MIZAN | Mostafa Roudaki: Five ATR turboprop aircraft landed in Mehrabad Airport on Sunday morning, to be added to the Iran Air�s fleet. As part of efforts to replenish ageing fleet, five new ATR 72-600 planes arrived in Urmia International Airport on Sunday, after an 8-hour flight from Toulouse of France, and after the refueling process headed� to Tehran and landed in the�Mehrabad Airport around 10 o�clock in the morning.