| Belfast to Kanjiza | 1,278.26 mi (2,057.17 km) |
| Belfast to Kikinda | 1,303.32 mi (2,097.49 km) |
| Belfast to Kladovo | 1,438.34 mi (2,314.78 km) |
| Belfast to Knic | 1,397.27 mi (2,248.69 km) |
| Belfast to Knjazevac | 1,480.75 mi (2,383.04 km) |
| Belfast to Koceljeva | 1,338.15 mi (2,153.54 km) |
| Belfast to Kosjeric | 1,363.63 mi (2,194.55 km) |
| Belfast to Kovacica | 1,340.56 mi (2,157.43 km) |
| Belfast to Kovin | 1,369.43 mi (2,203.89 km) |
| Belfast to Kragujevac | 1,401.19 mi (2,255.00 km) |
| Belfast to Kraljevo | 1,405.01 mi (2,261.14 km) |
| Belfast to Krupanj | 1,326.43 mi (2,134.69 km) |
| Belfast to Krusevac | 1,435.34 mi (2,309.96 km) |
| Belfast to Kucevo | 1,407.72 mi (2,265.51 km) |
| Belfast to Kula | 1,278.22 mi (2,057.10 km) |
