Paris Île-de-FranceRATP

RATP N21 bus

Châtelet <> Hôpital de Longjumeau

RATP N21 bus Stop List and Next Departures

The RATP N21 - Châtelet <> Hôpital de Longjumeau bus serves 72 bus stops in the Paris Île-de-France area departing from Châtelet and ending at Hôpital de Longjumeau. Scroll down to see upcoming N21 bus times at each stop and the next scheduled N21 bus times will be displayed. The full N21 bus schedule as well as real-time departures (if available) can be found in the Transit app.

Hôpital de Longjumeau
Châtelet
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Wed, Jul 23, 2025
  • Alésia - MaineWheelchair accessible2:00 AM
  • Alésia - Général LeclercWheelchair accessible2:02 AM
  • Porte d'OrléansWheelchair accessible2:03 AM
  • Porte d'OrléansNot wheelchair accessible2:04 AM
  • Gabriel PériWheelchair accessible2:05 AM
  • Léon GambettaWheelchair accessible2:07 AM
  • Vache Noire - Centre CommercialWheelchair accessible2:09 AM
  • LénineWheelchair accessible2:10 AM
  • Laplace RERWheelchair accessible2:10 AM
  • Hôtel de Ville d'ArcueilWheelchair accessible2:11 AM
  • Auguste DelauneWheelchair accessible2:13 AM
  • Cité JardinsWheelchair accessible2:14 AM
  • Cousin de MéricourtWheelchair accessible2:16 AM
  • Mairie de CachanWheelchair accessible2:17 AM
  • Division Leclerc - Camille DesmoulinsWheelchair accessible2:19 AM
  • Carrefour des PouletsWheelchair accessible2:20 AM
  • Rue des JardinsWheelchair accessible2:22 AM
  • Sous-Préfecture - Église de l'Hay-les-RosesNot wheelchair accessible2:23 AM
  • Sous-Préfecture - RoseraieNot wheelchair accessible2:24 AM
  • Barbusse - LarroumesNot wheelchair accessible2:25 AM
  • GaloisWheelchair accessible2:26 AM
  • Condorcet - Mairie RERWheelchair accessible2:28 AM
  • Bourg-la-Reine RERWheelchair accessible2:30 AM
  • Petit Chambord - Lycée LakanalWheelchair accessible2:31 AM
  • Les CottagesNot wheelchair accessible2:31 AM
  • La FontaineWheelchair accessible2:32 AM
  • NormandieWheelchair accessible2:33 AM
  • Général de Gaulle - Croix de BernyWheelchair accessible2:34 AM
  • MorteauxWheelchair accessible2:35 AM
  • Fernand FenzyWheelchair accessible2:35 AM
  • Auguste Mounié - Division LeclercWheelchair accessible2:37 AM
  • Pont d'AntonyWheelchair accessible2:38 AM
  • Blanche de CastilleWheelchair accessible2:39 AM
  • Petit MassyWheelchair accessible2:40 AM
  • Saussaye - MirabeauWheelchair accessible2:41 AM
  • PérigordWheelchair accessible2:42 AM
  • BiarritzWheelchair accessible2:43 AM
  • Place de FranceNot wheelchair accessible2:44 AM
  • Centre Sportif Lionel TerrayWheelchair accessible2:45 AM
  • Avenue Saint-MarcNot wheelchair accessible2:45 AM
  • Hélène BoucherWheelchair accessible2:46 AM
  • Moscou - RomeWheelchair accessible2:46 AM
  • AustralieWheelchair accessible2:47 AM
  • Jean MermozWheelchair accessible2:48 AM
  • Gabriel PériWheelchair accessible2:48 AM
  • 8 mai 1945Wheelchair accessible2:49 AM
  • Avenue de l'Europe - Centre CommercialWheelchair accessible2:49 AM
  • La BondeWheelchair accessible2:51 AM
  • Rue des FleursWheelchair accessible2:53 AM
  • Route de Massy - les ChampartsWheelchair accessible2:54 AM
  • CimetièreWheelchair accessible2:56 AM
  • CollègeWheelchair accessible2:57 AM
  • BeauregardWheelchair accessible2:57 AM
  • Place de la LibérationWheelchair accessible2:58 AM
  • Division LeclercWheelchair accessible3:00 AM
  • Rue de ChillyWheelchair accessible3:03 AM
  • Général de GaulleWheelchair accessible3:04 AM
  • Léontine SohierWheelchair accessible3:05 AM
  • Les Côteaux / PasteurWheelchair accessible3:07 AM
  • Hôpital de LongjumeauWheelchair accessible3:08 AM
  • RATP Châtelet <> Hôpital de Longjumeau map

    RATP N21 bus route map

    The RATP N21 - Châtelet <> Hôpital de Longjumeau bus route map is shown above. The route map shows you an overview of all the stops served by the RATP N21 bus to help you plan your trip on RATP. Opening the app will allow you to see more detailed information about the route on a map including stop specific alerts, such as stops that have been closed or moved. You can also see the location of vehicles in real-time on the route map so you know when the N21 bus is approaching your stop.

    See the detailed route map

    RATP N21 bus Service Alerts

    Open the Transit app to see more information about any active disruptions that may impact the N21 bus schedule, such as detours, moved stops, trip cancellations, major delays, or other service changes to the bus route. The Transit app also allows you to subscribe to receive notifications for any service alert issued by RATP so that you can plan your trip around any active or future disruptions.

    See all alerts

    RATP N21 bus Service Frequency

    The next N21 bus leaves Châtelet at 1:45 AM, and arrives at Hôpital de Longjumeau at 3:08 AM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

    See all departures

    RATP N21 bus On-Time Performance

    Want to know whether the RATP N21 bus arrives on time? Open the Transit app and view user generated on-time performance reports for the N21 bus. You can also contribute your own reports on whether your trip arrived on time, late or early. As these on-time performance stats are user reported, they may differ from official RATP metrics.

    See all on-time perfomance details

    RATP N21 bus FAQ

    Other RATP bus schedules, routes and maps

    Other transit modes in Paris Île-de-France area

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