\u201d \u2192 \u201cBarrack Road\u201d (150 m). Towards \u201cHeathrow Terminal 5\u201d, board nearby: \u201cThe Square\u201d \u2192 \u201cHeathrow Close\u201d (150 m), \u201cNewport Road\u201d \u2192 \u201cBath Road \/ Newport Road\u201d (100 m), \u201cSipson Way \/ Blunts Avenue\u201d \u2192 \u201cSipson Road\u201d (250 m) and \u201cNene Road\u201d \u2192 \u201cSipson Road\u201d (250 m).<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Other_routes_along_the_way\"><\/span>Other routes along the way<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Shared sections with other routes: between \u201cSchool Road (TW3)\u201d and \u201cBarrack Road\u201d it shares the road with route 116; between \u201cFair Street\u201d and \u201cBarrack Road\u201d it shares the road with routes 117 and 235; between \u201cFair Street\u201d and \u201cStaines Road \/ Martindale Road\u201d it shares the road with route 237.<\/p>\n<p>Connections by stop, in route order:<\/p>\n<ul>\n<li>\u201cSchool Road (TW3)\u201d: buses 110, 111, 120, 203, 222, 281, E8, H22, H28, H32, H37 and H98<\/li>\n<li>\u201cFair Street\u201d (only towards \u201cHeathrow Terminal 5\u201d): buses 110, 111, 120, 203, 222, 281, E8, H22, H28, H32, H37 and H98<\/li>\n<li>\u201cDouglas Road (TW3)\u201d (only towards \u201cHeathrow Terminal 5\u201d): buses 110, 111, 120, 203, 222, 281, E8, H20, H22, H28, H32, H37 and H98<\/li>\n<li>\u201cTreaty Centre\u201d: buses 110, 111, 120, 203, 222, 281, E8, H20, H22, H28, H32 and H98<\/li>\n<li>\u201cThe Bell\u201d: buses 110, 111, 120, 203, 222, 281, E8, H20, H22, H28, H32 and H98<\/li>\n<li>\u201cHibernia Road Hounslow\u201d: buses 203, 222, H32 and H98<\/li>\n<li>\u201cWellington Road South\u201d: bus H28<\/li>\n<li>\u201cGirling Way\u201d: buses 203 and 482<\/li>\n<li>\u201cGreat South West Road Hatton\u201d (only towards \u201cHeathrow Terminal 5\u201d): buses 203, 446, 482, 490, 555, BL2, H25, H26, HHL and SL7<\/li>\n<li>\u201cHatton Cross Station\u201d: buses 203, 446, 482, 490, 555, BL2, H25, H26, HHL and SL7<\/li>\n<li>\u201cEnvoy Avenue\u201d: buses 203, 446, 482, 490, 555, BL2, H25, H26, HHL and SL7<\/li>\n<li>\u201cHatton Road North\u201d: buses 105, 111, 222, 278, H98 and SL9<\/li>\n<li>\u201cHarlington Corner\u201d (only towards \u201cHeathrow Terminal 5\u201d): buses 105, 111, 222, 278, H98 and SL9<\/li>\n<li>\u201cMondial Way\u201d (only towards \u201cHeathrow Terminal 5\u201d): buses 105, 111, 222 and 278<\/li>\n<li>\u201cSipson Road\u201d (only towards \u201cHeathrow Terminal 5\u201d): buses 105, 111, 222, 278 and U3<\/li>\n<li>\u201cBath Road \/ Newport Road\u201d (only towards \u201cHeathrow Terminal 5\u201d): buses 105, 111, 278, RA2 and U3<\/li>\n<li>\u201cCompass Centre\u201d: buses RA2 and U3<\/li>\n<li>\u201cPinglestone Close\u201d: buses 350, RA2 and U3<\/li>\n<li>\u201cHeathrow Park Thistle Hotel\u201d: bus 350<\/li>\n<li>\u201cHeathrow Terminal 5\u201d: buses 350, 442, 482, 490, H30, HHL, RA2 and X442<\/li>\n<li>\u201cThe Square\u201d (only towards \u201cHounslow Bus Station\u201d): bus 350<\/li>\n<li>\u201cNewport Road\u201d (only towards \u201cHounslow Bus Station\u201d): buses 105, 111, 278, RA2 and U3<\/li>\n<li>\u201cSipson Way \/ Blunts Avenue\u201d (only towards \u201cHounslow Bus Station\u201d): buses 105, 111, 278 and U3<\/li>\n<li>\u201cNene Road\u201d (only towards \u201cHounslow Bus Station\u201d): buses 105, 111, 222 and 278<\/li>\n<li>\u201cBoltons Lane\u201d (only towards \u201cHounslow Bus Station\u201d): buses 105, 111, 222 and 278<\/li>\n<li>\u201cNew Road Harlington\u201d (only towards \u201cHounslow Bus Station\u201d): buses 105, 111, 222, 278, H98 and SL9<\/li>\n<li>\u201cCranbrook Road (TW4)\u201d (only towards \u201cHounslow Bus Station\u201d): bus H28<\/li>\n<li>\u201cHounslow High Street\u201d (only towards \u201cHounslow Bus Station\u201d): buses 110, 111, 120, 203, 222, 281, E8, H22, H28, H32, H37 and H98<\/li>\n<li>\u201cHounslow Bus Station\u201d: buses 110, 111, 120, 203, 222, 281, E8, H22, H28, H32, H37 and H98<\/li>\n<\/ul>\n<p>Pages for these routes: <a href=\"https:\/\/ilondon.info\/en\/bus-route-e8-london\">bus E8<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h20-london\">bus H20<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h22-london\">bus H22<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h25-london\">bus H25<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h26-london\">bus H26<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h28-london\">bus H28<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h30-london\">bus H30<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h32-london\">bus H32<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h37-london\">bus H37<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-h98-london\">bus H98<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-hhl-london\">bus HHL<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-sl7-london\">bus SL7<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-sl9-london\">bus SL9<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-u3-london\">bus U3<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-x442-london\">bus X442<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-105-london\">bus 105<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-110-london\">bus 110<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-111-london\">bus 111<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-116-london\">bus 116<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-117-london\">bus 117<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-120-london\">bus 120<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-203-london\">bus 203<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-222-london\">bus 222<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-235-london\">bus 235<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-237-london\">bus 237<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-278-london\">bus 278<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-281-london\">bus 281<\/a>, <a href=\"https:\/\/ilondon.info\/en\/bus-route-350-london\">bus 350<\/a>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Passes_and_concessions\"><\/span>Passes and concessions<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Which passes are available and who travels free is explained on a separate page: <a href=\"https:\/\/ilondon.info\/en\/how-to-pay-for-public-transport-london\">how to pay for public transport in London<\/a>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Questions_about_bus_423\"><\/span>Questions about bus 423<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Does_bus_423_go_to_%E2%80%9CHatton_Cross_Station%E2%80%9D\"><\/span>Does bus 423 go to \u201cHatton Cross Station\u201d?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yes, in both directions.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Where_can_I_change_from_bus_423_to_another_bus_route\"><\/span>Where can I change from bus 423 to another bus route?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Most routes stop at \u201cSchool Road (TW3)\u201d (110, 111, 120, 203, 222, 281, E8, H22, H28, H32, H37 and H98) and \u201cDouglas Road (TW3)\u201d (only towards \u201cHeathrow Terminal 5\u201d; 110, 111, 120, 203, 222, 281, E8, H20, H22, H28, H32, H37 and H98). All other stops with connections are listed above.<\/p>\n<p><em>Checked on 29 September 2026. Source of the route and stops: Transport for London (TfL).<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bus route 423 in London links \u201cSchool Road (TW3)\u201d and \u201cHeathrow Terminal 5\u201d. The return journey ends at \u201cHounslow Bus Station\u201d (150 m from \u201cSchool Road (TW3)\u201d). All routes in London \u2192 The route of bus 423 From \u201cSchool Road (TW3)\u201d to \u201cHeathrow Terminal 5\u201d: 32 stops. On the way: \u201cFair Street\u201d, \u201cDouglas Road (TW3)\u201d, [&hellip;]<\/p>\n","protected":false},"author":647,"featured_media":30644,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9020],"tags":[],"moimportance":[],"motype":[],"moformat":[],"class_list":["post-30643","post","type-post","status-publish","format-standard","has-post-thumbnail","category-im-a-passenger"],"_links":{"self":[{"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/posts\/30643","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/users\/647"}],"replies":[{"embeddable":true,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/comments?post=30643"}],"version-history":[{"count":1,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/posts\/30643\/revisions"}],"predecessor-version":[{"id":30656,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/posts\/30643\/revisions\/30656"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/media\/30644"}],"wp:attachment":[{"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/media?parent=30643"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/categories?post=30643"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/tags?post=30643"},{"taxonomy":"moimportance","embeddable":true,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/moimportance?post=30643"},{"taxonomy":"motype","embeddable":true,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/motype?post=30643"},{"taxonomy":"moformat","embeddable":true,"href":"https:\/\/ilondon.info\/en\/wp-json\/wp\/v2\/moformat?post=30643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}