Hiroshima to Singapore Time Difference
Singapore is 1 hour behind Hiroshima. When it is noon in Hiroshima, it is 11:00 in Singapore.
Tokyo (UTC+9) → Singapore (UTC+8)
🕐 Interactive Time Explorer
When it's 12:00 in Hiroshima, it's 11:00 in Singapore
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Hiroshima & Singapore✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
4,725 km
Est. Flight Time
~6.6h
Time Difference
-1h
Work Hours Overlap
7h
Excellent
🔴 Office Closed
Tomorrow 10:00
10:00 - 17:00
⏰ Quick Conversion
06:00
Hiroshima
05:00
Singapore
09:00
Hiroshima
08:00
Singapore
12:00
Hiroshima
11:00
Singapore
15:00
Hiroshima
14:00
Singapore
18:00
Hiroshima
17:00
Singapore
21:00
Hiroshima
20:00
Singapore
00:00
Hiroshima
23:00
Singapore (-1)
03:00
Hiroshima
02:00
Singapore
Frequently Asked Questions
How many hours is Hiroshima ahead of Singapore?
Singapore is 1 hour behind Hiroshima. When it is 12:00 noon in Hiroshima, it is 11:00 in Singapore. Hiroshima operates on Asia/Tokyo (UTC+9), while Singapore uses Asia/Singapore (UTC+8).
What is the best time to call Singapore from Hiroshima?
There are 8 hours of overlapping business time (9 AM–5 PM) between Hiroshima and Singapore. The best window is 10:00–18:00 Hiroshima time (09:00–17:00 in Singapore).
Does the Hiroshima to Singapore time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Hiroshima and Singapore
The distance between Hiroshima and Singapore is approximately 4,725 km. A direct flight typically takes around 6.6 hours. Your arrival clock will show local Singapore time — use our Flight Time Calculator to predict exact arrival times.