| Hyattsville to Smolyan | 5,012.85 mi (8,067.40 km) |
| Hyattsville to Sofia | 4,910.53 mi (7,902.73 km) |
| Hyattsville to Sopot | 4,970.64 mi (7,999.46 km) |
| Hyattsville to Sozopol | 5,099.45 mi (8,206.78 km) |
| Hyattsville to Sredets | 5,082.28 mi (8,179.15 km) |
| Hyattsville to Stamboliyski | 4,983.17 mi (8,019.63 km) |
| Hyattsville to Stara Zagora | 5,016.22 mi (8,072.83 km) |
| Hyattsville to Svilengrad | 5,066.65 mi (8,153.98 km) |
| Hyattsville to Svishtov | 4,954.82 mi (7,974.01 km) |
| Hyattsville to Targovishte | 5,019.41 mi (8,077.97 km) |
| Hyattsville to Teteven | 4,939.97 mi (7,950.12 km) |
| Hyattsville to Troyan | 4,959.64 mi (7,981.77 km) |
| Hyattsville to Tryavna | 4,992.03 mi (8,033.89 km) |
| Hyattsville to Tutrakan | 4,987.06 mi (8,025.90 km) |
| Hyattsville to Varna | 5,073.73 mi (8,165.37 km) |
