| Bel Air South to Smolyan | 4,962.49 mi (7,986.36 km) |
| Bel Air South to Sofia | 4,860.13 mi (7,821.63 km) |
| Bel Air South to Sopot | 4,920.17 mi (7,918.25 km) |
| Bel Air South to Sozopol | 5,048.87 mi (8,125.38 km) |
| Bel Air South to Sredets | 5,031.73 mi (8,097.79 km) |
| Bel Air South to Stamboliyski | 4,932.76 mi (7,938.51 km) |
| Bel Air South to Stara Zagora | 4,965.73 mi (7,991.58 km) |
| Bel Air South to Svilengrad | 5,016.19 mi (8,072.78 km) |
| Bel Air South to Svishtov | 4,904.25 mi (7,892.63 km) |
| Bel Air South to Targovishte | 4,968.82 mi (7,996.55 km) |
| Bel Air South to Teteven | 4,889.51 mi (7,868.91 km) |
| Bel Air South to Troyan | 4,909.16 mi (7,900.52 km) |
| Bel Air South to Tryavna | 4,941.51 mi (7,952.59 km) |
| Bel Air South to Tutrakan | 4,936.42 mi (7,944.40 km) |
| Bel Air South to Varna | 5,023.09 mi (8,083.88 km) |
