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18
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AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

Time in Bangkok vs Busan

Bangkok keeps ICT (UTC+7) and Busan keeps KST (UTC+9) today. Busan is 2 hours ahead of Bangkok; the rows below read both clocks live.

The working day, side by side

Hours shaded in both rows are inside working hours in both cities: 11:00–18:00 in Busan (09:00–16:00 your time).

Bangkok and Busan hour by hour, with the working-hour overlap shaded
City00:00 in Bangkok01:00 in Bangkok02:00 in Bangkok03:00 in Bangkok04:00 in Bangkok05:00 in Bangkok06:00 in Bangkok07:00 in Bangkok08:00 in Bangkok09:00 in Bangkok10:00 in Bangkok11:00 in Bangkok12:00 in Bangkok13:00 in Bangkok14:00 in Bangkok15:00 in Bangkok16:00 in Bangkok17:00 in Bangkok18:00 in Bangkok19:00 in Bangkok20:00 in Bangkok21:00 in Bangkok22:00 in Bangkok23:00 in Bangkok
Bangkok——000102030405060708091011121314151617181920212223
Busan——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Bangkok and Busan

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep Bangkok, Busan and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

09:00 in Bangkok
Inside working hours on both sides
11:00 in Busan
10:00 in Bangkok
Inside working hours on both sides
12:00 in Busan
11:00 in Bangkok
Inside working hours on both sides
13:00 in Busan
12:00 in Bangkok
Inside working hours on both sides
14:00 in Busan

Where daylight saving pulls them apart

Neither Bangkok nor Busan changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Busan of Bangkok?

Busan is 2 hours ahead of Bangkok right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Bangkok and Busan?

Any hour in 09:00–16:00 Bangkok time is inside working hours in both cities.

Do Bangkok and Busan change clocks on the same date?

Neither city changes its clocks, so the gap between them never moves.