Kyiv Boryspil is the county's largest international airport; it has three main passenger terminals and is the base for the country's flag carrier, Ukraine International Airlines. Other large airports in the country include those in Kharkiv, Lviv and Donetsk (now destroyed), whilst those in Dnipro and Odessa have plans for terminal upgrades in the near future. In addition to its flag carrier, Ukraine has a number of airlines including Windrose Airlines, Dniproavia, Azur Air Ukraine, and AtlasGlobal Ukraine. Antonov Airlines, a subsidiary of the Antonov Aerospace Design Bureau is the only operator of the world's largest fixed wing aircraft, the An-225.