Kolkata to Karachi Time Converter

Kolkata is 0 hours 30 minutes ahead

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

Karachi

Pakistan · -0.5h

08:30

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

Kolkata vs Karachi — time difference

Kolkata is 0 hours 30 minutes ahead of Karachi. Midday in Kolkata lines up with 11:00 in Karachi.

Kolkata runs on Asia/Kolkata; Karachi runs on Asia/Karachi. Together they are 0.5 hours 30 minutes apart.

Shared working hours

There is a 7.5-hour window each day where both Kolkata and Karachi are within standard business hours (09:00–17:00).

00:0006:0012:0018:0024:00

Kolkata

Karachi

Overlap (7.5h)

Best times to schedule a meeting

There is a 7.5-hour daily window where both locations are in business hours. The 3 best slots are listed below.

10:00 Kolkata / 09:00 Karachi✓ Both working

11:00 Kolkata / 10:00 Karachi✓ Both working

12:00 Kolkata / 11:00 Karachi✓ Both working

Working hours defined as 09:00–17:00 local time for each location.

How to work with Kolkata and Karachi time zones

The 0.5-hour gap between Kolkata (India) and Karachi (Pakistan) requires some planning — but a 7.5-hour daily overlap means both teams can connect in real time without unusual scheduling.

💡 How to schedule across these time zones

✅

If you are in Kolkata, aim for 10:00–11:00, which corresponds to 09:00–10:00 in Karachi — both teams are within working hours.

✅

If you are in Kolkata, aim for 11:00–12:00, which corresponds to 10:00–11:00 in Karachi — both teams are within working hours.

✅

If you are in Kolkata, aim for 12:00–13:00, which corresponds to 11:00–12:00 in Karachi — both teams are within working hours.

Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.

Add to your browser — Free →

Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am Kolkata".

Frequently Asked Questions

How many hours apart are Kolkata and Karachi?

The time difference between Kolkata and Karachi is 0 hours 30 minutes. Kolkata observes Asia/Kolkata while Karachi observes Asia/Karachi.

What is the best time to schedule a call between Kolkata and Karachi?

There is a 7.5 hours window where both locations are within standard business hours (09:00–17:00). Best time: around 10:00 Kolkata / 09:00 Karachi.

Will the offset change due to a DST transition anytime soon?

No DST changes are expected in the next 7 days for either Kolkata or Karachi. The 0 hours 30 minutes difference is stable.

What is the Karachi equivalent of 12:00 PM Kolkata time?

At midday in Kolkata, clocks in Karachi show 11:30 AM.

How can I quickly find the current time in Karachi from Kolkata?

Type any time in the input bar (e.g. "9am", "14:30") or use the slider. All locations including Karachi update at the same time.

What timezone is Kolkata in, and what timezone is Karachi in?

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

Are Kolkata and Karachi east or west of UTC?

Asia/Kolkata covers Kolkata and Asia/Karachi covers Karachi. These IANA identifiers encode their UTC offsets, which currently differ by 0 hours 30 minutes.

Quick time conversions: Kolkata → Karachi

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

If it's 6:00 PM in Kolkata, it's 5:30 PM in Karachi.

Is 10:00 AM a good time to call Karachi from Kolkata?—9:30 AM

9:00 AMin Kolkata→8:30 AMin Karachi

When it's 11:00 AM in Kolkata, the time in Karachi is 10:30 AM.

2:00 PMin Kolkata→1:30 PMin Karachi

Is 8:00 AM a good time to call Karachi from Kolkata?—7:30 AM

4:00 PMin Kolkata→3:30 PMin Karachi

Popular Kolkata time conversions

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Karachi paired with other time zones

Karachi to Paris Karachi to Berlin Karachi to Seoul Karachi to Toronto Karachi to Amsterdam Karachi to Tokyo Karachi to Mumbai Karachi to New York Karachi to Istanbul

Kolkata ↔ Karachi

7h of business hours overlap daily (09:00–17:00)· Showing afternoon hours (12:00–20:00)

Kolkata

Karachi

12:00Working

11:30Working

13:00Working

12:30Working

14:00Working

13:30Working

15:00Working

14:30Working

16:00Working

15:30Working

17:00

16:30Working

18:00

17:30

19:00

18:30

20:00

19:30

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