Does London observe daylight saving time?

Yes. London is on BST (UTC+1) now, and its clocks go back 1 hour on Sun, Oct 25, to GMT (UTC+0).

Does Seoul observe daylight saving time?

No. Seoul stays on KST (UTC+9) all year, so its clocks don't change.

What time is it in Seoul when it's 9 AM in London?

5:00 PM in Seoul, on the same day.

London to Seoul Meeting Planner

Seoul is 8 hours ahead of London right now. Their working days don't overlap today.

London · United Kingdom

12:56 AM

Sun, Oct 18 · BST · summer time

Seoul · South Korea

8:56 AM

Sun, Oct 18 · KST

Best Meeting Times Between London and Seoul

No time falls inside working hours (9 AM to 5 PM) in both cities. The closest is 11:00 AM in London, which is 7:00 PM in Seoul; consider splitting into two shorter meetings or shifting someone's hours.

Who's meeting

2 of 4 places

LondonOrganizerUnited Kingdom ·· summer time12:56AMnow
SeoulSouth Korea ·8:56AMnow

Add a city

Add up to 4 places by city, country, time zone or abbreviation, like Tokyo, India or JST. Press "/" to jump here.

Date in London

Working hours, everywhere

Best times to meet

Sunday, October 18, 2026, in London time.

11:00AMBest · GoodWorking hours in London (11:00); just outside working hours in Seoul (19:00).
10:00AMOption 2 · GoodWorking hours in London (10:00); just outside working hours in Seoul (18:00).
9:00AMOption 3 · GoodWorking hours in London (09:00); just outside working hours in Seoul (17:00).

The whole day

Pick any slot in the Fit row, or use the arrow keys there, to make it the meeting time.

Each column is a one-hour slot of the first place's day. The Fit row grades how well the slot suits everyone; each row shows the local time and whether it's working hours there.
Fit
LondonBST
SeoulUTC+9
UTC	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22

Working hours (09–17)Just outside (07–09, 17–20)Late evening (20–23)NightFit: optimal, good, possible, poor

Your meeting

London11:00 AM BSTSun, Oct 18
Seoul7:00 PM UTC+9Sun, Oct 18
UTC2026-10-18 10:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between London and Seoul

Seoul is 8 hours ahead of London right now: Seoul is on KST (UTC+9) and London on BST (UTC+1). That changes on Sun, Oct 25, when clocks go back in London: then Seoul is 9 hours ahead of London.

Time difference between London and Seoul over the next 12 months
From	Difference	Why
Now	Seoul 8 hours ahead	—
Sun, Oct 25	Seoul 9 hours ahead	Clocks go back in London
Sun, Mar 28, 2027	Seoul 8 hours ahead	Clocks go forward in London

London is on Greenwich Mean Time. Seoul is on Korean Standard Time.

Frequently Asked Questions: London & Seoul Scheduling

What is the time difference between London and Seoul?: Seoul is 8 hours ahead of London right now: Seoul is on KST (UTC+9) and London on BST (UTC+1). That changes on Sun, Oct 25, when clocks go back in London: then Seoul is 9 hours ahead of London.
What is the best time to schedule a meeting between London and Seoul?: No time falls inside working hours (9 AM to 5 PM) in both cities. The closest is 11:00 AM in London, which is 7:00 PM in Seoul; consider splitting into two shorter meetings or shifting someone's hours.
Does London observe daylight saving time?: Yes. London is on BST (UTC+1) now, and its clocks go back 1 hour on Sun, Oct 25, to GMT (UTC+0).
Does Seoul observe daylight saving time?: No. Seoul stays on KST (UTC+9) all year, so its clocks don't change.
What time is it in Seoul when it's 9 AM in London?: 5:00 PM in Seoul, on the same day.

Or see every city pair, or plan with more places in the meeting planner.