India Standard Time (ist) is used in India. The IANA timezone identifier is Asia/Kolkata.

Pakistan Standard Time (pkt) is used in Pakistan. The IANA timezone identifier is Asia/Karachi.

IST to PKT Time Converter

India Standard Time → Pakistan Standard Time

IST = UTC+5:30PKT = UTC+5

⚠️ IST is ambiguous — on this page it means India Standard Time. It also refers to:

Ireland Standard Time (Dublin) → PKT ↗Israel Standard Time (Jerusalem) → PKT ↗

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

PKT (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

IST (Mumbai) to PKT (Karachi) — exact time difference

IST (Mumbai) is 0 hours 30 minutes ahead of PKT (Karachi). When it's noon in IST (Mumbai), it's 11:00 in PKT (Karachi).

IST (Mumbai) is in the Asia/Kolkata timezone. PKT (Karachi) is in Asia/Karachi. The difference is 0.5 hours 30 minutes.

Working hours overlap

Both IST (Mumbai) and PKT (Karachi) are simultaneously in business hours for 7.5 hours per day (assuming standard 9:00–17:00 working hours).

00:0006:0012:0018:0024:00

IST (Mumbai)

PKT (Karachi)

Overlap (7.5h)

Recommended meeting windows

Both IST (Mumbai) and PKT (Karachi) are in standard hours simultaneously for 7.5h per day. 3 recommended slots shown below.

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

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

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

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

IST (Mumbai) and PKT (Karachi) — practical scheduling

IST (Mumbai) (India) leads PKT (Karachi) (Pakistan) by 0.5 hours. Despite the gap, a 7.5-hour window of shared business hours each day keeps real-time collaboration practical for both sides.

💡 Practical scheduling guidelines

✅

10:00–11:00 in IST (Mumbai) = 09:00–10:00 in PKT (Karachi). Both sides are in standard business hours during this window.

✅

11:00–12:00 in IST (Mumbai) = 10:00–11:00 in PKT (Karachi). Both sides are in standard business hours during this window.

✅

12:00–13:00 in IST (Mumbai) = 11:00–12:00 in PKT (Karachi). 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 IST (Mumbai). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.

IST (Mumbai) ↔ PKT (Karachi)

7h of business hours overlap daily (09:00–17:00)

IST (Mumbai)

PKT (Karachi)

00:00

23:30-1d

01:00

00:30

02:00

01:30

03:00

02:30

04:00

03:30

05:00

04:30

06:00

05:30

07:00

06:30

08:00

07:30

09:00Working

08:30off

10:00Working

09:30Working

11:00Working

10:30Working

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

21:00

20:30

22:00

21:30

23:00

22:30

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

Frequently Asked Questions

What is the difference between ist and pkt?

India Standard Time (ist) is UTC+5:30 and Pakistan Standard Time (pkt) is UTC+5. The difference between them is 0.5 hours.

Where is ist used?

India Standard Time (ist) is used in India and surrounding regions. The IANA timezone identifier is Asia/Kolkata. Note: ist is ambiguous and may refer to other timezones.

Where is pkt used?

Pakistan Standard Time (pkt) is used in Pakistan and surrounding regions. The IANA timezone identifier is Asia/Karachi.

How do I convert ist to pkt?

Use the interactive converter above. Drag the time slider to any ist time and the pkt equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.

Popular IST conversions

IST → London IST → New York IST → Tokyo IST → Dubai IST → Sydney IST → Paris IST → Berlin IST → Singapore IST → Los Angeles IST → Toronto

Popular PKT conversions

London → PKT New York → PKT Tokyo → PKT Dubai → PKT Sydney → PKT Paris → PKT Berlin → PKT Singapore → PKT Los Angeles → PKT Toronto → PKT