| Mountain View to Smolyan | 6,590.99 mi (10,607.18 km) |
| Mountain View to Sofia | 6,490.68 mi (10,445.74 km) |
| Mountain View to Sopot | 6,525.80 mi (10,502.27 km) |
| Mountain View to Sozopol | 6,603.36 mi (10,627.08 km) |
| Mountain View to Sredets | 6,597.25 mi (10,617.24 km) |
| Mountain View to Stamboliyski | 6,553.07 mi (10,546.15 km) |
| Mountain View to Stara Zagora | 6,559.05 mi (10,555.78 km) |
| Mountain View to Svilengrad | 6,612.71 mi (10,642.13 km) |
| Mountain View to Svishtov | 6,478.65 mi (10,426.38 km) |
| Mountain View to Targovishte | 6,527.71 mi (10,505.33 km) |
| Mountain View to Teteven | 6,498.49 mi (10,458.31 km) |
| Mountain View to Troyan | 6,510.56 mi (10,477.74 km) |
| Mountain View to Tryavna | 6,528.71 mi (10,506.94 km) |
| Mountain View to Tutrakan | 6,478.09 mi (10,425.47 km) |
| Mountain View to Varna | 6,557.10 mi (10,552.64 km) |
