Kolkata to Shanghai Time Difference
🇮🇳 Kolkata is currently 2.5 hours ahead of 🇨🇳 Shanghai.
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Atin 🇮🇳 Kolkata→it will be—in 🇨🇳 Shanghai
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Difference
+2.5h
Business overlap
6h
Distance
3,407 km
Approx. flight
4h
Hour-by-Hour: Kolkata to Shanghai
| 🇮🇳 Kolkata | 🇨🇳 Shanghai | Note |
|---|---|---|
| 12:00 AM | 2:30 AM | |
| 1:00 AM | 3:30 AM | |
| 2:00 AM | 4:30 AM | |
| 3:00 AM | 5:30 AM | |
| 4:00 AM | 6:30 AM | |
| 5:00 AM | 7:30 AM | |
| 6:00 AM | 8:30 AM | |
| 7:00 AM | 9:30 AM | |
| 8:00 AM | 10:30 AM | |
| 9:00 AM | 11:30 AM | |
| 10:00 AM | 12:30 PM | |
| 11:00 AM | 1:30 PM | |
| 12:00 PM | 2:30 PM | |
| 1:00 PM | 3:30 PM | |
| 2:00 PM | 4:30 PM | |
| 3:00 PM | 5:30 PM | |
| 4:00 PM | 6:30 PM | |
| 5:00 PM | 7:30 PM | |
| 6:00 PM | 8:30 PM | |
| 7:00 PM | 9:30 PM | |
| 8:00 PM | 10:30 PM | |
| 9:00 PM | 11:30 PM | |
| 10:00 PM | 12:30 AM(next day) | Next day |
| 11:00 PM | 1:30 AM(next day) | Next day |
Daylight Saving Time (DST)
Neither Kolkata nor Shanghai observes Daylight Saving Time. The time difference is always 2.5 hours ahead.
Best Meeting Times
There are 6 overlapping business hours between Kolkata and Shanghai (9 AM – 6 PM in each city).
🇮🇳 Kolkata
9:00 AM – 3:00 PM
🇨🇳 Shanghai
11:30 AM – 5:30 PM
Frequently Asked Questions
What is the time difference between Kolkata and Shanghai?
The time difference between Kolkata and Shanghai is currently 2.5 hours ahead. Kolkata uses GMT+5:30 (UTC+5:30), while Shanghai uses GMT+8 (UTC+8).
When it's noon in Kolkata, what time is it in Shanghai?
When it's 12:00 PM (noon) in Kolkata, it is 2:30 PM in Shanghai. Use our calculator above to convert any other time.
Does the time difference between Kolkata and Shanghai change?
No. The time difference between Kolkata and Shanghai is always 2.5 hours ahead — neither city observes Daylight Saving Time, so the offset never changes.
What are the best times to schedule a call between Kolkata and Shanghai?
The best time to call is between 9:00 AM and 3:00 PM in Kolkata (which is 11:30 AM – 5:30 PM in Shanghai). This 6-hour window falls within business hours in both cities.
Is Kolkata ahead or behind Shanghai?
Kolkata is currently 2.5 hours behind Shanghai.
What time zone is Kolkata in?
Kolkata is in the Asia/Kolkata time zone, currently using GMT+5:30 (UTC+5:30). Kolkata does not observe Daylight Saving Time.
What time is midnight in Kolkata in Shanghai?
When it is midnight (12:00 AM) in Kolkata, it is 2:30 AM in Shanghai.