| Guyancourt to Karlovo | 1,170.25 mi (1,883.34 km) |
| Guyancourt to Karnobat | 1,267.73 mi (2,040.22 km) |
| Guyancourt to Kavarna | 1,303.58 mi (2,097.91 km) |
| Guyancourt to Kazanlak | 1,197.52 mi (1,927.23 km) |
| Guyancourt to Knezha | 1,110.24 mi (1,786.77 km) |
| Guyancourt to Kostinbrod | 1,093.96 mi (1,760.55 km) |
| Guyancourt to Kozloduy | 1,085.85 mi (1,747.51 km) |
| Guyancourt to Kyustendil | 1,089.17 mi (1,752.85 km) |
| Guyancourt to Levski | 1,161.42 mi (1,869.12 km) |
| Guyancourt to Lom | 1,062.37 mi (1,709.72 km) |
| Guyancourt to Lovech | 1,150.13 mi (1,850.95 km) |
| Guyancourt to Lukovit | 1,123.47 mi (1,808.05 km) |
| Guyancourt to Lyaskovets | 1,195.95 mi (1,924.70 km) |
| Guyancourt to Mezdra | 1,104.30 mi (1,777.20 km) |
| Guyancourt to Momchilgrad | 1,236.05 mi (1,989.23 km) |
