| Van Buren to Smolyan | 5,865.51 mi (9,439.63 km) |
| Van Buren to Sofia | 5,761.44 mi (9,272.14 km) |
| Van Buren to Sopot | 5,815.83 mi (9,359.68 km) |
| Van Buren to Sozopol | 5,933.01 mi (9,548.26 km) |
| Van Buren to Sredets | 5,918.61 mi (9,525.09 km) |
| Van Buren to Stamboliyski | 5,832.83 mi (9,387.04 km) |
| Van Buren to Stara Zagora | 5,858.96 mi (9,429.09 km) |
| Van Buren to Svilengrad | 5,911.49 mi (9,513.62 km) |
| Van Buren to Svishtov | 5,790.63 mi (9,319.12 km) |
| Van Buren to Targovishte | 5,852.29 mi (9,418.35 km) |
| Van Buren to Teteven | 5,785.41 mi (9,310.72 km) |
| Van Buren to Troyan | 5,803.37 mi (9,339.61 km) |
| Van Buren to Tryavna | 5,832.44 mi (9,386.40 km) |
| Van Buren to Tutrakan | 5,814.09 mi (9,356.88 km) |
| Van Buren to Varna | 5,900.68 mi (9,496.23 km) |
