| Aspe to Smolyan | 1,362.04 mi (2,191.99 km) |
| Aspe to Sofia | 1,296.15 mi (2,085.95 km) |
| Aspe to Sopot | 1,367.77 mi (2,201.22 km) |
| Aspe to Sozopol | 1,517.12 mi (2,441.57 km) |
| Aspe to Sredets | 1,491.51 mi (2,400.36 km) |
| Aspe to Stamboliyski | 1,354.68 mi (2,180.15 km) |
| Aspe to Stara Zagora | 1,412.66 mi (2,273.45 km) |
| Aspe to Svilengrad | 1,439.61 mi (2,316.82 km) |
| Aspe to Svishtov | 1,403.73 mi (2,259.09 km) |
| Aspe to Targovishte | 1,463.15 mi (2,354.71 km) |
| Aspe to Teteven | 1,344.79 mi (2,164.23 km) |
| Aspe to Troyan | 1,367.29 mi (2,200.44 km) |
| Aspe to Tryavna | 1,406.76 mi (2,263.96 km) |
| Aspe to Tutrakan | 1,469.68 mi (2,365.21 km) |
| Aspe to Varna | 1,530.01 mi (2,462.31 km) |
