| Sanlucar de Barrameda to Smolyan | 1,686.55 mi (2,714.24 km) |
| Sanlucar de Barrameda to Sofia | 1,620.27 mi (2,607.57 km) |
| Sanlucar de Barrameda to Sopot | 1,691.98 mi (2,722.98 km) |
| Sanlucar de Barrameda to Sozopol | 1,841.49 mi (2,963.60 km) |
| Sanlucar de Barrameda to Sredets | 1,815.91 mi (2,922.43 km) |
| Sanlucar de Barrameda to Stamboliyski | 1,679.13 mi (2,702.30 km) |
| Sanlucar de Barrameda to Stara Zagora | 1,737.01 mi (2,795.44 km) |
| Sanlucar de Barrameda to Svilengrad | 1,764.12 mi (2,839.08 km) |
| Sanlucar de Barrameda to Svishtov | 1,727.04 mi (2,779.41 km) |
| Sanlucar de Barrameda to Targovishte | 1,786.94 mi (2,875.81 km) |
| Sanlucar de Barrameda to Teteven | 1,668.77 mi (2,685.63 km) |
| Sanlucar de Barrameda to Troyan | 1,691.32 mi (2,721.92 km) |
| Sanlucar de Barrameda to Tryavna | 1,730.84 mi (2,785.51 km) |
| Sanlucar de Barrameda to Tutrakan | 1,792.52 mi (2,884.78 km) |
| Sanlucar de Barrameda to Varna | 1,853.88 mi (2,983.53 km) |
