| Bydgoszcz to Kobarid | 514.30 mi (827.68 km) |
| Bydgoszcz to Kobilje | 450.50 mi (725.01 km) |
| Bydgoszcz to Kocevje | 535.57 mi (861.92 km) |
| Bydgoszcz to Komen | 539.41 mi (868.10 km) |
| Bydgoszcz to Komenda | 502.05 mi (807.97 km) |
| Bydgoszcz to Koper | 557.07 mi (896.52 km) |
| Bydgoszcz to Kostanjevica na Krki | 515.73 mi (829.98 km) |
| Bydgoszcz to Kostel | 543.98 mi (875.46 km) |
| Bydgoszcz to Kozje | 499.01 mi (803.07 km) |
| Bydgoszcz to Kranj | 502.75 mi (809.10 km) |
| Bydgoszcz to Kranjska Gora | 495.32 mi (797.14 km) |
| Bydgoszcz to Krizevci | 460.65 mi (741.34 km) |
| Bydgoszcz to Krsko | 508.14 mi (817.76 km) |
| Bydgoszcz to Kuzma | 442.73 mi (712.50 km) |
| Bydgoszcz to Lasko | 496.79 mi (799.50 km) |
