| Santa Fe Springs to Smolyan | 6,708.90 mi (10,796.93 km) |
| Santa Fe Springs to Sofia | 6,606.66 mi (10,632.40 km) |
| Santa Fe Springs to Sopot | 6,646.59 mi (10,696.65 km) |
| Santa Fe Springs to Sozopol | 6,733.91 mi (10,837.18 km) |
| Santa Fe Springs to Sredets | 6,725.88 mi (10,824.26 km) |
| Santa Fe Springs to Stamboliyski | 6,671.79 mi (10,737.21 km) |
| Santa Fe Springs to Stara Zagora | 6,682.44 mi (10,754.35 km) |
| Santa Fe Springs to Svilengrad | 6,736.41 mi (10,841.21 km) |
| Santa Fe Springs to Svishtov | 6,603.92 mi (10,627.98 km) |
| Santa Fe Springs to Targovishte | 6,656.32 mi (10,712.32 km) |
| Santa Fe Springs to Teteven | 6,618.28 mi (10,651.09 km) |
| Santa Fe Springs to Troyan | 6,631.82 mi (10,672.88 km) |
| Santa Fe Springs to Tryavna | 6,652.64 mi (10,706.39 km) |
| Santa Fe Springs to Tutrakan | 6,608.71 mi (10,635.70 km) |
| Santa Fe Springs to Varna | 6,690.25 mi (10,766.92 km) |
