| Retie to Sofia | 1,040.16 mi (1,673.97 km) |
| Retie to Sopot | 1,097.41 mi (1,766.11 km) |
| Retie to Sozopol | 1,224.79 mi (1,971.11 km) |
| Retie to Sredets | 1,207.52 mi (1,943.32 km) |
| Retie to Stamboliyski | 1,112.15 mi (1,789.83 km) |
| Retie to Stara Zagora | 1,142.29 mi (1,838.33 km) |
| Retie to Svilengrad | 1,193.48 mi (1,920.72 km) |
| Retie to Svishtov | 1,080.10 mi (1,738.25 km) |
| Retie to Targovishte | 1,144.94 mi (1,842.60 km) |
| Retie to Teteven | 1,066.78 mi (1,716.81 km) |
| Retie to Troyan | 1,085.89 mi (1,747.56 km) |
| Retie to Tryavna | 1,117.55 mi (1,798.52 km) |
| Retie to Tutrakan | 1,114.35 mi (1,793.38 km) |
| Retie to Varna | 1,200.61 mi (1,932.19 km) |
| Retie to Veliki Preslav | 1,157.82 mi (1,863.34 km) |
