| Jackson to Smolyan | 5,867.47 mi (9,442.78 km) |
| Jackson to Sofia | 5,764.31 mi (9,276.76 km) |
| Jackson to Sopot | 5,822.40 mi (9,370.24 km) |
| Jackson to Sozopol | 5,946.94 mi (9,570.67 km) |
| Jackson to Sredets | 5,930.84 mi (9,544.76 km) |
| Jackson to Stamboliyski | 5,836.63 mi (9,393.15 km) |
| Jackson to Stara Zagora | 5,867.14 mi (9,442.25 km) |
| Jackson to Svilengrad | 5,918.47 mi (9,524.85 km) |
| Jackson to Svishtov | 5,802.89 mi (9,338.85 km) |
| Jackson to Targovishte | 5,866.45 mi (9,441.14 km) |
| Jackson to Teteven | 5,791.76 mi (9,320.94 km) |
| Jackson to Troyan | 5,810.82 mi (9,351.60 km) |
| Jackson to Tryavna | 5,841.99 mi (9,401.77 km) |
| Jackson to Tutrakan | 5,831.63 mi (9,385.10 km) |
| Jackson to Varna | 5,918.47 mi (9,524.85 km) |
