| Swinton to Smolyan | 1,492.38 mi (2,401.75 km) |
| Swinton to Sofia | 1,388.58 mi (2,234.70 km) |
| Swinton to Sopot | 1,445.25 mi (2,325.91 km) |
| Swinton to Sozopol | 1,570.51 mi (2,527.49 km) |
| Swinton to Sredets | 1,553.85 mi (2,500.68 km) |
| Swinton to Stamboliyski | 1,460.47 mi (2,350.40 km) |
| Swinton to Stara Zagora | 1,489.77 mi (2,397.56 km) |
| Swinton to Svilengrad | 1,541.29 mi (2,480.46 km) |
| Swinton to Svishtov | 1,426.08 mi (2,295.05 km) |
| Swinton to Targovishte | 1,490.29 mi (2,398.40 km) |
| Swinton to Teteven | 1,414.65 mi (2,276.66 km) |
| Swinton to Troyan | 1,433.51 mi (2,307.01 km) |
| Swinton to Tryavna | 1,464.61 mi (2,357.07 km) |
| Swinton to Tutrakan | 1,457.80 mi (2,346.11 km) |
| Swinton to Varna | 1,544.42 mi (2,485.51 km) |
