| Santa Clarita to Smolyan | 6,690.32 mi (10,767.02 km) |
| Santa Clarita to Sofia | 6,588.28 mi (10,602.81 km) |
| Santa Clarita to Sopot | 6,627.63 mi (10,666.15 km) |
| Santa Clarita to Sozopol | 6,713.80 mi (10,804.82 km) |
| Santa Clarita to Sredets | 6,706.00 mi (10,792.26 km) |
| Santa Clarita to Stamboliyski | 6,653.10 mi (10,707.12 km) |
| Santa Clarita to Stara Zagora | 6,663.18 mi (10,723.36 km) |
| Santa Clarita to Svilengrad | 6,717.13 mi (10,810.18 km) |
| Santa Clarita to Svishtov | 6,584.40 mi (10,596.58 km) |
| Santa Clarita to Targovishte | 6,636.42 mi (10,680.29 km) |
| Santa Clarita to Teteven | 6,599.44 mi (10,620.77 km) |
| Santa Clarita to Troyan | 6,612.80 mi (10,642.28 km) |
| Santa Clarita to Tryavna | 6,633.30 mi (10,675.27 km) |
| Santa Clarita to Tutrakan | 6,588.55 mi (10,603.25 km) |
| Santa Clarita to Varna | 6,669.81 mi (10,734.02 km) |
