| Breuillet to Smolyan | 1,194.67 mi (1,922.63 km) |
| Breuillet to Sofia | 1,095.17 mi (1,762.51 km) |
| Breuillet to Sopot | 1,160.10 mi (1,867.00 km) |
| Breuillet to Sozopol | 1,300.18 mi (2,092.44 km) |
| Breuillet to Sredets | 1,279.82 mi (2,059.67 km) |
| Breuillet to Stamboliyski | 1,167.87 mi (1,879.51 km) |
| Breuillet to Stara Zagora | 1,207.51 mi (1,943.30 km) |
| Breuillet to Svilengrad | 1,254.68 mi (2,019.21 km) |
| Breuillet to Svishtov | 1,156.92 mi (1,861.88 km) |
| Breuillet to Targovishte | 1,223.67 mi (1,969.30 km) |
| Breuillet to Teteven | 1,129.80 mi (1,818.24 km) |
| Breuillet to Troyan | 1,151.02 mi (1,852.39 km) |
| Breuillet to Tryavna | 1,186.70 mi (1,909.81 km) |
| Breuillet to Tutrakan | 1,201.98 mi (1,934.40 km) |
| Breuillet to Varna | 1,285.09 mi (2,068.16 km) |
