| Aylesbury to Smolyan | 1,389.80 mi (2,236.67 km) |
| Aylesbury to Sofia | 1,286.85 mi (2,070.99 km) |
| Aylesbury to Sopot | 1,346.35 mi (2,166.74 km) |
| Aylesbury to Sozopol | 1,476.82 mi (2,376.71 km) |
| Aylesbury to Sredets | 1,458.92 mi (2,347.90 km) |
| Aylesbury to Stamboliyski | 1,359.34 mi (2,187.64 km) |
| Aylesbury to Stara Zagora | 1,391.98 mi (2,240.17 km) |
| Aylesbury to Svilengrad | 1,442.37 mi (2,321.27 km) |
| Aylesbury to Svishtov | 1,332.02 mi (2,143.68 km) |
| Aylesbury to Targovishte | 1,397.37 mi (2,248.85 km) |
| Aylesbury to Teteven | 1,315.69 mi (2,117.39 km) |
| Aylesbury to Troyan | 1,335.37 mi (2,149.07 km) |
| Aylesbury to Tryavna | 1,368.05 mi (2,201.66 km) |
| Aylesbury to Tutrakan | 1,368.08 mi (2,201.71 km) |
| Aylesbury to Varna | 1,454.06 mi (2,340.08 km) |
