| Stillwater to Smolyan | 5,928.22 mi (9,540.55 km) |
| Stillwater to Sofia | 5,823.96 mi (9,372.76 km) |
| Stillwater to Sopot | 5,876.54 mi (9,457.38 km) |
| Stillwater to Sozopol | 5,990.05 mi (9,640.06 km) |
| Stillwater to Sredets | 5,976.48 mi (9,618.21 km) |
| Stillwater to Stamboliyski | 5,894.77 mi (9,486.72 km) |
| Stillwater to Stara Zagora | 5,918.84 mi (9,525.45 km) |
| Stillwater to Svilengrad | 5,971.80 mi (9,610.68 km) |
| Stillwater to Svishtov | 5,848.77 mi (9,412.68 km) |
| Stillwater to Targovishte | 5,909.41 mi (9,510.27 km) |
| Stillwater to Teteven | 5,846.29 mi (9,408.69 km) |
| Stillwater to Troyan | 5,863.70 mi (9,436.71 km) |
| Stillwater to Tryavna | 5,891.73 mi (9,481.83 km) |
| Stillwater to Tutrakan | 5,869.72 mi (9,446.41 km) |
| Stillwater to Varna | 5,956.00 mi (9,585.26 km) |
