Route Kyahta - Ulaanbaatar (Mongolia). On the road map is shown as drive from Kyahta to Ulaanbaatar. The route along the roads schematically illustrates the line, which can be arbitrarily move to change the route. Distance from Kyahta Ulaanbaatar on the cards roads is about 218.61 miles (351.82 kilometres). Estimated time path 5 h. 22 min.