| Owasso to Smolyan | 5,875.45 mi (9,455.62 km) |
| Owasso to Sofia | 5,771.23 mi (9,287.90 km) |
| Owasso to Sopot | 5,824.40 mi (9,373.46 km) |
| Owasso to Sozopol | 5,939.10 mi (9,558.06 km) |
| Owasso to Sredets | 5,925.26 mi (9,535.78 km) |
| Owasso to Stamboliyski | 5,842.24 mi (9,402.18 km) |
| Owasso to Stara Zagora | 5,866.96 mi (9,441.97 km) |
| Owasso to Svilengrad | 5,919.79 mi (9,526.98 km) |
| Owasso to Svishtov | 5,797.44 mi (9,330.08 km) |
| Owasso to Targovishte | 5,858.42 mi (9,428.21 km) |
| Owasso to Teteven | 5,794.08 mi (9,324.68 km) |
| Owasso to Troyan | 5,811.67 mi (9,352.98 km) |
| Owasso to Tryavna | 5,840.04 mi (9,398.63 km) |
| Owasso to Tutrakan | 5,819.21 mi (9,365.11 km) |
| Owasso to Varna | 5,905.60 mi (9,504.15 km) |
