| Fredericia to Smolyan | 1,178.04 mi (1,895.87 km) |
| Fredericia to Sofia | 1,076.23 mi (1,732.02 km) |
| Fredericia to Sopot | 1,116.02 mi (1,796.07 km) |
| Fredericia to Sozopol | 1,212.52 mi (1,951.37 km) |
| Fredericia to Sredets | 1,201.69 mi (1,933.93 km) |
| Fredericia to Stamboliyski | 1,140.87 mi (1,836.06 km) |
| Fredericia to Stara Zagora | 1,153.11 mi (1,855.75 km) |
| Fredericia to Svilengrad | 1,207.10 mi (1,942.64 km) |
| Fredericia to Svishtov | 1,076.59 mi (1,732.60 km) |
| Fredericia to Targovishte | 1,132.82 mi (1,823.10 km) |
| Fredericia to Teteven | 1,087.48 mi (1,750.14 km) |
| Fredericia to Troyan | 1,101.45 mi (1,772.61 km) |
| Fredericia to Tryavna | 1,123.82 mi (1,808.61 km) |
| Fredericia to Tutrakan | 1,089.26 mi (1,752.99 km) |
| Fredericia to Varna | 1,174.40 mi (1,890.01 km) |
