| Channahon to Smolyan | 5,339.06 mi (8,592.39 km) |
| Channahon to Sofia | 5,234.92 mi (8,424.80 km) |
| Channahon to Sopot | 5,288.88 mi (8,511.63 km) |
| Channahon to Sozopol | 5,405.43 mi (8,699.20 km) |
| Channahon to Sredets | 5,391.15 mi (8,676.21 km) |
| Channahon to Stamboliyski | 5,306.18 mi (8,539.47 km) |
| Channahon to Stara Zagora | 5,331.84 mi (8,580.77 km) |
| Channahon to Svilengrad | 5,384.46 mi (8,665.46 km) |
| Channahon to Svishtov | 5,263.19 mi (8,470.29 km) |
| Channahon to Targovishte | 5,324.71 mi (8,569.29 km) |
| Channahon to Teteven | 5,258.50 mi (8,462.73 km) |
| Channahon to Troyan | 5,276.33 mi (8,491.44 km) |
| Channahon to Tryavna | 5,305.20 mi (8,537.90 km) |
| Channahon to Tutrakan | 5,286.34 mi (8,507.55 km) |
| Channahon to Varna | 5,372.91 mi (8,646.87 km) |
