| Hays to Smolyan | 5,858.30 mi (9,428.02 km) |
| Hays to Sofia | 5,754.03 mi (9,260.22 km) |
| Hays to Sopot | 5,803.83 mi (9,340.36 km) |
| Hays to Sozopol | 5,911.79 mi (9,514.10 km) |
| Hays to Sredets | 5,899.42 mi (9,494.20 km) |
| Hays to Stamboliyski | 5,823.81 mi (9,372.52 km) |
| Hays to Stara Zagora | 5,844.81 mi (9,406.31 km) |
| Hays to Svilengrad | 5,898.26 mi (9,492.33 km) |
| Hays to Svishtov | 5,772.42 mi (9,289.81 km) |
| Hays to Targovishte | 5,831.44 mi (9,384.80 km) |
| Hays to Teteven | 5,773.89 mi (9,292.18 km) |
| Hays to Troyan | 5,790.47 mi (9,318.85 km) |
| Hays to Tryavna | 5,816.94 mi (9,361.45 km) |
| Hays to Tutrakan | 5,789.74 mi (9,317.69 km) |
| Hays to Varna | 5,875.37 mi (9,455.50 km) |
