| Mairena del Aljarafe to Smolyan | 1,658.25 mi (2,668.70 km) |
| Mairena del Aljarafe to Sofia | 1,590.44 mi (2,559.56 km) |
| Mairena del Aljarafe to Sopot | 1,662.30 mi (2,675.21 km) |
| Mairena del Aljarafe to Sozopol | 1,812.17 mi (2,916.41 km) |
| Mairena del Aljarafe to Sredets | 1,786.66 mi (2,875.36 km) |
| Mairena del Aljarafe to Stamboliyski | 1,650.10 mi (2,655.59 km) |
| Mairena del Aljarafe to Stara Zagora | 1,707.63 mi (2,748.17 km) |
| Mairena del Aljarafe to Svilengrad | 1,735.59 mi (2,793.16 km) |
| Mairena del Aljarafe to Svishtov | 1,696.21 mi (2,729.78 km) |
| Mairena del Aljarafe to Targovishte | 1,756.61 mi (2,826.99 km) |
| Mairena del Aljarafe to Teteven | 1,638.73 mi (2,637.28 km) |
| Mairena del Aljarafe to Troyan | 1,661.35 mi (2,673.68 km) |
| Mairena del Aljarafe to Tryavna | 1,700.92 mi (2,737.36 km) |
| Mairena del Aljarafe to Tutrakan | 1,761.26 mi (2,834.47 km) |
| Mairena del Aljarafe to Varna | 1,823.63 mi (2,934.85 km) |
