Crossing brief
How far is it from South Korea to United Kingdom?
Seoul to London
- Distance
- 8,857 km
- In miles
- 5,504 mi
- Flight time
- 12 h 19 min
- Time change
- 8 h west
Distance is the great-circle distance between the capitals (Seoul and London); flight time is an estimate for a non-stop route at cruising speed. Real schedules vary with routing, winds and connections.
This is a long-haul route: among the 59 countries we cover, United Kingdom is the #37 closest to South Korea, making it a mid-range destination.
Crossing from South Korea to United Kingdom
The practical differences you will notice on this specific trip.
| Time on arrival | You fly west and gain 8 h. On arrival your body clock reads 8 h ahead of local time — westward trips are usually easier to shake off. |
|---|---|
| Power | Pack a plug adapter — United Kingdom uses Type G sockets your South Korea plugs do not fit. Voltage changes from 220V to 230V, so check single-voltage devices. |
| Money | 1 KRW = 0.000 GBP — exchange South Korean Won for Pound Sterling before or on arrival. |
Common questions
How far is South Korea from United Kingdom?
About 8,857 km (5,504 miles) in a straight line between the two capitals.
How long is the flight from South Korea to United Kingdom?
A non-stop flight takes roughly 12 h 19 min, though actual times depend on the exact airports and routing.
Will I be jet-lagged flying to United Kingdom?
You fly west and gain 8 h. On arrival your body clock reads 8 h ahead of local time — westward trips are usually easier to shake off.
Updated July 2, 2026