Route Hromtau (Kazakhstan) - Orsk. On the road map is shown as drive from Hromtau to Orsk. The route along the roads schematically illustrates the line, which can be arbitrarily move to change the route. Distance from Hromtau Orsk on the cards roads is about 89.3 miles (143.72 kilometres). Estimated time path 2 h. 58 min.