Time difference
London to Seoul Time Difference
Seoul is 8 hours ahead of London — when it's 12:00 PM in London, it's 8:00 PM in Seoul. (London (Europe/London, BST); Seoul (Asia/Seoul, KST).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.
Seoul is 8 hours ahead of London. Standard 9 AM–5 PM business hours in London and Seoul do not overlap, so a live call needs one side outside normal hours. Clocks change on October 25, 2026, which briefly shifts the gap between London and Seoul — the converter on this page always reflects the correct offset for the date you pick.
- When it's 9:00 AM in London, it's 5:00 PM in Seoul.
- When it's 9:00 AM in Seoul, it's 1:00 AM in London.
Seoul is currently 8 hours ahead of London.
Interactive converter
12:00PM
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Best times to meet
Standard 9 AM – 5 PM hours in London and Seoul do not overlap. The least-bad options are an early start in one city or a late evening call in the other — for example a 7–8 AM meeting in London, or a 6–8 PM meeting in Seoul.
Quick conversion table
| London | Seoul |
|---|---|
| 12 AM | 8:00 AM |
| 1 AM | 9:00 AM |
| 2 AM | 10:00 AM |
| 3 AM | 11:00 AM |
| 4 AM | 12:00 PM |
| 5 AM | 1:00 PM |
| 6 AM | 2:00 PM |
| 7 AM | 3:00 PM |
| 8 AM | 4:00 PM |
| 9 AM | 5:00 PM |
| 10 AM | 6:00 PM |
| 11 AM | 7:00 PM |
| 12 PM | 8:00 PM |
| 1 PM | 9:00 PM |
| 2 PM | 10:00 PM |
| 3 PM | 11:00 PM |
| 4 PM | 12:00 AM (next day) |
| 5 PM | 1:00 AM (next day) |
| 6 PM | 2:00 AM (next day) |
| 7 PM | 3:00 AM (next day) |
| 8 PM | 4:00 AM (next day) |
| 9 PM | 5:00 AM (next day) |
| 10 PM | 6:00 AM (next day) |
| 11 PM | 7:00 AM (next day) |
Daylight saving
On October 25, 2026, London shifts for daylight saving. After that, Seoul will be 9 hours ahead of London (currently 8 hours ahead of London). The converter and the tables above always reflect the correct offset for the date you pick.
- London is currently observing daylight saving time.
- Seoul does not observe daylight saving time.
Frequently asked questions
- Is Seoul ahead of or behind London?
- Seoul is 8 hours ahead of London.
- How many hours ahead of London is Seoul?
- Seoul is 8 hours ahead of London.
- What time is 9 AM in London in Seoul?
- 9:00 AM in London is 5:00 PM in Seoul.
- What time is noon in London in Seoul?
- 12:00 PM in London is 8:00 PM in Seoul.
- What time is 5 PM in London in Seoul?
- 5:00 PM in London is 1:00 AM the next day in Seoul. Useful for end-of-day handoffs between the two offices.
- What time is 3 PM in London in Seoul?
- 3:00 PM in London is 11:00 PM in Seoul.
- Is London currently observing daylight saving time?
- London is currently observing daylight saving time (summer time).
- Is Seoul currently observing daylight saving time?
- Seoul does not observe daylight saving time — its UTC offset stays the same all year.
- Do London and Seoul observe daylight saving?
- On October 25, 2026, London shifts for daylight saving. After that, Seoul will be 9 hours ahead of London (currently 8 hours ahead of London). The converter and the tables above always reflect the correct offset for the date you pick.
- When is the best time to call Seoul from London?
- London and Seoul business hours don't overlap. The closest options are early mornings in London or late evenings, when one side stretches outside 9–5.
- When is the best time to call London from Seoul?
- Seoul and London business hours don't overlap. The closest options are early mornings in Seoul or late evenings, when one side stretches outside 9–5.
- London (BST) to Seoul (KST) — how do I convert quickly?
- Add 8 hours to London local time to get Seoul local time. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.
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