Time Difference between Seongnam and London
Seoul (UTC+9) → London (UTC+0)
🕐 Interactive Time Explorer
When it's 16:00 in Seongnam, it's 07:00 in London
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Seongnam & London◐ Extended Hours (5 hours)
✈️ Travel Information
Distance
8,877 km
Est. Flight Time
~11.4h
Time Difference
-9h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Seongnam
21:00
London (-1)
09:00
Seongnam
00:00
London
12:00
Seongnam
03:00
London
15:00
Seongnam
06:00
London
18:00
Seongnam
09:00
London
21:00
Seongnam
12:00
London
00:00
Seongnam
15:00
London (-1)
03:00
Seongnam
18:00
London (-1)
❓ Frequently Asked Questions
Time Difference Between Seongnam and London
Seongnam, South Korea and London, United Kingdom are separated by a time difference of 9 hours. When it's noon in Seongnam, it's 9 hours earlier in London.
Seongnam operates on Asia/Seoul timezone, while London uses Europe/London. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.
Best Time to Call
Due to the 9 hours difference, finding overlapping business hours can be challenging.
Flight Considerations
The distance between Seongnam and London is approximately 8,877 km. A direct flight typically takes around 11.4 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.