| Harwich to Kanjiza | 939.40 mi (1,511.82 km) |
| Harwich to Kikinda | 964.28 mi (1,551.85 km) |
| Harwich to Kladovo | 1,098.80 mi (1,768.35 km) |
| Harwich to Knic | 1,052.31 mi (1,693.53 km) |
| Harwich to Knjazevac | 1,137.38 mi (1,830.44 km) |
| Harwich to Koceljeva | 993.22 mi (1,598.43 km) |
| Harwich to Kosjeric | 1,017.72 mi (1,637.86 km) |
| Harwich to Kovacica | 999.02 mi (1,607.78 km) |
| Harwich to Kovin | 1,027.29 mi (1,653.26 km) |
| Harwich to Kragujevac | 1,056.81 mi (1,700.78 km) |
| Harwich to Kraljevo | 1,059.54 mi (1,705.17 km) |
| Harwich to Krupanj | 980.60 mi (1,578.12 km) |
| Harwich to Krusevac | 1,090.47 mi (1,754.94 km) |
| Harwich to Kucevo | 1,065.97 mi (1,715.51 km) |
| Harwich to Kula | 936.39 mi (1,506.97 km) |
