| Cosham to Smolyan | 1,378.18 mi (2,217.96 km) |
| Cosham to Sofia | 1,276.23 mi (2,053.89 km) |
| Cosham to Sopot | 1,337.78 mi (2,152.96 km) |
| Cosham to Sozopol | 1,471.84 mi (2,368.70 km) |
| Cosham to Sredets | 1,453.08 mi (2,338.50 km) |
| Cosham to Stamboliyski | 1,348.97 mi (2,170.95 km) |
| Cosham to Stara Zagora | 1,384.14 mi (2,227.56 km) |
| Cosham to Svilengrad | 1,433.52 mi (2,307.03 km) |
| Cosham to Svishtov | 1,327.20 mi (2,135.92 km) |
| Cosham to Targovishte | 1,393.19 mi (2,242.12 km) |
| Cosham to Teteven | 1,307.17 mi (2,103.68 km) |
| Cosham to Troyan | 1,327.44 mi (2,136.30 km) |
| Cosham to Tryavna | 1,361.22 mi (2,190.68 km) |
| Cosham to Tutrakan | 1,366.29 mi (2,198.83 km) |
| Cosham to Varna | 1,451.57 mi (2,336.07 km) |
