Istanbul vs London
Time difference between Istanbul and London: -2 hours. Compare live clocks, DST changes, and meeting times.
Istanbul stays on UTC+03:00 all year (Turkey stopped seasonal changes in 2016). London is three hours behind in winter and two in summer. UK morning still overlaps the Istanbul workday cleanly; the mistake is booking “EET” as if Turkey still followed EU DST.
- -2 hours
- When it is 09:00 in Istanbul, it is 07:00 in London.
- Daylight saving
- This gap can change when daylight saving starts or ends on either side. Recheck near transition weekends.
Working hours overlap
Istanbul and London share about 6 hours of a 09:00–17:00 working day: 11:00–17:00 in Istanbul is 09:00–15:00 in London.
Istanbul to London: hour by hour
Every hour of today in Istanbul and the matching local time in London. Highlighted rows fall inside working hours in both cities.
| Istanbul | London |
|---|---|
| 00:00 | 22:00 (previous day) |
| 01:00 | 23:00 (previous day) |
| 02:00 | 00:00 |
| 03:00 | 01:00 |
| 04:00 | 02:00 |
| 05:00 | 03:00 |
| 06:00 | 04:00 |
| 07:00 | 05:00 |
| 08:00 | 06:00 |
| 09:00 | 07:00 |
| 10:00 | 08:00 |
| 11:00 | 09:00 |
| 12:00 | 10:00 |
| 13:00 | 11:00 |
| 14:00 | 12:00 |
| 15:00 | 13:00 |
| 16:00 | 14:00 |
| 17:00 | 15:00 |
| 18:00 | 16:00 |
| 19:00 | 17:00 |
| 20:00 | 18:00 |
| 21:00 | 19:00 |
| 22:00 | 20:00 |
| 23:00 | 21:00 |
Working hours in both cities
When this gap changes
London changes its clocks on Sunday, 25 October 2026; Istanbul does not change on that date, so the gap between the two shifts by an hour until both sides have transitioned.
Popular time differences
Istanbul and London: common questions
- What is the time difference between Istanbul and London?
- The current difference is -2 hours. When it is 09:00 in Istanbul, it is 07:00 in London.
- When can Istanbul and London meet?
- Istanbul and London share about 6 hours of a 09:00–17:00 working day: 11:00–17:00 in Istanbul is 09:00–15:00 in London.
- Does the difference change during the year?
- It can. Whenever one city changes its clocks and the other does not, the gap moves by an hour until both have transitioned. London changes its clocks on Sunday, 25 October 2026; Istanbul does not change on that date, so the gap between the two shifts by an hour until both sides have transitioned.