| Ashton to Smolyan | 1,482.45 mi (2,385.77 km) |
| Ashton to Sofia | 1,378.63 mi (2,218.69 km) |
| Ashton to Sopot | 1,435.23 mi (2,309.78 km) |
| Ashton to Sozopol | 1,560.39 mi (2,511.20 km) |
| Ashton to Sredets | 1,543.75 mi (2,484.42 km) |
| Ashton to Stamboliyski | 1,450.50 mi (2,334.36 km) |
| Ashton to Stara Zagora | 1,479.73 mi (2,381.39 km) |
| Ashton to Svilengrad | 1,531.27 mi (2,464.33 km) |
| Ashton to Svishtov | 1,415.97 mi (2,278.78 km) |
| Ashton to Targovishte | 1,480.17 mi (2,382.10 km) |
| Ashton to Teteven | 1,404.63 mi (2,260.54 km) |
| Ashton to Troyan | 1,423.47 mi (2,290.86 km) |
| Ashton to Tryavna | 1,454.54 mi (2,340.86 km) |
| Ashton to Tutrakan | 1,447.64 mi (2,329.74 km) |
| Ashton to Varna | 1,534.26 mi (2,469.15 km) |
