BST to GMT time converter
GMT is 1 hour behind BST.
BST time to GMT time
For Sunday 11 October 2026. Green rows fall in both places' 9 to 5.
| BST time | GMT time |
|---|---|
| 12:00 am | 11:00 pmprevious day |
| 1:00 am | 12:00 am |
| 2:00 am | 1:00 am |
| 3:00 am | 2:00 am |
| 4:00 am | 3:00 am |
| 5:00 am | 4:00 am |
| 6:00 am | 5:00 am |
| 7:00 am | 6:00 am |
| 8:00 am | 7:00 am |
| 9:00 am | 8:00 am |
| 10:00 am | 9:00 am |
| 11:00 am | 10:00 am |
| 12:00 pm | 11:00 am |
| 1:00 pm | 12:00 pm |
| 2:00 pm | 1:00 pm |
| 3:00 pm | 2:00 pm |
| 4:00 pm | 3:00 pm |
| 5:00 pm | 4:00 pm |
| 6:00 pm | 5:00 pm |
| 7:00 pm | 6:00 pm |
| 8:00 pm | 7:00 pm |
| 9:00 pm | 8:00 pm |
| 10:00 pm | 9:00 pm |
| 11:00 pm | 10:00 pm |
Best time to call GMT from BST
Both 9 to 5 working days overlap for 7 hours, from 10:00 am–5:00 pm BST time, which is 9:00 am–4:00 pm GMT time.
Does the time difference change?
Yes. Clocks change in BST on Sunday 25 October 2026. After that, bST and GMT are on the same time.
Compare BST · GMT with your time
Your own time zone comes first, then BST · GMT. Add teammates or more cities, then click an hour to plan a meeting.
More conversions from BST
Questions
What is the time difference between BST and GMT?
GMT is 1 hour behind BST.
When is the best time to call GMT from BST?
Both 9 to 5 working days overlap for 7 hours, from 10:00 am–5:00 pm BST time, which is 9:00 am–4:00 pm GMT time.
Does the time difference change?
Yes. Clocks change in BST on Sunday 25 October 2026. After that, bST and GMT are on the same time.
Updated Sunday 11 October 2026