| Southaven to Smolyan | 5,725.26 mi (9,213.91 km) |
| Southaven to Sofia | 5,621.70 mi (9,047.24 km) |
| Southaven to Sopot | 5,678.52 mi (9,138.69 km) |
| Southaven to Sozopol | 5,800.61 mi (9,335.17 km) |
| Southaven to Sredets | 5,785.07 mi (9,310.18 km) |
| Southaven to Stamboliyski | 5,693.74 mi (9,163.19 km) |
| Southaven to Stara Zagora | 5,722.73 mi (9,209.85 km) |
| Southaven to Svilengrad | 5,774.52 mi (9,293.19 km) |
| Southaven to Svishtov | 5,657.02 mi (9,104.09 km) |
| Southaven to Targovishte | 5,719.98 mi (9,205.41 km) |
| Southaven to Teteven | 5,647.94 mi (9,089.48 km) |
| Southaven to Troyan | 5,666.62 mi (9,119.54 km) |
| Southaven to Tryavna | 5,697.08 mi (9,168.57 km) |
| Southaven to Tutrakan | 5,683.99 mi (9,147.50 km) |
| Southaven to Varna | 5,770.81 mi (9,287.22 km) |
