| Wolf Trap to Smolyan | 5,027.39 mi (8,090.81 km) |
| Wolf Trap to Sofia | 4,925.02 mi (7,926.05 km) |
| Wolf Trap to Sopot | 4,985.01 mi (8,022.60 km) |
| Wolf Trap to Sozopol | 5,113.61 mi (8,229.56 km) |
| Wolf Trap to Sredets | 5,096.49 mi (8,202.02 km) |
| Wolf Trap to Stamboliyski | 4,997.64 mi (8,042.92 km) |
| Wolf Trap to Stara Zagora | 5,030.55 mi (8,095.89 km) |
| Wolf Trap to Svilengrad | 5,081.03 mi (8,177.13 km) |
| Wolf Trap to Svishtov | 4,969.00 mi (7,996.83 km) |
| Wolf Trap to Targovishte | 5,033.54 mi (8,100.70 km) |
| Wolf Trap to Teteven | 4,954.35 mi (7,973.26 km) |
| Wolf Trap to Troyan | 4,973.98 mi (8,004.85 km) |
| Wolf Trap to Tryavna | 5,006.31 mi (8,056.87 km) |
| Wolf Trap to Tutrakan | 5,001.06 mi (8,048.43 km) |
| Wolf Trap to Varna | 5,087.74 mi (8,187.93 km) |
