| Amherst to Smolyan | 5,113.25 mi (8,228.99 km) |
| Amherst to Sofia | 5,009.62 mi (8,062.20 km) |
| Amherst to Sopot | 5,066.23 mi (8,153.30 km) |
| Amherst to Sozopol | 5,188.13 mi (8,349.49 km) |
| Amherst to Sredets | 5,172.61 mi (8,324.51 km) |
| Amherst to Stamboliyski | 5,081.60 mi (8,178.05 km) |
| Amherst to Stara Zagora | 5,110.37 mi (8,224.35 km) |
| Amherst to Svilengrad | 5,162.21 mi (8,307.77 km) |
| Amherst to Svishtov | 5,044.55 mi (8,118.43 km) |
| Amherst to Targovishte | 5,107.50 mi (8,219.72 km) |
| Amherst to Teteven | 5,035.65 mi (8,104.10 km) |
| Amherst to Troyan | 5,054.29 mi (8,134.09 km) |
| Amherst to Tryavna | 5,084.68 mi (8,182.99 km) |
| Amherst to Tutrakan | 5,071.54 mi (8,161.86 km) |
| Amherst to Varna | 5,158.37 mi (8,301.59 km) |
