opening times, sorted
London's Free Attractions: Opening Times and Entry Rules
Fourteen genuinely free London attractions, one table: whether you need to book, and a direct link to each one's own opening times so this page never quietly goes stale on you.
| Venue | Free? | Booking needed? | Hours |
|---|---|---|---|
| Science Museum | Yes | No, walk in (special ticketed exhibitions differ) | Official hours ↗ |
| Hunterian Museum | Yes | No, walk in | Official hours ↗ |
| Whitechapel Gallery | Yes | No, walk in (bigger ticketed shows are the exception) | LFG guide + hours → |
| Barbican Library | Yes | No, walk in (a library card is only needed to borrow) | LFG guide + hours → |
| Barbican Conservatory | Yes | Yes, free ticket, open on limited days only | Official hours ↗ |
| London Mithraeum | Yes | Yes, timed entry booked online | Official hours ↗ |
| Tate Modern | Yes (permanent collection) | No for the collection; ticketed shows are paid and booked separately | Official hours ↗ |
| Borough Market | Yes | No, walk in | Official hours ↗ |
| Richmond Park | Yes | No, pedestrian gates open 24 hours | LFG guide + hours → |
| Battersea Park | Yes | No, walk in | LFG guide + hours → |
| Greenwich Park | Yes | No, walk in | LFG guide + hours → |
| St James's Park | Yes | No, walk in | Official hours ↗ |
| Horizon 22 | Yes | Yes, free ticket released online weekly | LFG guide + hours → |
| Sky Garden | Yes | Yes, free timed slot booked ahead online | LFG guide + hours → |
Hours change with the seasons and bank holidays, so each row links straight to the venue's own opening-times page rather than a number that goes stale. Where London Free Guide has its own deep-dive, that's linked instead, with the same official-source hours built in.
Free fountains in London → · Free viewpoints in London → · More free London guides