Kolkata, India Dhaka, Bangladesh
Compare time between Kolkata and Dhaka
Date
Time format
Kolkata, India
8:24
PM
Friday, August 21, 2026
Dhaka, Bangladesh
8:54
PM
Friday, August 21, 2026
Time Difference Timeline
See the time difference throughout the day
Day time
Night time
Time difference
30 min
Best time to meet
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Quick facts
Kolkata time zone: IST (UTC+5:30)
Dhaka time zone: +06 (UTC+6)
Distance: Kolkata → Dhaka
Frequently Asked Questions
Kolkata is in the IST timezone (UTC+5:30) and Dhaka is in the +06 timezone (UTC+6). The time difference between them is 30 min.
Use the timeline above to find overlapping business hours between Kolkata and Dhaka. The "Best time to meet" card highlights the window where both cities are within working hours (9 AM – 6 PM local time).
Neither Kolkata nor Dhaka observes Daylight Saving Time, so the time difference remains constant throughout the year.
Click the pencil icon next to the Kolkata clock and type any time. The Dhaka clock will update instantly, showing the exact corresponding time. You can also pick a date to account for DST changes.