| Houston to Kanjiza | 5,825.48 mi (9,375.20 km) |
| Houston to Kikinda | 5,850.55 mi (9,415.55 km) |
| Houston to Kladovo | 5,985.59 mi (9,632.88 km) |
| Houston to Knic | 5,943.17 mi (9,564.61 km) |
| Houston to Knjazevac | 6,027.80 mi (9,700.81 km) |
| Houston to Koceljeva | 5,884.08 mi (9,469.51 km) |
| Houston to Kosjeric | 5,908.40 mi (9,508.65 km) |
| Houston to Kovacica | 5,888.03 mi (9,475.88 km) |
| Houston to Kovin | 5,916.83 mi (9,522.22 km) |
| Houston to Kragujevac | 5,947.60 mi (9,571.74 km) |
| Houston to Kraljevo | 5,950.35 mi (9,576.17 km) |
| Houston to Krupanj | 5,871.33 mi (9,449.00 km) |
| Houston to Krusevac | 5,981.33 mi (9,626.02 km) |
| Houston to Kucevo | 5,955.18 mi (9,583.94 km) |
| Houston to Kula | 5,825.65 mi (9,375.47 km) |
