| Port Wentworth to Smolyan | 5,501.01 mi (8,853.02 km) |
| Port Wentworth to Sofia | 5,399.82 mi (8,690.17 km) |
| Port Wentworth to Sopot | 5,461.81 mi (8,789.94 km) |
| Port Wentworth to Sozopol | 5,594.17 mi (9,002.95 km) |
| Port Wentworth to Sredets | 5,576.14 mi (8,973.92 km) |
| Port Wentworth to Stamboliyski | 5,472.61 mi (8,807.32 km) |
| Port Wentworth to Stara Zagora | 5,508.10 mi (8,864.42 km) |
| Port Wentworth to Svilengrad | 5,557.54 mi (8,944.00 km) |
| Port Wentworth to Svishtov | 5,449.38 mi (8,769.93 km) |
| Port Wentworth to Targovishte | 5,514.69 mi (8,875.03 km) |
| Port Wentworth to Teteven | 5,431.19 mi (8,740.66 km) |
| Port Wentworth to Troyan | 5,451.40 mi (8,773.18 km) |
| Port Wentworth to Tryavna | 5,484.84 mi (8,826.99 km) |
| Port Wentworth to Tutrakan | 5,484.36 mi (8,826.22 km) |
| Port Wentworth to Varna | 5,570.70 mi (8,965.17 km) |
