| West Monroe to Smolyan | 5,933.81 mi (9,549.55 km) |
| West Monroe to Sofia | 5,830.32 mi (9,382.99 km) |
| West Monroe to Sopot | 5,887.37 mi (9,474.81 km) |
| West Monroe to Sozopol | 6,009.84 mi (9,671.90 km) |
| West Monroe to Sredets | 5,994.23 mi (9,646.78 km) |
| West Monroe to Stamboliyski | 5,902.42 mi (9,499.03 km) |
| West Monroe to Stara Zagora | 5,931.68 mi (9,546.11 km) |
| West Monroe to Svilengrad | 5,983.39 mi (9,629.34 km) |
| West Monroe to Svishtov | 5,866.18 mi (9,440.71 km) |
| West Monroe to Targovishte | 5,929.22 mi (9,542.16 km) |
| West Monroe to Teteven | 5,856.78 mi (9,425.58 km) |
| West Monroe to Troyan | 5,875.53 mi (9,455.75 km) |
| West Monroe to Tryavna | 5,906.11 mi (9,504.96 km) |
| West Monroe to Tutrakan | 5,893.38 mi (9,484.48 km) |
| West Monroe to Varna | 5,980.20 mi (9,624.21 km) |
