| Barcelos to Smolyan | 1,711.88 mi (2,755.00 km) |
| Barcelos to Sofia | 1,629.82 mi (2,622.93 km) |
| Barcelos to Sopot | 1,701.67 mi (2,738.58 km) |
| Barcelos to Sozopol | 1,852.43 mi (2,981.21 km) |
| Barcelos to Sredets | 1,828.18 mi (2,942.18 km) |
| Barcelos to Stamboliyski | 1,696.55 mi (2,730.33 km) |
| Barcelos to Stara Zagora | 1,749.30 mi (2,815.22 km) |
| Barcelos to Svilengrad | 1,785.38 mi (2,873.29 km) |
| Barcelos to Svishtov | 1,722.45 mi (2,772.01 km) |
| Barcelos to Targovishte | 1,787.16 mi (2,876.16 km) |
| Barcelos to Teteven | 1,674.73 mi (2,695.22 km) |
| Barcelos to Troyan | 1,697.61 mi (2,732.03 km) |
| Barcelos to Tryavna | 1,737.00 mi (2,795.43 km) |
| Barcelos to Tutrakan | 1,781.54 mi (2,867.11 km) |
| Barcelos to Varna | 1,853.86 mi (2,983.49 km) |
