Phone buried in your pocket? 🖥️ Plan a trip on our website instead
LondonTfL

TfL N21 bus route

Bexleyheath Town Ctr - Eltham - Lewisham - New Cross - London Bridge - Trafalgar Square

TfL N21 bus stop list and timetables

The London N21 bus serves 84 bus stops in London departing from G | Trafalgar Square / Charing Cross and ending at ->E | Geddes Place. Scroll down to see upcoming bus N21 timetables at each stop. You can also see connecting lines for the bus N21 route at each stop, so you can understand where and when to transfer. The full TfL N21 timetable with live bus arrivals is available in the Transit app.

See more departures
Stops
Fri, May 29, 2026
TfL Bexleyheath Town Ctr - Eltham - Lewisham - New Cross - London Bridge - Trafalgar Square map

TfL N21 bus route map

The TfL N21 bus route map is shown above. The route map shows you an overview of all the stops served by the N21 bus to help you plan your journey on TfL. Opening the Transit 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 live vehicle locations in the app so you know when the N21 bus is approaching your stop.

See the detailed route map

TfL N21 bus Status Alerts

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

See all alerts

TfL N21 bus Service Frequency

The next N21 bus leaves G | Trafalgar Square / Charing Cross at 12:35 AM, and arrives at ->E | Geddes Place at 1:43 AM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

See all departures

TfL N21 bus On-Time Performance

Want to know whether the TfL 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 TfL metrics.

See all on-time performance details

TfL N21 bus FAQ

  • What time does the next TfL N21 bus depart from G | Trafalgar Square / Charing Cross?

    The next N21 bus leaves G | Trafalgar Square / Charing Cross at 12:35 AM, and arrives at ->E | Geddes Place at 1:43 AM. The total trip time for the next London N21 bus is 68.

  • Is the N21 bus running on time, early or late?

    You can track your bus on a map, monitor live updates, and see adjustments to the TfL N21 schedule by downloading the Transit app.

  • When does the next N21 bus arrive?

    You can see the next TfL N21 bus arrival times in the app

  • How many bus stops are there for the TfL N21 bus?

    There are 84 stops on the TfL N21 bus.

  • Is the TfL N21 bus usually crowded?

    You can find real-time information on TfL N21 bus crowding levels in the Transit app. You can also see predictions on how crowded the bus will be when it gets to your bus stop.

  • Is the TfL N21 bus currently running?

    Find out the current status for the TfL N21 bus in the Transit app.

  • What is the closest TfL N21 bus stop to me?

    Open the Transit app to see your location on a map and find the closest bus N21 stop to where you are.

Other TfL line maps and timetables

Other transit modes in London

Never miss the bus again.
Download Transit.

Download Transit

on iOS and Android

orPlan a trip on our website