Greenwich Mean Time (gmt) is used in United Kingdom. The IANA timezone identifier is Europe/London.

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

GMT to PKT Time Converter

Greenwich Mean Time → Pakistan Standard Time

GMT = UTC+1PKT = UTC+5

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

PKT (Karachi)

Pakistan · +4h

13:00

New York

USA · -5h

04:00

Tokyo

Japan · +8h

17:00

Dubai

United Arab Emirates · +3h

12:00

Sydney

Australia · +9h

18:00

GMT (London) vs PKT (Karachi) — time difference

GMT (London) is 4 hours behind PKT (Karachi). When it's noon in GMT (London), it's 16:00 in PKT (Karachi).

GMT (London) observes Europe/London and PKT (Karachi) observes Asia/Karachi — a 4 hours gap between them.

Shared working hours

Both GMT (London) and PKT (Karachi) are simultaneously in business hours for 4 hours per day (assuming standard 9:00–17:00 working hours).

00:0006:0012:0018:0024:00

GMT (London)

PKT (Karachi)

Overlap (4h)

Meeting time recommendations

GMT (London) and PKT (Karachi) share 4 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.

09:00 London / 13:00 Karachi✓ Both working

10:00 London / 14:00 Karachi✓ Both working

11:00 London / 15:00 Karachi✓ Both working

Assumes a standard 9 AM–5 PM workday in each location's local timezone.

Public holidays this year

GMT (London)6 holidays

Jul 13Battle of the Boyne

Aug 3Summer Bank Holiday

Aug 31Summer Bank Holiday

Nov 30Saint Andrew's Day

Dec 25Christmas Day

PKT (Karachi)

No upcoming public holidays this year.

GMT (London) and PKT (Karachi) — practical scheduling

Teams in GMT (London) (United Kingdom) and PKT (Karachi) (Pakistan) face a 4-hour time difference day to day. A 4-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.

💡 Practical scheduling guidelines

✅

Schedule at 09:00–10:00 (GMT (London)) for a 13:00–14:00 slot in PKT (Karachi) — the sweet spot where both teams are working.

✅

Schedule at 10:00–11:00 (GMT (London)) for a 14:00–15:00 slot in PKT (Karachi) — the sweet spot where both teams are working.

✅

Schedule at 11:00–12:00 (GMT (London)) for a 15:00–16:00 slot in PKT (Karachi) — the sweet spot where both teams are working.

Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.

Install ClockinSync Free →

Drag the slider at the top to convert any GMT (London) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.

GMT (London) ↔ PKT (Karachi)

4h of business hours overlap daily (09:00–17:00)

GMT (London)

PKT (Karachi)

00:00

04:00

01:00

05:00

02:00

06:00

03:00

07:00

04:00

08:00

05:00

09:00Working

06:00

10:00Working

07:00

11:00Working

08:00

12:00Working

09:00Working

13:00Working

10:00Working

14:00Working

11:00Working

15:00Working

12:00Working

16:00Working

13:00Working

17:00off

14:00Working

18:00off

15:00Working

19:00off

16:00Working

20:00off

17:00

21:00

18:00

22:00

19:00

23:00

20:00

00:00+1d

21:00

01:00+1d

22:00

02:00+1d

23:00

03:00+1d

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

Frequently Asked Questions

What is the difference between gmt and pkt?

Greenwich Mean Time (gmt) is UTC+1 and Pakistan Standard Time (pkt) is UTC+5. The difference between them is 4 hours.

Where is gmt used?

Greenwich Mean Time (gmt) is used in United Kingdom and surrounding regions. The IANA timezone identifier is Europe/London.

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 gmt to pkt?

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

Popular GMT conversions

GMT → New York GMT → Tokyo GMT → Dubai GMT → Sydney GMT → Paris GMT → Berlin GMT → Singapore GMT → Los Angeles GMT → Toronto GMT → Mumbai

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