| Barcelona to Smolyan | 1,162.59 mi (1,871.01 km) |
| Barcelona to Sofia | 1,086.38 mi (1,748.37 km) |
| Barcelona to Sopot | 1,158.60 mi (1,864.59 km) |
| Barcelona to Sozopol | 1,309.58 mi (2,107.57 km) |
| Barcelona to Sredets | 1,284.63 mi (2,067.41 km) |
| Barcelona to Stamboliyski | 1,150.15 mi (1,850.99 km) |
| Barcelona to Stara Zagora | 1,205.33 mi (1,939.80 km) |
| Barcelona to Svilengrad | 1,237.95 mi (1,992.28 km) |
| Barcelona to Svishtov | 1,186.59 mi (1,909.62 km) |
| Barcelona to Targovishte | 1,249.11 mi (2,010.25 km) |
| Barcelona to Teteven | 1,133.23 mi (1,823.76 km) |
| Barcelona to Troyan | 1,156.08 mi (1,860.54 km) |
| Barcelona to Tryavna | 1,195.75 mi (1,924.38 km) |
| Barcelona to Tutrakan | 1,249.57 mi (2,010.99 km) |
| Barcelona to Varna | 1,316.26 mi (2,118.32 km) |
