Surabaya to Singapore Time Difference
Singapore is 1 hour ahead of Surabaya. When it is noon in Surabaya, it is 13:00 in Singapore.
Jakarta (UTC+7) → Singapore (UTC+8)
🕐 Interactive Time Explorer
When it's 11:00 in Surabaya, it's 12:00 in Singapore
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Surabaya & Singapore✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
1,377 km
Est. Flight Time
~2.6h
Time Difference
+1h
Work Hours Overlap
7h
Excellent
🔴 Office Closed
Tomorrow 09:00
09:00 - 16:00
⏰ Quick Conversion
06:00
Surabaya
07:00
Singapore
09:00
Surabaya
10:00
Singapore
12:00
Surabaya
13:00
Singapore
15:00
Surabaya
16:00
Singapore
18:00
Surabaya
19:00
Singapore
21:00
Surabaya
22:00
Singapore
00:00
Surabaya
01:00
Singapore
03:00
Surabaya
04:00
Singapore
Frequently Asked Questions
How many hours is Surabaya behind Singapore?
Singapore is 1 hour ahead of Surabaya. When it is 12:00 noon in Surabaya, it is 13:00 in Singapore. Surabaya operates on Asia/Jakarta (UTC+7), while Singapore uses Asia/Singapore (UTC+8).
What is the best time to call Singapore from Surabaya?
There are 7 hours of overlapping business time (9 AM–5 PM) between Surabaya and Singapore. The best window is 09:00–16:00 Surabaya time (10:00–17:00 in Singapore).
Does the Surabaya 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 Surabaya and Singapore
The distance between Surabaya and Singapore is approximately 1,377 km. A direct flight typically takes around 2.6 hours. Your arrival clock will show local Singapore time — use our Flight Time Calculator to predict exact arrival times.