The Superloop is TfL's limited-stop express bus orbital around Outer London. Ten SL-prefix routes link major town centres, transport hubs and hospitals — typically twice as fast as the equivalent local bus.
Superloop is Transport for London's express orbital network around outer London — a ring of limited-stop routes designed to link the suburbs without forcing every journey through Zone 1. Launched in phases from 2023, the network now covers ten routes (SL1–SL10) with dedicated branding and limited stops for faster journeys.
via Arnos Grove, Edmonton, Tottenham Hale
via Mill Hill, Edgware, Stanmore
via Ilford, Barking, Beckton
via Abbey Wood, Eltham, Mottingham
via Sutton, Kingston, Heathrow, Hayes
via Hayes, Southall, Greenford, Ealing
via Hatton Cross, Hounslow, Teddington
A network of express limited-stop bus routes forming a 'loop' around Outer London — completed in 2023–2024 — linking transport hubs, hospitals and town centres faster than local buses.
The same as any London bus: £1.75 single, £5.25 daily cap, free Hopper transfers within 60 minutes.
Every 8–12 minutes during the day on most routes, every 15–20 minutes in the early morning and evening.
No — Superloop is limited-stop. Use the parallel local routes if your stop isn't served.