Bangkok and Seoul time difference

Seoul is 2 hours ahead of Bangkok.

Plan a meeting in Bangkok and SeoulOpens the free planner with both cities: drag the bands to any day and time, add more cities, and share the result.

Work hours overlap for 6 hours: 09:00–15:00 in Bangkok, which is 11:00–17:00 in Seoul.

Hour by hour

On a usual work day (October 14, 2026). Green is 09:00–17:00 work time, dark is night (21:00–07:00).

Bangkok	Seoul
00:00, Night	02:00, Night
01:00, Night	03:00, Night
02:00, Night	04:00, Night
03:00, Night	05:00, Night
04:00, Night	06:00, Night
05:00, Night	07:00, Off hours
06:00, Night	08:00, Off hours
07:00, Off hours	09:00, Work hours
08:00, Off hours	10:00, Work hours
09:00, Work hours	11:00, Work hours
10:00, Work hours	12:00, Work hours
11:00, Work hours	13:00, Work hours
12:00, Work hours	14:00, Work hours
13:00, Work hours	15:00, Work hours
14:00, Work hours	16:00, Work hours
15:00, Work hours	17:00, Off hours
16:00, Work hours	18:00, Off hours
17:00, Off hours	19:00, Off hours
18:00, Off hours	20:00, Off hours
19:00, Off hours	21:00, Night
20:00, Off hours	22:00, Night
21:00, Night	23:00, Night
22:00, Night	00:00next day, Night
23:00, Night	01:00next day, Night

Through the year

Dates	Difference
October 8, 2026–October 7, 2027	Seoul is 2 hours ahead of Bangkok

Clock changes

Bangkok does not change its clocks.

Seoul does not change its clocks.

Questions

What time is it in Seoul when it is 09:00 in Bangkok?

On a usual day it is 11:00 in Seoul.

Do Bangkok and Seoul change their clocks on the same day?

Neither changes its clocks, so the difference stays the same all year.