| Ploiesti to Kobarid | 607.73 mi (978.05 km) |
| Ploiesti to Kobilje | 478.67 mi (770.34 km) |
| Ploiesti to Kocevje | 544.32 mi (876.00 km) |
| Ploiesti to Komen | 598.04 mi (962.46 km) |
| Ploiesti to Komenda | 561.72 mi (904.01 km) |
| Ploiesti to Koper | 598.72 mi (963.54 km) |
| Ploiesti to Kostanjevica na Krki | 517.59 mi (832.98 km) |
| Ploiesti to Kostel | 541.77 mi (871.89 km) |
| Ploiesti to Kozje | 512.28 mi (824.44 km) |
| Ploiesti to Kranj | 570.08 mi (917.46 km) |
| Ploiesti to Kranjska Gora | 599.22 mi (964.34 km) |
| Ploiesti to Krizevci | 489.09 mi (787.12 km) |
| Ploiesti to Krsko | 515.23 mi (829.18 km) |
| Ploiesti to Kuzma | 495.19 mi (796.92 km) |
| Ploiesti to Lasko | 528.08 mi (849.86 km) |
