| Marion to Smolyan | 5,427.28 mi (8,734.36 km) |
| Marion to Sofia | 5,322.99 mi (8,566.53 km) |
| Marion to Sopot | 5,374.99 mi (8,650.22 km) |
| Marion to Sozopol | 5,487.59 mi (8,831.42 km) |
| Marion to Sredets | 5,474.19 mi (8,809.85 km) |
| Marion to Stamboliyski | 5,393.60 mi (8,680.15 km) |
| Marion to Stara Zagora | 5,417.05 mi (8,717.89 km) |
| Marion to Svilengrad | 5,470.11 mi (8,803.29 km) |
| Marion to Svishtov | 5,346.56 mi (8,604.46 km) |
| Marion to Targovishte | 5,406.97 mi (8,701.68 km) |
| Marion to Teteven | 5,344.80 mi (8,601.62 km) |
| Marion to Troyan | 5,362.04 mi (8,629.37 km) |
| Marion to Tryavna | 5,389.80 mi (8,674.04 km) |
| Marion to Tutrakan | 5,367.02 mi (8,637.38 km) |
| Marion to Varna | 5,453.24 mi (8,776.14 km) |
