Also known as: IT – Iran Time
No locations currently on IRST. Would you like to see IRDT?
Iran Standard Time (IRST) is 3:30 hours ahead of Coordinated Universal Time (UTC). This time zone is in use during standard time in: Asia. Iran Standard Time is a half-hour time zone. Its local time differs by 30 minutes instead of the normal whole hour.
Where and When is IRST Observed?
Time zones by continent/region
- Central America
- Indian Ocean
- North America
- South America