Difference time between United kingdom and Iran in hours, minutes, and seconds is [ -3 hours -30 minutes ] with gregorian date today is Friday 11th of September 2026 in British local time, Where the time now in United kingdom is 16:42 PM and the time now in Iran is 20:12 PM in Iranian local time and the time comparison between United Kingdom of Great Britain & Northern Ireland and Iran in greenwich time ( GMT ) where United kingdom advanced about greenwich time ( GMT +01:00 ) while Iran advanced about greenwich time ( GMT +04:30 ).