| Fort Walton Beach to Smolyan | 5,815.54 mi (9,359.20 km) |
| Fort Walton Beach to Sofia | 5,713.52 mi (9,195.03 km) |
| Fort Walton Beach to Sopot | 5,774.16 mi (9,292.61 km) |
| Fort Walton Beach to Sozopol | 5,903.76 mi (9,501.18 km) |
| Fort Walton Beach to Sredets | 5,886.43 mi (9,473.29 km) |
| Fort Walton Beach to Stamboliyski | 5,786.22 mi (9,312.03 km) |
| Fort Walton Beach to Stara Zagora | 5,819.92 mi (9,366.26 km) |
| Fort Walton Beach to Svilengrad | 5,870.12 mi (9,447.04 km) |
| Fort Walton Beach to Svishtov | 5,759.07 mi (9,268.33 km) |
| Fort Walton Beach to Targovishte | 5,823.80 mi (9,372.50 km) |
| Fort Walton Beach to Teteven | 5,743.50 mi (9,243.27 km) |
| Fort Walton Beach to Troyan | 5,763.30 mi (9,275.13 km) |
| Fort Walton Beach to Tryavna | 5,795.94 mi (9,327.66 km) |
| Fort Walton Beach to Tutrakan | 5,791.73 mi (9,320.88 km) |
| Fort Walton Beach to Varna | 5,878.36 mi (9,460.31 km) |
