| San Leandro to Smolyan | 6,573.45 mi (10,578.94 km) |
| San Leandro to Sofia | 6,473.22 mi (10,417.65 km) |
| San Leandro to Sopot | 6,508.15 mi (10,473.85 km) |
| San Leandro to Sozopol | 6,585.30 mi (10,598.02 km) |
| San Leandro to Sredets | 6,579.26 mi (10,588.30 km) |
| San Leandro to Stamboliyski | 6,535.50 mi (10,517.87 km) |
| San Leandro to Stara Zagora | 6,541.29 mi (10,527.18 km) |
| San Leandro to Svilengrad | 6,594.93 mi (10,613.51 km) |
| San Leandro to Svishtov | 6,460.82 mi (10,397.68 km) |
| San Leandro to Targovishte | 6,509.73 mi (10,476.41 km) |
| San Leandro to Teteven | 6,480.88 mi (10,429.97 km) |
| San Leandro to Troyan | 6,492.89 mi (10,449.29 km) |
| San Leandro to Tryavna | 6,510.92 mi (10,478.31 km) |
| San Leandro to Tutrakan | 6,460.04 mi (10,396.42 km) |
| San Leandro to Varna | 6,538.94 mi (10,523.41 km) |
