| Alavus to Smolyan | 1,452.22 mi (2,337.12 km) |
| Alavus to Sofia | 1,374.43 mi (2,211.94 km) |
| Alavus to Sopot | 1,378.61 mi (2,218.65 km) |
| Alavus to Sozopol | 1,403.83 mi (2,259.24 km) |
| Alavus to Sredets | 1,406.16 mi (2,262.99 km) |
| Alavus to Stamboliyski | 1,414.03 mi (2,275.67 km) |
| Alavus to Stara Zagora | 1,395.27 mi (2,245.46 km) |
| Alavus to Svilengrad | 1,442.75 mi (2,321.88 km) |
| Alavus to Svishtov | 1,312.90 mi (2,112.91 km) |
| Alavus to Targovishte | 1,341.74 mi (2,159.33 km) |
| Alavus to Teteven | 1,359.67 mi (2,188.17 km) |
| Alavus to Troyan | 1,362.45 mi (2,192.65 km) |
| Alavus to Tryavna | 1,364.99 mi (2,196.74 km) |
| Alavus to Tutrakan | 1,286.74 mi (2,070.81 km) |
| Alavus to Varna | 1,349.91 mi (2,172.46 km) |
