GMT to London time
GMTGreenwich Mean Time3:45:02 PMSun 27 Sept · UTC UTC+0
1 hLondon is ahead
LondonUnited Kingdom4:45:02 PMSun 27 Sept · BST UTC+1Synchronising…
GMT and London time difference
London is currently 1 h ahead of GMT. GMT is on UTC (UTC+00:00) and London is on BST (UTC+01:00).
The difference can change with daylight saving time. The next change is in London on Sunday, 25 October 2026, after which London will be at the same time as GMT.
If it is 9:00 in GMT, what time is it in London?
It is 10:00 in London.
What is the best time for a call between GMT and London?
Use the planner above: green hours are within 9:00–17:00 in both places.