London to Sejong time converter
Sejong is 8 hours ahead of London. When it is 9:00 AM in London, it is 5:00 PM in Sejong.
2:16 PM in London, Sunday, October 18, 2026
London to Sejong conversion table
Every hour of today in London and the matching time in Sejong. Light rows are typical working hours (9:00–18:00).
| London | Sejong |
|---|---|
| 12:00 AM | 8:00 AM |
| 1:00 AM | 9:00 AM |
| 2:00 AM | 10:00 AM |
| 3:00 AM | 11:00 AM |
| 4:00 AM | 12:00 PM |
| 5:00 AM | 1:00 PM |
| 6:00 AM | 2:00 PM |
| 7:00 AM | 3:00 PM |
| 8:00 AM | 4:00 PM |
| 9:00 AM | 5:00 PM |
| 10:00 AM | 6:00 PM |
| 11:00 AM | 7:00 PM |
| 12:00 PM | 8:00 PM |
| 1:00 PM | 9:00 PM |
| 2:00 PM | 10:00 PM |
| 3:00 PM | 11:00 PM |
| 4:00 PM | 12:00 AM+1 day |
| 5:00 PM | 1:00 AM+1 day |
| 6:00 PM | 2:00 AM+1 day |
| 7:00 PM | 3:00 AM+1 day |
| 8:00 PM | 4:00 AM+1 day |
| 9:00 PM | 5:00 AM+1 day |
| 10:00 PM | 6:00 AM+1 day |
| 11:00 PM | 7:00 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 10:00 AM in London (5:00 PM – 6:00 PM in Sejong).
Daylight saving time and the difference
The difference changes during the year because London and Sejong switch clocks on different dates:
- Oct 18, 2026 – Oct 25, 2026: +8h
- Oct 25, 2026 – Mar 28, 2027: +9h
- Mar 28, 2027 – Oct 18, 2027: +8h
Distance
London and Sejong are 8,965 km (5,571 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between London and Sejong?
Sejong is 8 hours ahead of London.
What time is it in Sejong when it is 9 AM in London?
When it is 9:00 AM in London, it is 5:00 PM in Sejong.
When is the best time to call Sejong from London?
Both sides are at work from 9:00 AM – 10:00 AM in London (5:00 PM – 6:00 PM in Sejong).
Does the time difference between London and Sejong change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.