| Alcanar to Smolyan | 1,259.61 mi (2,027.15 km) |
| Alcanar to Sofia | 1,185.86 mi (1,908.46 km) |
| Alcanar to Sopot | 1,258.05 mi (2,024.63 km) |
| Alcanar to Sozopol | 1,408.84 mi (2,267.31 km) |
| Alcanar to Sredets | 1,383.70 mi (2,226.85 km) |
| Alcanar to Stamboliyski | 1,248.45 mi (2,009.18 km) |
| Alcanar to Stara Zagora | 1,304.40 mi (2,099.24 km) |
| Alcanar to Svilengrad | 1,335.66 mi (2,149.54 km) |
| Alcanar to Svishtov | 1,287.90 mi (2,072.68 km) |
| Alcanar to Targovishte | 1,349.81 mi (2,172.31 km) |
| Alcanar to Teteven | 1,233.21 mi (1,984.66 km) |
| Alcanar to Troyan | 1,256.01 mi (2,021.36 km) |
| Alcanar to Tryavna | 1,295.69 mi (2,085.21 km) |
| Alcanar to Tutrakan | 1,351.58 mi (2,175.16 km) |
| Alcanar to Varna | 1,416.97 mi (2,280.39 km) |
