Zagros Airlines is one of the leading Iranian Airlines that started operating in Arvand Free Zone in 2005. Zagros commenced operations with only two Topalov aircraft, however, they have expanded their fleet to include four Airbus 3, 320 and 321 aircraft and a Boeing MD. Zagros was the first Iranian airline to operate an Airbus in Iran. Zagros Airlines handles an average of three million people a year. The company is active in various domestic and foreign routes. The domestic routes of this aircraft include Tehran, Mashhad, Kish, Shiraz, Yazd, Isfahan, Abadan, Ahvaz, Bushehr, Qeshm, Mahshahr, Kerman, Kermanshah, Shahrekord and Rasht. The first international route was to Syria however now Zagros Airlines also operates daily flights between Istanbul and Tbilisi. Zagros air catering is one of the largest and most equipped catering companies in the country. In addition to supplying more than 3,500 food presses for Zagros flights, it is also ready to supply food to other companies. All domestic flights of Zagros Airlines are operated from Terminal One of Mehrabad Airport. The airline has a payload of 20kg for domestic flights and 25kg for foreign flights.