| Benbrook to Smolyan | 6,126.55 mi (9,859.74 km) |
| Benbrook to Sofia | 6,022.46 mi (9,692.21 km) |
| Benbrook to Sopot | 6,076.68 mi (9,779.47 km) |
| Benbrook to Sozopol | 6,193.39 mi (9,967.29 km) |
| Benbrook to Sredets | 6,179.11 mi (9,944.31 km) |
| Benbrook to Stamboliyski | 6,093.81 mi (9,807.03 km) |
| Benbrook to Stara Zagora | 6,119.72 mi (9,848.73 km) |
| Benbrook to Svilengrad | 6,172.30 mi (9,933.35 km) |
| Benbrook to Svishtov | 6,051.15 mi (9,738.39 km) |
| Benbrook to Targovishte | 6,112.67 mi (9,837.39 km) |
| Benbrook to Teteven | 6,046.27 mi (9,730.54 km) |
| Benbrook to Troyan | 6,064.17 mi (9,759.33 km) |
| Benbrook to Tryavna | 6,093.12 mi (9,805.92 km) |
| Benbrook to Tutrakan | 6,074.23 mi (9,775.53 km) |
| Benbrook to Varna | 6,160.78 mi (9,914.82 km) |
