| Kyustendil to Kalisz | 689.22 mi (1,109.20 km) |
| Kyustendil to Kamien Pomorski | 884.77 mi (1,423.89 km) |
| Kyustendil to Kamienna Gora | 666.31 mi (1,072.32 km) |
| Kyustendil to Karczew | 680.41 mi (1,095.02 km) |
| Kyustendil to Kartuzy | 857.24 mi (1,379.60 km) |
| Kyustendil to Katowice | 578.54 mi (931.07 km) |
| Kyustendil to Kedzierzyn-Kozle | 596.73 mi (960.34 km) |
| Kyustendil to Kepno | 660.05 mi (1,062.25 km) |
| Kyustendil to Ketrzyn | 817.46 mi (1,315.58 km) |
| Kyustendil to Kety | 551.70 mi (887.87 km) |
| Kyustendil to Kielce | 601.44 mi (967.92 km) |
| Kyustendil to Kielczow | 664.77 mi (1,069.84 km) |
| Kyustendil to Klobuck | 622.29 mi (1,001.48 km) |
| Kyustendil to Klodzko | 631.84 mi (1,016.85 km) |
| Kyustendil to Kluczbork | 637.07 mi (1,025.26 km) |
