Mumbai to Surabaya Time Difference
Surabaya is 1 hour 30 min ahead of Mumbai. When it is noon in Mumbai, it is 13.5:00 in Surabaya.
Kolkata (UTC+5:30) → Jakarta (UTC+7)
🕐 Interactive Time Explorer
When it's 02:00 in Mumbai, it's 3.5:00 in Surabaya
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Mumbai & Surabaya✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
5,258 km
Est. Flight Time
~7.2h
Time Difference
+1.5h
Work Hours Overlap
7h
Excellent
🔴 Office Closed
Today 09:00
09:00 - 16:00
⏰ Quick Conversion
06:00
Mumbai
7.5:00
Surabaya
09:00
Mumbai
10.5:00
Surabaya
12:00
Mumbai
13.5:00
Surabaya
15:00
Mumbai
16.5:00
Surabaya
18:00
Mumbai
19.5:00
Surabaya
21:00
Mumbai
22.5:00
Surabaya
00:00
Mumbai
1.5:00
Surabaya
03:00
Mumbai
4.5:00
Surabaya
Frequently Asked Questions
How many hours is Mumbai behind Surabaya?
Surabaya is 1 hour 30 min ahead of Mumbai. When it is 12:00 noon in Mumbai, it is 13.5:00 in Surabaya. Mumbai operates on Asia/Kolkata (UTC+5.5), while Surabaya uses Asia/Jakarta (UTC+7).
What is the best time to call Surabaya from Mumbai?
There are 7 hours of overlapping business time (9 AM–5 PM) between Mumbai and Surabaya. The best window is 09:00–16:00 Mumbai time (10.5:00–17.5:00 in Surabaya).
Does the Mumbai to Surabaya 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 Mumbai and Surabaya
The distance between Mumbai and Surabaya is approximately 5,258 km. A direct flight typically takes around 7.2 hours. Your arrival clock will show local Surabaya time — use our Flight Time Calculator to predict exact arrival times.