Los Angeles to Kolkata Time Difference
Kolkata is 12 hours 30 min ahead of Los Angeles. When it is noon in Los Angeles, it is 0.5:00 in Kolkata.
Los Angeles (UTC-7) → Kolkata (UTC+5:30)
🕐 Interactive Time Explorer
When it's 21:00 in Los Angeles, it's 9.5:00 in Kolkata
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Los Angeles & Kolkata◐ Extended Hours (1 hours)
✈️ Travel Information
Distance
13,119 km
Est. Flight Time
~16.4h
Time Difference
+12.5h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Los Angeles
18.5:00
Kolkata
09:00
Los Angeles
21.5:00
Kolkata
12:00
Los Angeles
0.5:00
Kolkata (+1)
15:00
Los Angeles
3.5:00
Kolkata (+1)
18:00
Los Angeles
6.5:00
Kolkata (+1)
21:00
Los Angeles
9.5:00
Kolkata (+1)
00:00
Los Angeles
12.5:00
Kolkata
03:00
Los Angeles
15.5:00
Kolkata
Frequently Asked Questions
How many hours is Los Angeles behind Kolkata?
Kolkata is 12 hours 30 min ahead of Los Angeles. When it is 12:00 noon in Los Angeles, it is 0.5:00 in Kolkata. Los Angeles operates on America/Los Angeles (UTC-7), while Kolkata uses Asia/Kolkata (UTC+5.5).
What is the best time to call Kolkata from Los Angeles?
Standard business hours (9 AM–5 PM) do not overlap between Los Angeles and Kolkata due to the 12 hours 30 min difference. Consider early morning or late evening calls, or use async communication.
Does the Los Angeles 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 Los Angeles and Kolkata
The distance between Los Angeles and Kolkata is approximately 13,119 km. A direct flight typically takes around 16.4 hours. Your arrival clock will show local Kolkata time — use our Flight Time Calculator to predict exact arrival times.