| Spanish Springs to Smolyan | 6,394.57 mi (10,291.06 km) |
| Spanish Springs to Sofia | 6,293.89 mi (10,129.04 km) |
| Spanish Springs to Sopot | 6,329.84 mi (10,186.90 km) |
| Spanish Springs to Sozopol | 6,409.26 mi (10,314.70 km) |
| Spanish Springs to Sredets | 6,402.77 mi (10,304.26 km) |
| Spanish Springs to Stamboliyski | 6,356.77 mi (10,230.23 km) |
| Spanish Springs to Stara Zagora | 6,363.57 mi (10,241.18 km) |
| Spanish Springs to Svilengrad | 6,417.31 mi (10,327.67 km) |
| Spanish Springs to Svishtov | 6,283.48 mi (10,112.28 km) |
| Spanish Springs to Targovishte | 6,333.19 mi (10,192.29 km) |
| Spanish Springs to Teteven | 6,302.35 mi (10,142.65 km) |
| Spanish Springs to Troyan | 6,314.68 mi (10,162.49 km) |
| Spanish Springs to Tryavna | 6,333.31 mi (10,192.48 km) |
| Spanish Springs to Tutrakan | 6,283.94 mi (10,113.02 km) |
| Spanish Springs to Varna | 6,363.50 mi (10,241.06 km) |
