Iran vs Vienna — time difference
Iran is 1 hour 30 minutes ahead of Vienna. At noon in Iran, your contact in Vienna sees 10:00.
Iran is in the Asia/Tehran timezone. Vienna is in Europe/Vienna. The difference is 1.5 hours 30 minutes.
Shared working hours
Iran and Vienna share 6.5 hours of overlapping business hours daily — enough for real-time collaboration without anyone joining at odd hours.
00:0006:0012:0018:0024:00
Recommended meeting windows
Both Iran and Vienna are in standard hours simultaneously for 6.5h per day. 3 recommended slots shown below.
11:00 Tehran / 09:00 Vienna✓ Both working
12:00 Tehran / 10:00 Vienna✓ Both working
13:00 Tehran / 11:00 Vienna✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Public holidays for both locations
Iran
No upcoming public holidays this year.
Vienna5 holidays
Oct 26National HolidaySOON
Nov 1All Saints' DaySOON
Dec 8Immaculate Conception
Dec 25Christmas Day
Dec 26St. Stephen's Day
Scheduling between Iran and Vienna
Iran (Iran) leads Vienna (Austria) by 1.5 hours. Despite the gap, a 6.5-hour window of shared business hours each day keeps real-time collaboration practical for both sides.
💡 Scheduling tips for these locations
✅11:00–12:00 in Iran = 09:00–10:00 in Vienna. Both sides are in standard business hours during this window.
✅12:00–13:00 in Iran = 10:00–11:00 in Vienna. Both sides are in standard business hours during this window.
✅13:00–14:00 in Iran = 11:00–12:00 in Vienna. Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Get the Extension — Free →Use the time slider above to find the exact equivalent time for any moment in Iran. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
