Time Difference Between Ulan Bator and London
London is 7 hours behind Ulan Bator.
Mongolia
Ulan Bator
Asia/Ulaanbaatar · UTC+8
United Kingdom
London
Europe/London · UTC+1
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Ulan Bator and London.
Ulan Bator
4:00 PM
London
9:00 AM
Ulan Bator
5:00 PM
London
10:00 AM
Ulan Bator to London — 24-Hour Conversion
Each row shows the equivalent local time in London for an hour in Ulan Bator. Working-hours rows (9–18) are highlighted.
| Ulan Bator | London | Match |
|---|---|---|
| -1 day | Workday in London | |
| -1 day | Off hours | |
| -1 day | Off hours | |
| -1 day | Off hours | |
| -1 day | Off hours | |
| -1 day | Off hours | |
| -1 day | Off hours | |
| Off hours | ||
| Off hours | ||
| Workday in Ulan Bator | ||
| Workday in Ulan Bator | ||
| Workday in Ulan Bator | ||
| Workday in Ulan Bator | ||
| Workday in Ulan Bator | ||
| Workday in Ulan Bator | ||
| Workday in Ulan Bator | ||
| Best for meetings | ||
| Best for meetings | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London |
Frequently Asked Questions
What is the time difference between Ulan Bator and London?
London, United Kingdom (UTC+1) is 7 hours behind Ulan Bator, Mongolia (UTC+8).
What is the best time to schedule a meeting between Ulan Bator and London?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Ulan Bator and London?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Ulan Bator, what time is it in London?
Use the conversion table on this page — every hour in Ulan Bator is mapped to its equivalent local time in London, including day shift markers when the date differs.