| Lacey to Smolyan | 5,996.84 mi (9,650.99 km) |
| Lacey to Sofia | 5,899.04 mi (9,493.59 km) |
| Lacey to Sopot | 5,929.22 mi (9,542.15 km) |
| Lacey to Sozopol | 5,997.09 mi (9,651.39 km) |
| Lacey to Sredets | 5,992.79 mi (9,644.46 km) |
| Lacey to Stamboliyski | 5,958.35 mi (9,589.04 km) |
| Lacey to Stara Zagora | 5,959.76 mi (9,591.31 km) |
| Lacey to Svilengrad | 6,012.82 mi (9,676.70 km) |
| Lacey to Svishtov | 5,878.01 mi (9,459.74 km) |
| Lacey to Targovishte | 5,923.64 mi (9,533.17 km) |
| Lacey to Teteven | 5,903.04 mi (9,500.03 km) |
| Lacey to Troyan | 5,913.60 mi (9,517.02 km) |
| Lacey to Tryavna | 5,929.06 mi (9,541.90 km) |
| Lacey to Tutrakan | 5,872.40 mi (9,450.71 km) |
| Lacey to Varna | 5,948.70 mi (9,573.50 km) |
