| Saint-Hilaire-de-Riez to Smolyan | 1,360.52 mi (2,189.55 km) |
| Saint-Hilaire-de-Riez to Sofia | 1,265.93 mi (2,037.32 km) |
| Saint-Hilaire-de-Riez to Sopot | 1,334.36 mi (2,147.45 km) |
| Saint-Hilaire-de-Riez to Sozopol | 1,479.96 mi (2,381.77 km) |
| Saint-Hilaire-de-Riez to Sredets | 1,458.00 mi (2,346.42 km) |
| Saint-Hilaire-de-Riez to Stamboliyski | 1,337.52 mi (2,152.54 km) |
| Saint-Hilaire-de-Riez to Stara Zagora | 1,382.47 mi (2,224.87 km) |
| Saint-Hilaire-de-Riez to Svilengrad | 1,426.24 mi (2,295.31 km) |
| Saint-Hilaire-de-Riez to Svishtov | 1,339.86 mi (2,156.30 km) |
| Saint-Hilaire-de-Riez to Targovishte | 1,406.63 mi (2,263.76 km) |
| Saint-Hilaire-de-Riez to Teteven | 1,304.87 mi (2,099.99 km) |
| Saint-Hilaire-de-Riez to Troyan | 1,326.99 mi (2,135.59 km) |
| Saint-Hilaire-de-Riez to Tryavna | 1,364.48 mi (2,195.92 km) |
| Saint-Hilaire-de-Riez to Tutrakan | 1,390.47 mi (2,237.74 km) |
| Saint-Hilaire-de-Riez to Varna | 1,470.56 mi (2,366.64 km) |
