| Ecija to Smolyan | 1,602.79 mi (2,579.44 km) |
| Ecija to Sofia | 1,535.31 mi (2,470.84 km) |
| Ecija to Sopot | 1,607.13 mi (2,586.43 km) |
| Ecija to Sozopol | 1,756.92 mi (2,827.49 km) |
| Ecija to Sredets | 1,731.39 mi (2,786.41 km) |
| Ecija to Stamboliyski | 1,594.78 mi (2,566.55 km) |
| Ecija to Stara Zagora | 1,652.39 mi (2,659.27 km) |
| Ecija to Svilengrad | 1,680.17 mi (2,703.97 km) |
| Ecija to Svishtov | 1,641.40 mi (2,641.57 km) |
| Ecija to Targovishte | 1,701.63 mi (2,738.51 km) |
| Ecija to Teteven | 1,583.66 mi (2,548.66 km) |
| Ecija to Troyan | 1,606.26 mi (2,585.03 km) |
| Ecija to Tryavna | 1,645.82 mi (2,648.69 km) |
| Ecija to Tutrakan | 1,706.61 mi (2,746.52 km) |
| Ecija to Varna | 1,768.63 mi (2,846.33 km) |
