Tehran to Istanbul time converter
Istanbul is 30 minutes behind Tehran. When it is 9:00 AM in Tehran, it is 8:30 AM in Istanbul.
4:28 PM in Tehran, Sunday, October 18, 2026
Shared working hours (9:00–18:00)
Tehran to Istanbul conversion table
Every hour of today in Tehran and the matching time in Istanbul. Light rows are typical working hours (9:00–18:00).
| Tehran | Istanbul |
|---|---|
| 12:00 AM | 11:30 PM−1 day |
| 1:00 AM | 12:30 AM |
| 2:00 AM | 1:30 AM |
| 3:00 AM | 2:30 AM |
| 4:00 AM | 3:30 AM |
| 5:00 AM | 4:30 AM |
| 6:00 AM | 5:30 AM |
| 7:00 AM | 6:30 AM |
| 8:00 AM | 7:30 AM |
| 9:00 AM | 8:30 AM |
| 10:00 AM | 9:30 AM |
| 11:00 AM | 10:30 AM |
| 12:00 PM | 11:30 AM |
| 1:00 PM | 12:30 PM |
| 2:00 PM | 1:30 PM |
| 3:00 PM | 2:30 PM |
| 4:00 PM | 3:30 PM |
| 5:00 PM | 4:30 PM |
| 6:00 PM | 5:30 PM |
| 7:00 PM | 6:30 PM |
| 8:00 PM | 7:30 PM |
| 9:00 PM | 8:30 PM |
| 10:00 PM | 9:30 PM |
| 11:00 PM | 10:30 PM |
Best time to call or meet
Both sides are at work from 9:30 AM – 6:00 PM in Tehran (9:00 AM – 5:30 PM in Istanbul).
Daylight saving time and the difference
The difference stays 30 minutes all year.
Distance
Tehran and Istanbul are 2,040 km (1,268 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Tehran and Istanbul?
Istanbul is 30 minutes behind Tehran.
What time is it in Istanbul when it is 9 AM in Tehran?
When it is 9:00 AM in Tehran, it is 8:30 AM in Istanbul.
When is the best time to call Istanbul from Tehran?
Both sides are at work from 9:30 AM – 6:00 PM in Tehran (9:00 AM – 5:30 PM in Istanbul).
Does the time difference between Tehran and Istanbul change?
No. The difference stays 30 minutes all year.