| Gardendale to Smolyan | 5,663.48 mi (9,114.49 km) |
| Gardendale to Sofia | 5,560.65 mi (8,949.00 km) |
| Gardendale to Sopot | 5,619.59 mi (9,043.86 km) |
| Gardendale to Sozopol | 5,745.91 mi (9,247.15 km) |
| Gardendale to Sredets | 5,729.37 mi (9,220.54 km) |
| Gardendale to Stamboliyski | 5,633.12 mi (9,065.63 km) |
| Gardendale to Stara Zagora | 5,664.70 mi (9,116.45 km) |
| Gardendale to Svilengrad | 5,715.67 mi (9,198.48 km) |
| Gardendale to Svishtov | 5,601.58 mi (9,014.87 km) |
| Gardendale to Targovishte | 5,665.57 mi (9,117.86 km) |
| Gardendale to Teteven | 5,588.94 mi (8,994.53 km) |
| Gardendale to Troyan | 5,608.25 mi (9,025.60 km) |
| Gardendale to Tryavna | 5,639.93 mi (9,076.59 km) |
| Gardendale to Tutrakan | 5,631.71 mi (9,063.36 km) |
| Gardendale to Varna | 5,718.51 mi (9,203.06 km) |
