Time Difference: London to Seoul
Click a time to convert
London vs Seoul timezone guide
London (UK) uses the Europe/London timezone at UTC+0, while Seoul (South Korea) uses Asia/Seoul at UTC+9. This means Seoul is 9 hours ahead of London (based on standard offsets — the live difference above accounts for daylight saving time).
Best meeting times between London and Seoul
Standard 9-to-5 working hours in London and Seoul do not overlap. To meet synchronously, one side will need to start early or stay late — see the hour-by-hour planner below for the least disruptive options.
Hour-by-hour planner
| London | Seoul | Status |
|---|---|---|
| 6am | 2pm | One side outside 9-to-5 but still awake |
| 7am | 3pm | One side outside 9-to-5 but still awake |
| 8am | 4pm | One side outside 9-to-5 but still awake |
| 9am | 5pm | One side outside 9-to-5 but still awake |
| 10am | 6pm | One side outside 9-to-5 but still awake |
| 11am | 7pm | One side outside 9-to-5 but still awake |
| 12pm | 8pm | One side outside 9-to-5 but still awake |
| 1pm | 9pm | One side outside 9-to-5 but still awake |
| 2pm | 10pm | London working hours, Seoul late evening |
| 3pm | 11pm | London working hours, Seoul late evening |
| 4pm | 12am | London working hours, Seoul asleep |
| 5pm | 1am | London evening, Seoul asleep |
| 6pm | 2am | London evening, Seoul asleep |
| 7pm | 3am | London evening, Seoul asleep |
| 8pm | 4am | London evening, Seoul asleep |
| 9pm | 5am | London evening, Seoul asleep |
| 10pm | 6am | London late evening, Seoul early |
Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.
Daylight saving time between London and Seoul
London observes daylight saving time, but Seoul does not. That means the difference between the two cities changes seasonally — by one hour, around London's transition dates.
- Jan 1 → Mar 29London is 9 hours behind Seoul
- Mar 29 → Oct 25London is 8 hours behind Seoul
- Oct 25 → Dec 31London is 9 hours behind Seoul
Distance between London and Seoul
London and Seoul are 8,857 km apart along the great-circle route. A direct flight takes roughly ~11h 25m, depending on aircraft type, winds, and routing.