| Sowerby Bridge to Smolyan | 1,481.46 mi (2,384.19 km) |
| Sowerby Bridge to Sofia | 1,377.53 mi (2,216.92 km) |
| Sowerby Bridge to Sopot | 1,433.58 mi (2,307.12 km) |
| Sowerby Bridge to Sozopol | 1,557.75 mi (2,506.95 km) |
| Sowerby Bridge to Sredets | 1,541.33 mi (2,480.53 km) |
| Sowerby Bridge to Stamboliyski | 1,449.25 mi (2,332.35 km) |
| Sowerby Bridge to Stara Zagora | 1,477.85 mi (2,378.37 km) |
| Sowerby Bridge to Svilengrad | 1,529.57 mi (2,461.60 km) |
| Sowerby Bridge to Svishtov | 1,413.46 mi (2,274.74 km) |
| Sowerby Bridge to Targovishte | 1,477.43 mi (2,377.69 km) |
| Sowerby Bridge to Teteven | 1,403.00 mi (2,257.91 km) |
| Sowerby Bridge to Troyan | 1,421.68 mi (2,287.98 km) |
| Sowerby Bridge to Tryavna | 1,452.46 mi (2,337.50 km) |
| Sowerby Bridge to Tutrakan | 1,444.37 mi (2,324.50 km) |
| Sowerby Bridge to Varna | 1,531.06 mi (2,464.01 km) |
