Kolkata to Bangkok Time Difference
🇮🇳 Kolkata is currently 1.5 hours ahead of 🇹🇭 Bangkok.
Live Calculator
Atin 🇮🇳 Kolkata→it will be—in 🇹🇭 Bangkok
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Difference
+1.5h
Business overlap
7h
Distance
1,613 km
Approx. flight
1.9h
Hour-by-Hour: Kolkata to Bangkok
| 🇮🇳 Kolkata | 🇹🇭 Bangkok | Note |
|---|---|---|
| 12:00 AM | 1:30 AM | |
| 1:00 AM | 2:30 AM | |
| 2:00 AM | 3:30 AM | |
| 3:00 AM | 4:30 AM | |
| 4:00 AM | 5:30 AM | |
| 5:00 AM | 6:30 AM | |
| 6:00 AM | 7:30 AM | |
| 7:00 AM | 8:30 AM | |
| 8:00 AM | 9:30 AM | |
| 9:00 AM | 10:30 AM | |
| 10:00 AM | 11:30 AM | |
| 11:00 AM | 12:30 PM | |
| 12:00 PM | 1:30 PM | |
| 1:00 PM | 2:30 PM | |
| 2:00 PM | 3:30 PM | |
| 3:00 PM | 4:30 PM | |
| 4:00 PM | 5:30 PM | |
| 5:00 PM | 6:30 PM | |
| 6:00 PM | 7:30 PM | |
| 7:00 PM | 8:30 PM | |
| 8:00 PM | 9:30 PM | |
| 9:00 PM | 10:30 PM | |
| 10:00 PM | 11:30 PM | |
| 11:00 PM | 12:30 AM(next day) | Next day |
Daylight Saving Time (DST)
Neither Kolkata nor Bangkok observes Daylight Saving Time. The time difference is always 1.5 hours ahead.
Best Meeting Times
There are 7 overlapping business hours between Kolkata and Bangkok (9 AM – 6 PM in each city).
🇮🇳 Kolkata
9:00 AM – 4:00 PM
🇹🇭 Bangkok
10:30 AM – 5:30 PM
Frequently Asked Questions
What is the time difference between Kolkata and Bangkok?
The time difference between Kolkata and Bangkok is currently 1.5 hours ahead. Kolkata uses GMT+5:30 (UTC+5:30), while Bangkok uses GMT+7 (UTC+7).
When it's noon in Kolkata, what time is it in Bangkok?
When it's 12:00 PM (noon) in Kolkata, it is 1:30 PM in Bangkok. Use our calculator above to convert any other time.
Does the time difference between Kolkata and Bangkok change?
No. The time difference between Kolkata and Bangkok is always 1.5 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 Bangkok?
The best time to call is between 9:00 AM and 4:00 PM in Kolkata (which is 10:30 AM – 5:30 PM in Bangkok). This 7-hour window falls within business hours in both cities.
Is Kolkata ahead or behind Bangkok?
Kolkata is currently 1.5 hours behind Bangkok.
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 Bangkok?
When it is midnight (12:00 AM) in Kolkata, it is 1:30 AM in Bangkok.