Baruun Urt Airport — , Mongolia

Baruun Urt Airport, coded UUN, serves the town of Baruun Urt, the administrative center of Sükhbaatar Province in eastern Mongolia's vast steppe region. This remote airport connects local herders, government officials, and traders to Ulaanbaatar, offering a considerably faster alternative to the long overland journey across Mongolia's sparsely populated eastern grasslands. UUN's runway and facilities remain basic, consistent with the low passenger volumes typical of Mongolia's provincial airports, yet the airport plays an outsized role in a region where distances between settlements are immense and infrastructure is limited. Surrounded by open steppe and traditional nomadic herding communities, UUN exemplifies how modest aviation infrastructure sustains connectivity across Mongolia's remote eastern territories.