| Boulogne-sur-Mer to Kerepestarcsa | 825.24 mi (1,328.09 km) |
| Boulogne-sur-Mer to Keszthely | 761.08 mi (1,224.84 km) |
| Boulogne-sur-Mer to Kiskoros | 852.13 mi (1,371.37 km) |
| Boulogne-sur-Mer to Kiskunfelegyhaza | 873.82 mi (1,406.28 km) |
| Boulogne-sur-Mer to Kiskunhalas | 866.60 mi (1,394.66 km) |
| Boulogne-sur-Mer to Kiskunlachaza | 823.90 mi (1,325.94 km) |
| Boulogne-sur-Mer to Kiskunmajsa | 875.35 mi (1,408.74 km) |
| Boulogne-sur-Mer to Kisujszallas | 898.98 mi (1,446.78 km) |
| Boulogne-sur-Mer to Kisvarda | 932.07 mi (1,500.03 km) |
| Boulogne-sur-Mer to Komarom | 771.07 mi (1,240.92 km) |
| Boulogne-sur-Mer to Komlo | 822.32 mi (1,323.39 km) |
| Boulogne-sur-Mer to Kormend | 726.50 mi (1,169.18 km) |
| Boulogne-sur-Mer to Koszeg | 713.27 mi (1,147.89 km) |
| Boulogne-sur-Mer to Lajosmizse | 852.02 mi (1,371.20 km) |
| Boulogne-sur-Mer to Maglod | 831.80 mi (1,338.66 km) |
