Kolkata vs Dhaka — Time Zone & Clock

Kolkata is behind by 0 hours 30 minutes

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

Dhaka

Bangladesh · +0.5h

09:30

London

United Kingdom · -4.5h

04:30

New York

USA · -9.5h

23:30-1 day

Tokyo

Japan · +3.5h

12:30

Dubai

United Arab Emirates · -1.5h

07:30

When to schedule across time zones

Both Kolkata and Dhaka are in standard hours simultaneously for 7.5h per day. 3 recommended slots shown below.

09:00 Kolkata / 09:00 Dhaka✓ Both working

10:00 Kolkata / 10:00 Dhaka✓ Both working

11:00 Kolkata / 11:00 Dhaka✓ Both working

Based on standard 09:00–17:00 working hours in each location's local time.

Kolkata vs Dhaka — time difference

Kolkata is 1 hour 30 minutes behind Dhaka. When Kolkata clocks hit noon, Dhaka reads 12:00.

Kolkata is in the Asia/Kolkata timezone. Dhaka is in Asia/Dhaka. The difference is 0.5 hours 30 minutes.

Shared working hours

Every working day, Kolkata and Dhaka are both in business hours for 7.5 hours simultaneously.

00:0006:0012:0018:0024:00

Kolkata

Dhaka

Overlap (7.5h)

Holiday calendar for both locations

Kolkata

No upcoming public holidays this year.

Dhaka3 holidays

Aug 5July Mass Uprising Day

Dec 16Victory Day

Dec 25Christmas Day

Working across Kolkata and Dhaka

Working across Kolkata (India) and Dhaka (Bangladesh) involves a 0.5-hour gap. The good news: there is a 7.5-hour mutual window in standard business hours that lets both sides collaborate without anyone joining at an unreasonable hour.

💡 Best practice for cross-timezone meetings

✅

09:00–10:00 in Kolkata = 09:00–10:00 in Dhaka. Both sides are in standard business hours during this window.

✅

10:00–11:00 in Kolkata = 10:00–11:00 in Dhaka. Both sides are in standard business hours during this window.

✅

11:00–12:00 in Kolkata = 11:00–12:00 in Dhaka. Both sides are in standard business hours during this window.

DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.

Get the Extension — Free →

Use the time slider above to find the exact equivalent time for any moment in Kolkata. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.

Frequently Asked Questions

How far ahead or behind is Dhaka from Kolkata?

Kolkata and Dhaka are 0 hours 30 minutes apart. Kolkata (Asia/Kolkata) is behind Dhaka (Asia/Dhaka).

What meeting time works for both Kolkata and Dhaka?

The 7.5 hours shared window (standard 9–5) gives room to schedule without anyone joining at odd hours. 09:00 Kolkata / 09:00 Dhaka is a solid anchor.

Will daylight saving affect my Kolkata–Dhaka meetings this week?

The 0 hours 30 minutes difference between Kolkata and Dhaka is stable — no DST changes expected in the next 7 days.

When Kolkata reaches noon, what time is it in Dhaka?

When it is 12:00 noon in Kolkata, it is 12:30 PM in Dhaka.

How accurate is this Kolkata to Dhaka converter?

The live slider at the top converts any Kolkata time to Dhaka instantly. You can also type natural language like "9am" or "15:30".

Are there any upcoming public holidays in Kolkata or Dhaka?

Yes — Dhaka has an upcoming public holiday: July Mass Uprising Day on August 5. Check the holiday panel above before confirming meetings.

Which UTC offsets do Kolkata and Dhaka follow?

Kolkata follows Asia/Kolkata. Dhaka uses Asia/Dhaka. Together they are 0 hours 30 minutes apart.

Quick time conversions: Kolkata → Dhaka

Common reference points to help you plan across the time difference.

For every 7:00 PM in Kolkata, it's simultaneously 7:30 PM in Dhaka.

Kolkata 3:00 PM — what's that in Dhaka?—3:30 PM

2:00 PMin Kolkata→2:30 PMin Dhaka

At 10:00 AM Kolkata time, you're looking at 10:30 AM in Dhaka.

1:00 PMin Kolkata→1:30 PMin Dhaka

Is 6:00 AM a good time to call Dhaka from Kolkata?—6:30 AM

11:00 AMin Kolkata→11:30 AMin Dhaka

Popular Kolkata time conversions

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Popular Dhaka time conversions

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Kolkata ↔ Dhaka

8h of business hours overlap daily (09:00–17:00)· Showing afternoon hours (12:00–20:00)

Kolkata

Dhaka

12:00Working

12:30Working

13:00Working

13:30Working

14:00Working

14:30Working

15:00Working

15:30Working

16:00Working

16:30Working

17:00

17:30

18:00

18:30

19:00

19:30

20:00

20:30

Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.