Time difference

Time Difference Between Istanbul and Tehran

Tehran is 30 minutes ahead of Istanbul. The current difference is 30 minutes. Live local clocks, working-hours overlap and daylight-saving notes are below.

01 — Right now

Current local time

IstanbulTurkey 🇹🇷

--:--:--

—

Europe/IstanbulUTC+3
TehranIran 🇮🇷

--:--:--

—

Asia/TehranUTC+3:30
02 — Difference

Istanbul vs Tehran

Tehran is 30 minutes ahead of Istanbul. When it is 12:00 in Istanbul, it is 12:30 in Tehran.

03 — UTC offsets

UTC offset comparison

Istanbul
UTC+3
Tehran
UTC+3:30
Difference
30 minutes
04 — Scheduling

Working-hours overlap

The best overlap between Istanbul and Tehran working hours (09:00–17:00) is 09:30–17:00 Tehran time — that's 09:00–16:30 in Istanbul — about 7 hours 30 minutes of shared time.

Event planner

05 — Daylight saving

Does the difference change during the year?

Neither Istanbul nor Tehran observes daylight saving time, so the 30 minutes difference stays the same all year.

06 — Quick facts

At a glance

Time difference
30 minutes
Istanbul zone
Europe/Istanbul
Tehran zone
Asia/Tehran
Istanbul offset
UTC+3
Tehran offset
UTC+3:30
Istanbul DST
No
Tehran DST
No
Countries
Turkey · Iran
07 — Explore
08 — FAQ

Frequently asked

What is the time difference between Istanbul and Tehran?

Tehran is 30 minutes ahead of Istanbul right now.

Is Istanbul ahead of Tehran?

No, Istanbul is 30 minutes behind Tehran.

Do Istanbul and Tehran observe daylight saving time?

Neither Istanbul nor Tehran observes daylight saving time, so the 30 minutes difference stays the same all year.

What is the best meeting time between Istanbul and Tehran?

A good window is 09:30–17:00 in Tehran (09:00–16:30 in Istanbul), based on 09:00–17:00 working hours.