| Orsay to Karlovo | 1,164.10 mi (1,873.43 km) |
| Orsay to Karnobat | 1,261.75 mi (2,030.59 km) |
| Orsay to Kavarna | 1,297.87 mi (2,088.72 km) |
| Orsay to Kazanlak | 1,191.41 mi (1,917.39 km) |
| Orsay to Knezha | 1,104.21 mi (1,777.06 km) |
| Orsay to Kostinbrod | 1,087.70 mi (1,750.49 km) |
| Orsay to Kozloduy | 1,079.86 mi (1,737.86 km) |
| Orsay to Kyustendil | 1,082.77 mi (1,742.54 km) |
| Orsay to Levski | 1,155.44 mi (1,859.50 km) |
| Orsay to Lom | 1,056.34 mi (1,700.02 km) |
| Orsay to Lovech | 1,144.07 mi (1,841.20 km) |
| Orsay to Lukovit | 1,117.37 mi (1,798.24 km) |
| Orsay to Lyaskovets | 1,189.97 mi (1,915.06 km) |
| Orsay to Mezdra | 1,098.16 mi (1,767.32 km) |
| Orsay to Momchilgrad | 1,229.74 mi (1,979.07 km) |
