| Boulogne-Billancourt to Kerepestarcsa | 787.42 mi (1,267.23 km) |
| Boulogne-Billancourt to Keszthely | 709.70 mi (1,142.15 km) |
| Boulogne-Billancourt to Kiskoros | 804.93 mi (1,295.41 km) |
| Boulogne-Billancourt to Kiskunfelegyhaza | 828.91 mi (1,334.00 km) |
| Boulogne-Billancourt to Kiskunhalas | 818.13 mi (1,316.66 km) |
| Boulogne-Billancourt to Kiskunlachaza | 781.87 mi (1,258.30 km) |
| Boulogne-Billancourt to Kiskunmajsa | 828.12 mi (1,332.72 km) |
| Boulogne-Billancourt to Kisujszallas | 861.16 mi (1,385.90 km) |
| Boulogne-Billancourt to Kisvarda | 906.40 mi (1,458.71 km) |
| Boulogne-Billancourt to Komarom | 732.78 mi (1,179.30 km) |
| Boulogne-Billancourt to Komlo | 768.03 mi (1,236.03 km) |
| Boulogne-Billancourt to Kormend | 675.88 mi (1,087.72 km) |
| Boulogne-Billancourt to Koszeg | 666.82 mi (1,073.14 km) |
| Boulogne-Billancourt to Lajosmizse | 809.54 mi (1,302.82 km) |
| Boulogne-Billancourt to Maglod | 793.10 mi (1,276.37 km) |
