Karachi time to Tehran time
Tehran is 1.5 hours behind Karachi all year (Karachi GMT+5/UTC+05:00 in summer; Tehran GMT+3:30/UTC+03:30). Enter a Karachi time below to convert it, or leave it blank to see the current time in both cities.
How to use the Karachi to Tehran time
- Type a Karachi time (24-hour) and optionally a date, or leave blank for now.
- Click Convert.
- Read the Tehran time and the working-hours table.
Time difference between Karachi and Tehran
Tehran is 1.5 hours behind Karachi all year. Neither city changes its clocks, so the difference is the same all year. Karachi uses Asia/Karachi time (UTC+05:00 in January, UTC+05:00 in July); Tehran uses Asia/Tehran (UTC+03:30 in January, UTC+03:30 in July).
Working week in Karachi and Tehran
Karachi: Pakistan Standard Time, UTC+5 all year. Office hours 09:00–17:00 or 10:00–18:00; weekend Saturday–Sunday, with a shorter Friday for Jummah prayers. Banks and government close early on Friday.
Tehran: Iran Standard Time, UTC+3:30 all year (daylight saving was abolished in 2022). Weekend is Friday, with Thursday a half day for many; the week starts Saturday.
Quick conversion table (summer difference)
| Karachi | Tehran |
|---|---|
| 08:00 | 06:30 |
| 09:00 | 07:30 |
| 10:00 | 08:30 |
| 12:00 | 10:30 |
| 14:00 | 12:30 |
| 16:00 | 14:30 |
| 18:00 | 16:30 |
| 20:00 | 18:30 |
| 22:00 | 20:30 |
Table uses the July difference; the tool above applies the exact rule for any date.
Best time to call between Karachi and Tehran
Within normal office hours (09:00–18:00) in both cities: 11:00–17:00 Karachi time. For a compromise outside that window, the fairest slots are the ones nearest each side's start or end of day, alternating who takes the inconvenient hour.
Reverse
Need the other direction? See Tehran to Karachi, or the general time zone converter.
Frequently asked questions
How many hours ahead is Tehran from Karachi?
Tehran is 1.5 hours behind Karachi all year.
When it is 12:00 noon in Karachi, what time is it in Tehran?
10:30 in summer (the same or previous day); use the tool for a specific date.
Does the converter handle daylight saving?
Yes, for the exact date you enter, using the IANA time-zone rules in your browser.
Privacy
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Last updated 2026-09-23.