Iraq citizens - Ordinary and official passport holders are required to have visa to enter Turkey. Official passport holders are obliged to get their visas from the Turkish diplomatic representations abroad. Ordinary passport holders, travelling to Turkey with the flights from Bagdad, Erbil, Suleymania or Amman Airports to Istanbul Atatürk Airport or Antalya Airport, could get their visas at the Turkish border gates upon their arrival, provided that they met certain conditions. For details please contact the nearest Turkish representation.
Iraq citizens who meets the required criteria can obtain e-Visa online at Turkish Visa Application System - https://www.evisa.gov.tr/en/apply/.