Bangkok to Kolkata Time Converter
Bangkok is 1 hour 30 minutes ahead
Quick time conversions: Bangkok → Kolkata
Common reference points to help you plan across the time difference.
Setting a 4:00 PM alarm in Bangkok? That's 2:30 PM for Kolkata.
What time is 10:00 AM Bangkok in Kolkata?—8:30 AM
8:00 AMin Bangkok→6:30 AMin Kolkata
7:00 AM in Bangkok corresponds exactly to 5:30 AM in Kolkata.
1:00 PMin Bangkok→11:30 AMin Kolkata
Is 12:00 PM a good time to call Kolkata from Bangkok?—10:30 AM
Bangkok ↔ Kolkata
6h of business hours overlap daily (09:00–17:00)
Bangkok
Kolkata
Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.
Frequently Asked Questions
How many hours difference between Bangkok and Kolkata?
The offset is 1 hour 30 minutes — Bangkok is ahead of Kolkata. Timezones: Asia/Bangkok and Asia/Kolkata.
What is the best time to schedule a call between Bangkok and Kolkata?
There is a 6.5 hours window where both locations are within standard business hours (09:00–17:00). Best time: around 11:00 Bangkok / 09:00 Kolkata.
Will DST change the time gap between Bangkok and Kolkata?
Both Bangkok and Kolkata are in a stable DST period. No adjustments needed for meetings scheduled in the next 7 days.
When Bangkok reaches noon, what time is it in Kolkata?
Noon in Bangkok corresponds to 10:30 AM in Kolkata.
How accurate is this Bangkok to Kolkata converter?
Type any time in the input bar (e.g. "9am", "14:30") or use the slider. All locations including Kolkata update at the same time.
What timezone is Bangkok in, and what timezone is Kolkata in?
Bangkok observes Asia/Bangkok and Kolkata observes Asia/Kolkata. Their UTC offset difference is 1 hour 30 minutes.