| Akron to Smolyan | 5,100.62 mi (8,208.66 km) |
| Akron to Sofia | 4,997.12 mi (8,042.09 km) |
| Akron to Sopot | 5,054.22 mi (8,133.98 km) |
| Akron to Sozopol | 5,177.08 mi (8,331.71 km) |
| Akron to Sredets | 5,161.34 mi (8,306.38 km) |
| Akron to Stamboliyski | 5,069.22 mi (8,158.13 km) |
| Akron to Stara Zagora | 5,098.57 mi (8,205.35 km) |
| Akron to Svilengrad | 5,150.24 mi (8,288.51 km) |
| Akron to Svishtov | 5,033.31 mi (8,100.33 km) |
| Akron to Targovishte | 5,096.50 mi (8,202.02 km) |
| Akron to Teteven | 5,023.62 mi (8,084.74 km) |
| Akron to Troyan | 5,042.40 mi (8,114.95 km) |
| Akron to Tryavna | 5,073.06 mi (8,164.31 km) |
| Akron to Tutrakan | 5,061.01 mi (8,144.91 km) |
| Akron to Varna | 5,147.84 mi (8,284.65 km) |
