Khanbumbat Airport (Mongolian: Ханбумбат нисэх буудал, also Oyu Tolgoi Airport) is an airport in Khanbogd, Ömnögovi, Mongolia. The airport's construction was funded by the adjacent Oyu Tolgoi mine. It is the second airport in passenger traffic in Mongolia after Chinggis Khaan International Airport. The airport serves nearly 100,000 passengers annually.