| Oswestry to Smolyan | 1,503.52 mi (2,419.69 km) |
| Oswestry to Sofia | 1,400.17 mi (2,253.36 km) |
| Oswestry to Sopot | 1,458.49 mi (2,347.21 km) |
| Oswestry to Sozopol | 1,586.63 mi (2,553.44 km) |
| Oswestry to Sredets | 1,569.31 mi (2,525.57 km) |
| Oswestry to Stamboliyski | 1,472.45 mi (2,369.67 km) |
| Oswestry to Stara Zagora | 1,503.65 mi (2,419.90 km) |
| Oswestry to Svilengrad | 1,554.57 mi (2,501.83 km) |
| Oswestry to Svishtov | 1,441.93 mi (2,320.57 km) |
| Oswestry to Targovishte | 1,506.78 mi (2,424.92 km) |
| Oswestry to Teteven | 1,427.84 mi (2,297.88 km) |
| Oswestry to Troyan | 1,447.17 mi (2,328.99 km) |
| Oswestry to Tryavna | 1,479.15 mi (2,380.47 km) |
| Oswestry to Tutrakan | 1,475.88 mi (2,375.20 km) |
| Oswestry to Varna | 1,562.24 mi (2,514.18 km) |
