| Santa Eulalia del Rio to Smolyan | 1,230.38 mi (1,980.11 km) |
| Santa Eulalia del Rio to Sofia | 1,164.34 mi (1,873.82 km) |
| Santa Eulalia del Rio to Sopot | 1,235.95 mi (1,989.07 km) |
| Santa Eulalia del Rio to Sozopol | 1,385.30 mi (2,229.42 km) |
| Santa Eulalia del Rio to Sredets | 1,359.69 mi (2,188.22 km) |
| Santa Eulalia del Rio to Stamboliyski | 1,222.88 mi (1,968.03 km) |
| Santa Eulalia del Rio to Stara Zagora | 1,280.83 mi (2,061.30 km) |
| Santa Eulalia del Rio to Svilengrad | 1,307.89 mi (2,104.85 km) |
| Santa Eulalia del Rio to Svishtov | 1,272.12 mi (2,047.27 km) |
| Santa Eulalia del Rio to Targovishte | 1,331.40 mi (2,142.67 km) |
| Santa Eulalia del Rio to Teteven | 1,213.00 mi (1,952.13 km) |
| Santa Eulalia del Rio to Troyan | 1,235.49 mi (1,988.32 km) |
| Santa Eulalia del Rio to Tryavna | 1,274.95 mi (2,051.83 km) |
| Santa Eulalia del Rio to Tutrakan | 1,338.20 mi (2,153.63 km) |
| Santa Eulalia del Rio to Varna | 1,398.24 mi (2,250.24 km) |
