Mumbai to Richardson Time Difference
Richardson is 10 hours 30 min behind Mumbai. When it is noon in Mumbai, it is 1.5:00 in Richardson.
Kolkata (UTC+5:30) → Chicago (UTC-5)
🕐 Interactive Time Explorer
When it's 23:00 in Mumbai, it's 12.5:00 in Richardson
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Mumbai & Richardson◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
14,125 km
Est. Flight Time
~17.6h
Time Difference
-10.5h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Mumbai
19.5:00
Richardson (-1)
09:00
Mumbai
22.5:00
Richardson (-1)
12:00
Mumbai
1.5:00
Richardson
15:00
Mumbai
4.5:00
Richardson
18:00
Mumbai
7.5:00
Richardson
21:00
Mumbai
10.5:00
Richardson
00:00
Mumbai
13.5:00
Richardson (-1)
03:00
Mumbai
16.5:00
Richardson (-1)
Frequently Asked Questions
How many hours is Mumbai ahead of Richardson?
Richardson is 10 hours 30 min behind Mumbai. When it is 12:00 noon in Mumbai, it is 1.5:00 in Richardson. Mumbai operates on Asia/Kolkata (UTC+5.5), while Richardson uses America/Chicago (UTC-5).
What is the best time to call Richardson from Mumbai?
Standard business hours (9 AM–5 PM) do not overlap between Mumbai and Richardson due to the 10 hours 30 min difference. Consider early morning or late evening calls, or use async communication.
Does the Mumbai to Richardson 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 Richardson
The distance between Mumbai and Richardson is approximately 14,125 km. A direct flight typically takes around 17.6 hours. Your arrival clock will show local Richardson time — use our Flight Time Calculator to predict exact arrival times.