Difference time between Iceland and Cuba in hours, minutes, and seconds is [ +4 hours ] with gregorian date today is Saturday 21st of March 2026 in Icelandic local time, Where the time now in Iceland is 00:13 AM and the time now in Cuba is 20:13 PM in Cuban local time and the time comparison between Republic of Iceland and Cuba in greenwich time ( GMT ) where Iceland advanced about greenwich time ( GMT +00:00 ) while Cuba late for greenwich time ( GMT -04:00 ).