| Shafter to Smolyan | 6,642.55 mi (10,690.15 km) |
| Shafter to Sofia | 6,540.91 mi (10,526.57 km) |
| Shafter to Sopot | 6,579.20 mi (10,588.20 km) |
| Shafter to Sozopol | 6,663.24 mi (10,723.44 km) |
| Shafter to Sredets | 6,655.86 mi (10,711.56 km) |
| Shafter to Stamboliyski | 6,605.13 mi (10,629.94 km) |
| Shafter to Stara Zagora | 6,614.19 mi (10,644.50 km) |
| Shafter to Svilengrad | 6,668.09 mi (10,731.25 km) |
| Shafter to Svishtov | 6,534.96 mi (10,517.01 km) |
| Shafter to Targovishte | 6,586.26 mi (10,599.56 km) |
| Shafter to Teteven | 6,551.22 mi (10,543.17 km) |
| Shafter to Troyan | 6,564.26 mi (10,564.16 km) |
| Shafter to Tryavna | 6,584.18 mi (10,596.21 km) |
| Shafter to Tutrakan | 6,537.93 mi (10,521.78 km) |
| Shafter to Varna | 6,618.66 mi (10,651.70 km) |
