Mumbai to Kolkata Time Difference
Mumbai and Kolkata are in the same time zone — no time difference.
Kolkata (UTC+5:30) → Kolkata (UTC+5:30)
🕐 Interactive Time Explorer
When it's 20:00 in Mumbai, it's 20:00 in Kolkata
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Mumbai & Kolkata✓ Perfect Match (8 hours)
✈️ Travel Information
Distance
1,654 km
Est. Flight Time
~2.9h
Time Difference
0h
Work Hours Overlap
8h
Excellent
🔴 Office Closed
Today 09:00
09:00 - 17:00
⏰ Quick Conversion
06:00
Mumbai
06:00
Kolkata
09:00
Mumbai
09:00
Kolkata
12:00
Mumbai
12:00
Kolkata
15:00
Mumbai
15:00
Kolkata
18:00
Mumbai
18:00
Kolkata
21:00
Mumbai
21:00
Kolkata
00:00
Mumbai
00:00
Kolkata
03:00
Mumbai
03:00
Kolkata
Frequently Asked Questions
Is there a time difference between Mumbai and Kolkata?
Mumbai and Kolkata share the same UTC offset — there is no time difference between them. Mumbai operates on Asia/Kolkata (UTC+5.5), while Kolkata uses Asia/Kolkata (UTC+5.5).
What is the best time to call Kolkata from Mumbai?
There are 8 hours of overlapping business time (9 AM–5 PM) between Mumbai and Kolkata. The best window is 09:00–17:00 Mumbai time (09:00–17:00 in Kolkata).
Does the Mumbai to Kolkata 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 Kolkata
The distance between Mumbai and Kolkata is approximately 1,654 km. A direct flight typically takes around 2.9 hours. Your arrival clock will show local Kolkata time — use our Flight Time Calculator to predict exact arrival times.