| Andover to Smolyan | 1,403.04 mi (2,257.97 km) |
| Andover to Sofia | 1,300.78 mi (2,093.41 km) |
| Andover to Sopot | 1,361.77 mi (2,191.56 km) |
| Andover to Sozopol | 1,494.80 mi (2,405.64 km) |
| Andover to Sredets | 1,476.29 mi (2,375.86 km) |
| Andover to Stamboliyski | 1,373.47 mi (2,210.38 km) |
| Andover to Stara Zagora | 1,407.93 mi (2,265.84 km) |
| Andover to Svilengrad | 1,457.61 mi (2,345.80 km) |
| Andover to Svishtov | 1,350.07 mi (2,172.73 km) |
| Andover to Targovishte | 1,415.88 mi (2,278.64 km) |
| Andover to Teteven | 1,331.13 mi (2,142.25 km) |
| Andover to Troyan | 1,351.24 mi (2,174.61 km) |
| Andover to Tryavna | 1,384.71 mi (2,228.47 km) |
| Andover to Tutrakan | 1,388.22 mi (2,234.13 km) |
| Andover to Varna | 1,473.75 mi (2,371.77 km) |
