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Global ClockTime zone converter & meeting planner
SETTINGS
Clock
Working hours
Start
09
End
18
Theme

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

Time in Busan vs Singapore

Busan keeps KST (UTC+9) and Singapore keeps UTC+8 (UTC+8) today. Singapore is 1 hour behind Busan; 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: 09:00–17:00 in Singapore (10:00–18:00 your time).

Busan and Singapore hour by hour, with the working-hour overlap shaded
City00:00 in Busan01:00 in Busan02:00 in Busan03:00 in Busan04:00 in Busan05:00 in Busan06:00 in Busan07:00 in Busan08:00 in Busan09:00 in Busan10:00 in Busan11:00 in Busan12:00 in Busan13:00 in Busan14:00 in Busan15:00 in Busan16:00 in Busan17:00 in Busan18:00 in Busan19:00 in Busan20:00 in Busan21:00 in Busan22:00 in Busan23:00 in Busan
Busan——000102030405060708091011121314151617181920212223
Singapore——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Busan and Singapore

Best hours to call

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

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Singapore of Busan?

Singapore is 1 hour behind Busan right now. The gap is not fixed: it moves whenever either side changes its clocks.

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

Any hour in 10:00–18:00 Busan time is inside working hours in both cities.

Do Busan and Singapore change clocks on the same date?

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