| Buford to Smolyan | 5,526.66 mi (8,894.31 km) |
| Buford to Sofia | 5,424.27 mi (8,729.52 km) |
| Buford to Sopot | 5,484.19 mi (8,825.95 km) |
| Buford to Sozopol | 5,612.48 mi (9,032.41 km) |
| Buford to Sredets | 5,595.46 mi (9,005.02 km) |
| Buford to Stamboliyski | 5,496.89 mi (8,846.38 km) |
| Buford to Stara Zagora | 5,529.69 mi (8,899.17 km) |
| Buford to Svilengrad | 5,580.22 mi (8,980.50 km) |
| Buford to Svishtov | 5,467.91 mi (8,799.75 km) |
| Buford to Targovishte | 5,532.36 mi (8,903.47 km) |
| Buford to Teteven | 5,453.53 mi (8,776.61 km) |
| Buford to Troyan | 5,473.13 mi (8,808.15 km) |
| Buford to Tryavna | 5,505.38 mi (8,860.05 km) |
| Buford to Tutrakan | 5,499.60 mi (8,850.74 km) |
| Buford to Varna | 5,586.31 mi (8,990.30 km) |
