| Ellicott City to Smolyan | 4,993.92 mi (8,036.94 km) |
| Ellicott City to Sofia | 4,891.53 mi (7,872.16 km) |
| Ellicott City to Sopot | 4,951.51 mi (7,968.68 km) |
| Ellicott City to Sozopol | 5,080.07 mi (8,175.58 km) |
| Ellicott City to Sredets | 5,062.96 mi (8,148.05 km) |
| Ellicott City to Stamboliyski | 4,964.15 mi (7,989.03 km) |
| Ellicott City to Stara Zagora | 4,997.04 mi (8,041.96 km) |
| Ellicott City to Svilengrad | 5,047.53 mi (8,123.21 km) |
| Ellicott City to Svishtov | 4,935.46 mi (7,942.86 km) |
| Ellicott City to Targovishte | 5,000.00 mi (8,046.72 km) |
| Ellicott City to Teteven | 4,920.84 mi (7,919.33 km) |
| Ellicott City to Troyan | 4,940.47 mi (7,950.92 km) |
| Ellicott City to Tryavna | 4,972.78 mi (8,002.92 km) |
| Ellicott City to Tutrakan | 4,967.51 mi (7,994.43 km) |
| Ellicott City to Varna | 5,054.19 mi (8,133.93 km) |
