| Alcanena to Smolyan | 1,747.56 mi (2,812.43 km) |
| Alcanena to Sofia | 1,671.14 mi (2,689.43 km) |
| Alcanena to Sopot | 1,743.34 mi (2,805.64 km) |
| Alcanena to Sozopol | 1,894.37 mi (3,048.70 km) |
| Alcanena to Sredets | 1,869.50 mi (3,008.66 km) |
| Alcanena to Stamboliyski | 1,735.21 mi (2,792.56 km) |
| Alcanena to Stara Zagora | 1,790.22 mi (2,881.08 km) |
| Alcanena to Svilengrad | 1,823.02 mi (2,933.87 km) |
| Alcanena to Svishtov | 1,769.67 mi (2,848.02 km) |
| Alcanena to Targovishte | 1,832.89 mi (2,949.74 km) |
| Alcanena to Teteven | 1,717.68 mi (2,764.34 km) |
| Alcanena to Troyan | 1,740.56 mi (2,801.16 km) |
| Alcanena to Tryavna | 1,780.20 mi (2,864.96 km) |
| Alcanena to Tutrakan | 1,831.48 mi (2,947.48 km) |
| Alcanena to Varna | 1,899.99 mi (3,057.73 km) |
