Masoud Mujarradi, head of the Organization for Hajj and Pilgrimage of Iran, said that two men and a woman aged over 60 died in their journey to Mecca in Saudi Arabia, Trend reports.
He clarified that two pilgrims will be moved to Iran and one will be buried in Mecca.
35,000 Iranian pilgrims, half of the pilgrims Iran plans to send to Islam's holiest city, have already arrived in Mecca.