| Boadilla del Monte to Kanjiza | 1,260.56 mi (2,028.67 km) |
| Boadilla del Monte to Kikinda | 1,277.04 mi (2,055.20 km) |
| Boadilla del Monte to Kladovo | 1,373.27 mi (2,210.07 km) |
| Boadilla del Monte to Knic | 1,277.62 mi (2,056.14 km) |
| Boadilla del Monte to Knjazevac | 1,362.76 mi (2,193.14 km) |
| Boadilla del Monte to Koceljeva | 1,235.07 mi (1,987.65 km) |
| Boadilla del Monte to Kosjeric | 1,238.17 mi (1,992.64 km) |
| Boadilla del Monte to Kovacica | 1,279.03 mi (2,058.40 km) |
| Boadilla del Monte to Kovin | 1,293.51 mi (2,081.71 km) |
| Boadilla del Monte to Kragujevac | 1,288.98 mi (2,074.41 km) |
| Boadilla del Monte to Kraljevo | 1,275.65 mi (2,052.96 km) |
| Boadilla del Monte to Krupanj | 1,212.80 mi (1,951.82 km) |
| Boadilla del Monte to Krusevac | 1,307.38 mi (2,104.03 km) |
| Boadilla del Monte to Kucevo | 1,326.58 mi (2,134.92 km) |
| Boadilla del Monte to Kula | 1,230.93 mi (1,980.98 km) |
