| Aves to Smolyan | 1,696.86 mi (2,730.83 km) |
| Aves to Sofia | 1,615.14 mi (2,599.32 km) |
| Aves to Sopot | 1,687.04 mi (2,715.03 km) |
| Aves to Sozopol | 1,837.85 mi (2,957.73 km) |
| Aves to Sredets | 1,813.55 mi (2,918.63 km) |
| Aves to Stamboliyski | 1,681.71 mi (2,706.45 km) |
| Aves to Stara Zagora | 1,734.62 mi (2,791.61 km) |
| Aves to Svilengrad | 1,770.49 mi (2,849.33 km) |
| Aves to Svishtov | 1,708.21 mi (2,749.10 km) |
| Aves to Targovishte | 1,772.83 mi (2,853.09 km) |
| Aves to Teteven | 1,660.18 mi (2,671.80 km) |
| Aves to Troyan | 1,683.06 mi (2,708.62 km) |
| Aves to Tryavna | 1,722.48 mi (2,772.06 km) |
| Aves to Tutrakan | 1,767.52 mi (2,844.55 km) |
| Aves to Varna | 1,839.57 mi (2,960.50 km) |
