| Cadiz to Smolyan | 1,689.64 mi (2,719.21 km) |
| Cadiz to Sofia | 1,624.15 mi (2,613.82 km) |
| Cadiz to Sopot | 1,695.78 mi (2,729.10 km) |
| Cadiz to Sozopol | 1,845.09 mi (2,969.38 km) |
| Cadiz to Sredets | 1,819.47 mi (2,928.15 km) |
| Cadiz to Stamboliyski | 1,682.59 mi (2,707.87 km) |
| Cadiz to Stara Zagora | 1,740.64 mi (2,801.29 km) |
| Cadiz to Svilengrad | 1,767.32 mi (2,844.22 km) |
| Cadiz to Svishtov | 1,731.45 mi (2,786.51 km) |
| Cadiz to Targovishte | 1,791.08 mi (2,882.46 km) |
| Cadiz to Teteven | 1,672.77 mi (2,692.06 km) |
| Cadiz to Troyan | 1,695.28 mi (2,728.29 km) |
| Cadiz to Tryavna | 1,734.76 mi (2,791.82 km) |
| Cadiz to Tutrakan | 1,797.15 mi (2,892.23 km) |
| Cadiz to Varna | 1,857.96 mi (2,990.10 km) |
