| Boulogne-Billancourt to Kocaeli | 1,456.83 mi (2,344.55 km) |
| Boulogne-Billancourt to Konak | 1,428.16 mi (2,298.41 km) |
| Boulogne-Billancourt to Konakli | 1,710.92 mi (2,753.46 km) |
| Boulogne-Billancourt to Konya | 1,682.73 mi (2,708.10 km) |
| Boulogne-Billancourt to Koprukoy | 2,023.83 mi (3,257.05 km) |
| Boulogne-Billancourt to Korfez | 1,447.89 mi (2,330.15 km) |
| Boulogne-Billancourt to Korkut | 2,064.90 mi (3,323.13 km) |
| Boulogne-Billancourt to Kose | 1,914.74 mi (3,081.48 km) |
| Boulogne-Billancourt to Kovancilar | 1,978.82 mi (3,184.61 km) |
| Boulogne-Billancourt to Koyulhisar | 1,828.85 mi (2,943.25 km) |
| Boulogne-Billancourt to Kozan | 1,846.12 mi (2,971.04 km) |
| Boulogne-Billancourt to Kozlu | 1,515.12 mi (2,438.35 km) |
| Boulogne-Billancourt to Kozluk | 2,072.26 mi (3,334.98 km) |
| Boulogne-Billancourt to Kucuk Dalyan | 1,913.48 mi (3,079.45 km) |
| Boulogne-Billancourt to Kucukcekmece | 1,398.56 mi (2,250.77 km) |
