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Global ClockTime zone converter & meeting planner
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Working hours
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09
End
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 Singapore vs Busan

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

Singapore and Busan hour by hour, with the working-hour overlap shaded
City00:00 in Singapore01:00 in Singapore02:00 in Singapore03:00 in Singapore04:00 in Singapore05:00 in Singapore06:00 in Singapore07:00 in Singapore08:00 in Singapore09:00 in Singapore10:00 in Singapore11:00 in Singapore12:00 in Singapore13:00 in Singapore14:00 in Singapore15:00 in Singapore16:00 in Singapore17:00 in Singapore18:00 in Singapore19:00 in Singapore20:00 in Singapore21:00 in Singapore22:00 in Singapore23:00 in Singapore
Singapore——000102030405060708091011121314151617181920212223
Busan——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Singapore 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 Singapore, Busan and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

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

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Busan of Singapore?

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

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

Any hour in 09:00–17:00 Singapore time is inside working hours in both cities.

Do Singapore and Busan change clocks on the same date?

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