BST to Busan Time Converter
KST is 9 hours ahead of GMT. 9:00 AM GMT = 6:00 PM KST.
KST is 9 hours ahead of GMT at the moment. To convert BST to Busan Time, add 9 hours to the BST time: 9:00 AM GMT = 6:00 PM KST.
BST (British Time) is used in United Kingdom from late March to late October. Busan Time (Busan time) is used in Busan, South Korea.
BST here means British Summer Time, not Bangladesh Standard Time. BST (British Summer Time) is not in force right now: United Kingdom from late March to late October is currently on GMT. This page uses whichever name applies on the date you pick, so the numbers below say GMT.
BST to Busan Time time conversion table
BST to Busan Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| BST | Busan Time | Day |
|---|---|---|
| 12:00 AM GMT | 9:00 AM KST | — |
| 1:00 AM GMT | 10:00 AM KST | — |
| 2:00 AM GMT | 11:00 AM KST | — |
| 3:00 AM GMT | 12:00 PM KST | — |
| 4:00 AM GMT | 1:00 PM KST | — |
| 5:00 AM GMT | 2:00 PM KST | — |
| 6:00 AM GMT | 3:00 PM KST | — |
| 7:00 AM GMT | 4:00 PM KST | — |
| 8:00 AM GMT | 5:00 PM KST | — |
| 9:00 AM GMT | 6:00 PM KST | — |
| 10:00 AM GMT | 7:00 PM KST | — |
| 11:00 AM GMT | 8:00 PM KST | — |
| 12:00 PM GMT | 9:00 PM KST | — |
| 1:00 PM GMT | 10:00 PM KST | night |
| 2:00 PM GMT | 11:00 PM KST | night |
| 3:00 PM GMT | 12:00 AM KST | next day |
| 4:00 PM GMT | 1:00 AM KST | next day |
| 5:00 PM GMT | 2:00 AM KST | next day |
| 6:00 PM GMT | 3:00 AM KST | next day |
| 7:00 PM GMT | 4:00 AM KST | next day |
| 8:00 PM GMT | 5:00 AM KST | next day |
| 9:00 PM GMT | 6:00 AM KST | next day |
| 10:00 PM GMT | 7:00 AM KST | next day |
| 11:00 PM GMT | 8:00 AM KST | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert BST to Busan Time
Add 9 hours to the BST time to get Busan Time.
Example: 9:00 AM GMT = 6:00 PM KST.
Across midnight: 10:00 PM GMT = 7:00 AM KST (next day). The date changes, so always check the day as well as the hour.
Time difference between BST and Busan Time
The time difference between BST and Busan Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 28 Mar 2026: Busan Time is 9 hours ahead of BST.
- 29 Mar 2026 – 24 Oct 2026: Busan Time is 8 hours ahead of BST.
- 25 Oct 2026 – 31 Dec 2026: Busan Time is 9 hours ahead of BST.
BST and Busan Time during daylight saving time
- BST next changes on 28 Mar 2027: clocks go forward one hour at 00:59 local time, from GMT (UTC+0) to BST (UTC+1).
- Busan Time does not observe daylight saving time; it stays on UTC+9 all year.
Best time for a meeting between BST and Busan Time
BST and Busan Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM GMT, which is 4:00 PM KST.
BST to Busan Time FAQ
What is the time difference between BST and Busan Time?
Right now KST is 9 hours ahead of GMT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM BST in Busan Time?
9:00 AM GMT is 6:00 PM KST.
What is 12 PM (noon) BST in Busan Time?
12:00 PM GMT is 9:00 PM KST.
Is Busan Time ahead of or behind BST?
KST is 9 hours ahead of GMT, so it is later in Busan Time than in BST.
Does BST change for daylight saving time?
Yes. BST next changes on 28 Mar 2027, when clocks go forward one hour from GMT to BST.
Does Busan Time change for daylight saving time?
No. Busan Time stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between BST and Busan Time?
BST and Busan Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM GMT, which is 4:00 PM KST.
Related conversions
Convert Busan Time to BST
Convert BST to other time zones
Convert other time zones to Busan Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.