| Amstetten to Sofia | 554.92 mi (893.05 km) |
| Amstetten to Sopot | 609.67 mi (981.17 km) |
| Amstetten to Sozopol | 736.50 mi (1,185.28 km) |
| Amstetten to Sredets | 718.99 mi (1,157.10 km) |
| Amstetten to Stamboliyski | 626.02 mi (1,007.48 km) |
| Amstetten to Stara Zagora | 654.04 mi (1,052.57 km) |
| Amstetten to Svilengrad | 705.66 mi (1,135.64 km) |
| Amstetten to Svishtov | 591.73 mi (952.30 km) |
| Amstetten to Targovishte | 656.93 mi (1,057.23 km) |
| Amstetten to Teteven | 579.11 mi (931.99 km) |
| Amstetten to Troyan | 597.80 mi (962.06 km) |
| Amstetten to Tryavna | 629.02 mi (1,012.32 km) |
| Amstetten to Tutrakan | 628.41 mi (1,011.33 km) |
| Amstetten to Varna | 713.99 mi (1,149.06 km) |
| Amstetten to Veliki Preslav | 669.88 mi (1,078.07 km) |
