| Le Portel to Smolyan | 1,266.21 mi (2,037.77 km) |
| Le Portel to Sofia | 1,163.79 mi (1,872.94 km) |
| Le Portel to Sopot | 1,224.55 mi (1,970.72 km) |
| Le Portel to Sozopol | 1,357.50 mi (2,184.69 km) |
| Le Portel to Sredets | 1,338.98 mi (2,154.87 km) |
| Le Portel to Stamboliyski | 1,236.44 mi (1,989.87 km) |
| Le Portel to Stara Zagora | 1,270.66 mi (2,044.93 km) |
| Le Portel to Svilengrad | 1,320.42 mi (2,125.01 km) |
| Le Portel to Svishtov | 1,212.79 mi (1,951.79 km) |
| Le Portel to Targovishte | 1,278.62 mi (2,057.75 km) |
| Le Portel to Teteven | 1,193.91 mi (1,921.41 km) |
| Le Portel to Troyan | 1,213.97 mi (1,953.70 km) |
| Le Portel to Tryavna | 1,247.40 mi (2,007.50 km) |
| Le Portel to Tutrakan | 1,251.21 mi (2,013.62 km) |
| Le Portel to Varna | 1,336.64 mi (2,151.11 km) |
