Hong Kong is 3 hours ahead of Karachi for most of the year: when it is 10:00 am in Karachi it is 1:00 pm in Hong Kong. In offset terms Karachi is on UTC+05:00 and Hong Kong is on UTC+08:00 in January, and UTC+05:00 and UTC+08:00 in July. The converter above works from your browser’s own time zone data, so the figure it shows is the one in force today rather than the one that was in force when this page was written.
Neither city changes its clocks. Karachi stays on UTC+05:00 and Hong Kong stays on UTC+08:00 all year. The difference is therefore fixed for all of 2026, which makes this one of the few city pairs where a single number is the whole answer: Hong Kong is always 3 hours ahead of Karachi. Recurring meetings between the two never drift, and the table below confirms it period by period.
For arranging anything, the number that matters is the overlap. Karachi works 09:00 to 17:00 and Hong Kong works 09:00 to 18:00, which leaves 09:00 to 15:00 in Karachi — 12:00 to 18:00 in Hong Kong — as the window when both are open. That is 6 hours of shared working time. Both cities work Monday to Friday, so only the clock has to be reconciled.
Two local details worth knowing. Pakistan keeps UTC+05:00 all year, half an hour behind India, which is the usual source of confusion on regional calls. The exchange trades 09:30 to 16:00 with a lunch break, and UTC+08:00 has been fixed since daylight saving was dropped in 1979.
Write the invitation in both clocks. "10:00 Karachi / 13:00 Hong Kong" removes the ambiguity that abbreviations introduce — Karachi alone is read as PKT in winter and PKT in summer, and calendar software will happily convert one into the other without telling you.
The formula
local Karachi- The time you enter, on the Karachi clock
offset- Each city’s UTC offset at that moment, read live from the IANA time zone database in your browser
+3- The difference in hours that holds for most of 2026: Hong Kong is 3 hours ahead of Karachi
day shift- Whether the converted time falls on the previous, same or next calendar day in Hong Kong
How it works, step by step
- Enter a time in Karachi using the 24-hour hour box and the minute box — 15:30 is hour 15, minute 30.
- Your browser reports the UTC offset in force in Karachi and in Hong Kong for that moment, so a date near a daylight saving transition is handled correctly rather than with a fixed 3 hour rule.
- The second offset minus the first gives the difference, which is added to the time you entered. A result past midnight is marked as the next or previous day, because that is where most conversion mistakes live.
- The panel also shows the current time in both cities, the date in Hong Kong, and whether the two offices are open at the same moment.
Worked examples
09:00 in Karachi
09:00 in Karachi is 12:00 in Hong Kong — inside Hong Kong office hours. In 12-hour terms, 9:00 am against 12:00 pm. Both offices are open at that moment, so it is a slot either side can accept.
12:00 in Karachi
12:00 in Karachi is 15:00 in Hong Kong — inside Hong Kong office hours. In 12-hour terms, 12:00 pm against 3:00 pm. Both offices are open at that moment, so it is a slot either side can accept.
16:00 in Karachi
16:00 in Karachi is 19:00 in Hong Kong — after the Hong Kong working day has finished. In 12-hour terms, 4:00 pm against 7:00 pm. Only one of the two offices is open at that moment, so it is worth offering rather than assuming.
23:00 in Karachi, and the date problem
23:00 in Karachi is 02:00 in Hong Kong (next day). This is where conversions go wrong in writing: the time is right, the day is not, and a meeting invitation sent for "Tuesday" arrives for the wrong Tuesday. Give the date in both cities whenever the converted time is near midnight.
How to read your score
Frequently asked questions
How many hours ahead of Karachi is Hong Kong?
Hong Kong is 3 hours ahead of Karachi for most of 2026, so 09:00 in Karachi is 12:00 in Hong Kong. That difference holds for the whole year, because the two clocks either never change or change on the same dates — the table on this page confirms it period by period.
What is 2 pm Karachi time in Hong Kong?
5:00 pm, inside Hong Kong office hours. In 24-hour form 14:00 in Karachi is 17:00 in Hong Kong, and that is a normal working moment in both cities.
What is the best time to call between Karachi and Hong Kong?
Anywhere between 09:00 and 15:00 Karachi time, which is 12:00 to 18:00 in Hong Kong. Both offices are open across that whole window — 6 hours of it. If you want one answer rather than a range, 12:00 in Karachi is the middle of the overlap.
Is Hong Kong ahead of or behind Karachi?
Hong Kong is ahead. Karachi is at UTC+05:00 and Hong Kong is at UTC+08:00 in mid-January, and UTC+05:00 and UTC+08:00 in mid-July. The clock moves forward going from Karachi to Hong Kong, which is why Hong Kong reaches the end of its working day first.
Do Karachi and Hong Kong change their clocks on the same date?
Neither city changes its clocks. In 2026, Karachi does not change its clocks at all, and Hong Kong does not change its clocks at all. The difference between the two cities therefore holds all year.
What do the abbreviations for Karachi mean?
Karachi is on PKT in winter and PKT in summer, while Hong Kong uses HKT and HKT. Abbreviations are the least reliable way to write a time: several are ambiguous between regions, and the summer and winter forms are an hour apart. A UTC offset, or the time given in both cities, cannot be misread.
Does this converter stay correct after the clocks change?
Yes. It does not use a stored number for the difference. Each time you change a value it asks your browser for the UTC offset that Asia/Karachi and Asia/Hong_Kong are on at that moment, using the IANA time zone database that ships with your operating system, and takes the difference. The tables on this page are computed from the same database for 2026.
Karachi to Hong Kong: every hour, every period of 2026, and meeting slots
| Karachi (24h) | Karachi (12h) | Hong Kong (24h) | Hong Kong (12h) | Status |
|---|---|---|---|---|
| 00:00 | 12:00 am | 03:00 | 3:00 am | outside office hours |
| 01:00 | 1:00 am | 04:00 | 4:00 am | outside office hours |
| 02:00 | 2:00 am | 05:00 | 5:00 am | outside office hours |
| 03:00 | 3:00 am | 06:00 | 6:00 am | outside office hours |
| 04:00 | 4:00 am | 07:00 | 7:00 am | outside office hours |
| 05:00 | 5:00 am | 08:00 | 8:00 am | outside office hours |
| 06:00 | 6:00 am | 09:00 | 9:00 am | office hours in Hong Kong |
| 07:00 | 7:00 am | 10:00 | 10:00 am | office hours in Hong Kong |
| 08:00 | 8:00 am | 11:00 | 11:00 am | office hours in Hong Kong |
| 09:00 | 9:00 am | 12:00 | 12:00 pm | office hours in both |
| 10:00 | 10:00 am | 13:00 | 1:00 pm | office hours in both |
| 11:00 | 11:00 am | 14:00 | 2:00 pm | office hours in both |
| 12:00 | 12:00 pm | 15:00 | 3:00 pm | office hours in both |
| 13:00 | 1:00 pm | 16:00 | 4:00 pm | office hours in both |
| 14:00 | 2:00 pm | 17:00 | 5:00 pm | office hours in both |
| 15:00 | 3:00 pm | 18:00 | 6:00 pm | office hours in Karachi |
| 16:00 | 4:00 pm | 19:00 | 7:00 pm | office hours in Karachi |
| 17:00 | 5:00 pm | 20:00 | 8:00 pm | outside office hours |
| 18:00 | 6:00 pm | 21:00 | 9:00 pm | outside office hours |
| 19:00 | 7:00 pm | 22:00 | 10:00 pm | outside office hours |
| 20:00 | 8:00 pm | 23:00 | 11:00 pm | outside office hours |
| 21:00 | 9:00 pm | 00:00 (next day) | 12:00 am (next day) | outside office hours |
| 22:00 | 10:00 pm | 01:00 (next day) | 1:00 am (next day) | outside office hours |
| 23:00 | 11:00 pm | 02:00 (next day) | 2:00 am (next day) | outside office hours |
Computed at a difference of 3 hours, which is the one that holds for most of 2026. During the transition windows in the table below, shift the right-hand columns by an hour.
| Period | Length | Karachi offset | Hong Kong offset | Difference | Abbreviations |
|---|---|---|---|---|---|
| 01 Jan to 31 Dec | 365 days | UTC+05:00 | UTC+08:00 | +3:00 | PKT / HKT |
Every row is read from the IANA time zone database. Short periods appear where one city has changed its clocks and the other has not yet done so.
| Karachi | 12-hour | Hong Kong | Verdict |
|---|---|---|---|
| 06:00 | 6:00 am | 09:00 | Too early in Karachi |
| 06:30 | 6:30 am | 09:30 | Too early in Karachi |
| 07:00 | 7:00 am | 10:00 | Too early in Karachi |
| 07:30 | 7:30 am | 10:30 | Too early in Karachi |
| 08:00 | 8:00 am | 11:00 | Too early in Karachi |
| 08:30 | 8:30 am | 11:30 | Too early in Karachi |
| 09:00 | 9:00 am | 12:00 | Good — both offices open |
| 09:30 | 9:30 am | 12:30 | Good — both offices open |
| 10:00 | 10:00 am | 13:00 | Good — both offices open |
| 10:30 | 10:30 am | 13:30 | Good — both offices open |
| 11:00 | 11:00 am | 14:00 | Good — both offices open |
| 11:30 | 11:30 am | 14:30 | Good — both offices open |
| 12:00 | 12:00 pm | 15:00 | Good — both offices open |
| 12:30 | 12:30 pm | 15:30 | Good — both offices open |
| 13:00 | 1:00 pm | 16:00 | Good — both offices open |
| 13:30 | 1:30 pm | 16:30 | Good — both offices open |
| 14:00 | 2:00 pm | 17:00 | Good — both offices open |
| 14:30 | 2:30 pm | 17:30 | Good — both offices open |
| 15:00 | 3:00 pm | 18:00 | After hours in Hong Kong |
| 15:30 | 3:30 pm | 18:30 | After hours in Hong Kong |
| 16:00 | 4:00 pm | 19:00 | After hours in Hong Kong |
| 16:30 | 4:30 pm | 19:30 | After hours in Hong Kong |
| 17:00 | 5:00 pm | 20:00 | Outside both |
| 17:30 | 5:30 pm | 20:30 | Outside both |
| 18:00 | 6:00 pm | 21:00 | Outside both |
| 18:30 | 6:30 pm | 21:30 | Outside both |
| 19:00 | 7:00 pm | 22:00 | Outside both |
| 19:30 | 7:30 pm | 22:30 | Outside both |
| 20:00 | 8:00 pm | 23:00 | Outside both |
| 20:30 | 8:30 pm | 23:30 | Outside both |
| 21:00 | 9:00 pm | 00:00 (next day) | Outside both |
| 21:30 | 9:30 pm | 00:30 (next day) | Outside both |
Office hours taken as 09:00–17:00 in Karachi and 09:00–18:00 in Hong Kong, which are the customary hours in each city rather than a generic nine to five.