Surabaya to Hong Kong Time Difference
Hong Kong is 1 hour ahead of Surabaya. When it is noon in Surabaya, it is 13:00 in Hong Kong.
Jakarta (UTC+7) → Hong Kong (UTC+8)
🕐 Interactive Time Explorer
When it's 21:00 in Surabaya, it's 22:00 in Hong Kong
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Surabaya & Hong Kong✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
3,292 km
Est. Flight Time
~4.9h
Time Difference
+1h
Work Hours Overlap
7h
Excellent
🔴 Office Closed
Today 09:00
09:00 - 16:00
⏰ Quick Conversion
06:00
Surabaya
07:00
Hong Kong
09:00
Surabaya
10:00
Hong Kong
12:00
Surabaya
13:00
Hong Kong
15:00
Surabaya
16:00
Hong Kong
18:00
Surabaya
19:00
Hong Kong
21:00
Surabaya
22:00
Hong Kong
00:00
Surabaya
01:00
Hong Kong
03:00
Surabaya
04:00
Hong Kong
Frequently Asked Questions
How many hours is Surabaya behind Hong Kong?
Hong Kong is 1 hour ahead of Surabaya. When it is 12:00 noon in Surabaya, it is 13:00 in Hong Kong. Surabaya operates on Asia/Jakarta (UTC+7), while Hong Kong uses Asia/Hong Kong (UTC+8).
What is the best time to call Hong Kong from Surabaya?
There are 7 hours of overlapping business time (9 AM–5 PM) between Surabaya and Hong Kong. The best window is 09:00–16:00 Surabaya time (10:00–17:00 in Hong Kong).
Does the Surabaya to Hong Kong 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 Hong Kong
The distance between Surabaya and Hong Kong is approximately 3,292 km. A direct flight typically takes around 4.9 hours. Your arrival clock will show local Hong Kong time — use our Flight Time Calculator to predict exact arrival times.