| Chalmette to Smolyan | 5,977.55 mi (9,619.94 km) |
| Chalmette to Sofia | 5,874.92 mi (9,454.77 km) |
| Chalmette to Sopot | 5,934.30 mi (9,550.33 km) |
| Chalmette to Sozopol | 6,061.37 mi (9,754.83 km) |
| Chalmette to Sredets | 6,044.66 mi (9,727.94 km) |
| Chalmette to Stamboliyski | 5,947.46 mi (9,571.52 km) |
| Chalmette to Stara Zagora | 5,979.56 mi (9,623.18 km) |
| Chalmette to Svilengrad | 6,030.36 mi (9,704.92 km) |
| Chalmette to Svishtov | 5,916.94 mi (9,522.40 km) |
| Chalmette to Targovishte | 5,981.09 mi (9,625.64 km) |
| Chalmette to Teteven | 5,903.64 mi (9,500.99 km) |
| Chalmette to Troyan | 5,923.07 mi (9,532.26 km) |
| Chalmette to Tryavna | 5,954.97 mi (9,583.60 km) |
| Chalmette to Tutrakan | 5,947.57 mi (9,571.69 km) |
| Chalmette to Varna | 6,034.35 mi (9,711.35 km) |
