| Christiansburg to Smolyan | 5,237.05 mi (8,428.21 km) |
| Christiansburg to Sofia | 5,134.58 mi (8,263.30 km) |
| Christiansburg to Sopot | 5,194.36 mi (8,359.52 km) |
| Christiansburg to Sozopol | 5,322.48 mi (8,565.71 km) |
| Christiansburg to Sredets | 5,305.50 mi (8,538.37 km) |
| Christiansburg to Stamboliyski | 5,207.17 mi (8,380.13 km) |
| Christiansburg to Stara Zagora | 5,239.82 mi (8,432.67 km) |
| Christiansburg to Svilengrad | 5,290.40 mi (8,514.08 km) |
| Christiansburg to Svishtov | 5,177.92 mi (8,333.06 km) |
| Christiansburg to Targovishte | 5,242.35 mi (8,436.75 km) |
| Christiansburg to Teteven | 5,163.70 mi (8,310.18 km) |
| Christiansburg to Troyan | 5,183.27 mi (8,341.66 km) |
| Christiansburg to Tryavna | 5,215.46 mi (8,393.47 km) |
| Christiansburg to Tutrakan | 5,209.56 mi (8,383.97 km) |
| Christiansburg to Varna | 5,296.27 mi (8,523.53 km) |
