| Conflans-Sainte-Honorine to Smolyan | 1,206.11 mi (1,941.04 km) |
| Conflans-Sainte-Honorine to Sofia | 1,105.87 mi (1,779.72 km) |
| Conflans-Sainte-Honorine to Sopot | 1,169.98 mi (1,882.90 km) |
| Conflans-Sainte-Honorine to Sozopol | 1,308.68 mi (2,106.12 km) |
| Conflans-Sainte-Honorine to Sredets | 1,288.69 mi (2,073.95 km) |
| Conflans-Sainte-Honorine to Stamboliyski | 1,178.64 mi (1,896.84 km) |
| Conflans-Sainte-Honorine to Stara Zagora | 1,217.16 mi (1,958.83 km) |
| Conflans-Sainte-Honorine to Svilengrad | 1,264.93 mi (2,035.71 km) |
| Conflans-Sainte-Honorine to Svishtov | 1,164.96 mi (1,874.82 km) |
| Conflans-Sainte-Honorine to Targovishte | 1,231.59 mi (1,982.05 km) |
| Conflans-Sainte-Honorine to Teteven | 1,139.57 mi (1,833.96 km) |
| Conflans-Sainte-Honorine to Troyan | 1,160.57 mi (1,867.76 km) |
| Conflans-Sainte-Honorine to Tryavna | 1,195.80 mi (1,924.46 km) |
| Conflans-Sainte-Honorine to Tutrakan | 1,208.67 mi (1,945.17 km) |
| Conflans-Sainte-Honorine to Varna | 1,292.36 mi (2,079.85 km) |
