| Cumnock to Smolyan | 1,616.42 mi (2,601.38 km) |
| Cumnock to Sofia | 1,512.19 mi (2,433.63 km) |
| Cumnock to Sopot | 1,565.79 mi (2,519.89 km) |
| Cumnock to Sozopol | 1,685.22 mi (2,712.09 km) |
| Cumnock to Sredets | 1,669.89 mi (2,687.43 km) |
| Cumnock to Stamboliyski | 1,583.18 mi (2,547.89 km) |
| Cumnock to Stara Zagora | 1,609.00 mi (2,589.44 km) |
| Cumnock to Svilengrad | 1,661.45 mi (2,673.84 km) |
| Cumnock to Svishtov | 1,541.82 mi (2,481.32 km) |
| Cumnock to Targovishte | 1,604.58 mi (2,582.31 km) |
| Cumnock to Teteven | 1,535.38 mi (2,470.96 km) |
| Cumnock to Troyan | 1,553.33 mi (2,499.84 km) |
| Cumnock to Tryavna | 1,582.71 mi (2,547.12 km) |
| Cumnock to Tutrakan | 1,568.99 mi (2,525.05 km) |
| Cumnock to Varna | 1,655.83 mi (2,664.80 km) |
