| Redmond to Smolyan | 5,944.20 mi (9,566.27 km) |
| Redmond to Sofia | 5,846.30 mi (9,408.71 km) |
| Redmond to Sopot | 5,876.66 mi (9,457.57 km) |
| Redmond to Sozopol | 5,944.96 mi (9,567.49 km) |
| Redmond to Sredets | 5,940.57 mi (9,560.42 km) |
| Redmond to Stamboliyski | 5,905.72 mi (9,504.34 km) |
| Redmond to Stara Zagora | 5,907.31 mi (9,506.90 km) |
| Redmond to Svilengrad | 5,960.40 mi (9,592.34 km) |
| Redmond to Svishtov | 5,825.61 mi (9,375.41 km) |
| Redmond to Targovishte | 5,871.39 mi (9,449.10 km) |
| Redmond to Teteven | 5,850.44 mi (9,415.37 km) |
| Redmond to Troyan | 5,861.06 mi (9,432.46 km) |
| Redmond to Tryavna | 5,876.62 mi (9,457.51 km) |
| Redmond to Tutrakan | 5,820.23 mi (9,366.75 km) |
| Redmond to Varna | 5,896.66 mi (9,489.76 km) |
