| Middleburg Heights to Smolyan | 5,098.70 mi (8,205.57 km) |
| Middleburg Heights to Sofia | 4,995.12 mi (8,038.86 km) |
| Middleburg Heights to Sopot | 5,051.92 mi (8,130.27 km) |
| Middleburg Heights to Sozopol | 5,174.20 mi (8,327.07 km) |
| Middleburg Heights to Sredets | 5,158.60 mi (8,301.96 km) |
| Middleburg Heights to Stamboliyski | 5,067.15 mi (8,154.79 km) |
| Middleburg Heights to Stara Zagora | 5,096.14 mi (8,201.45 km) |
| Middleburg Heights to Svilengrad | 5,147.92 mi (8,284.77 km) |
| Middleburg Heights to Svishtov | 5,030.55 mi (8,095.89 km) |
| Middleburg Heights to Targovishte | 5,093.59 mi (8,197.34 km) |
| Middleburg Heights to Teteven | 5,021.34 mi (8,081.06 km) |
| Middleburg Heights to Troyan | 5,040.02 mi (8,111.13 km) |
| Middleburg Heights to Tryavna | 5,070.52 mi (8,160.22 km) |
| Middleburg Heights to Tutrakan | 5,057.82 mi (8,139.78 km) |
| Middleburg Heights to Varna | 5,144.65 mi (8,279.51 km) |
