| Bixby to Smolyan | 5,895.18 mi (9,487.37 km) |
| Bixby to Sofia | 5,790.98 mi (9,319.68 km) |
| Bixby to Sopot | 5,844.30 mi (9,405.49 km) |
| Bixby to Sozopol | 5,959.32 mi (9,590.60 km) |
| Bixby to Sredets | 5,945.41 mi (9,568.21 km) |
| Bixby to Stamboliyski | 5,862.04 mi (9,434.04 km) |
| Bixby to Stara Zagora | 5,886.94 mi (9,474.12 km) |
| Bixby to Svilengrad | 5,939.74 mi (9,559.08 km) |
| Bixby to Svishtov | 5,817.57 mi (9,362.47 km) |
| Bixby to Targovishte | 5,878.63 mi (9,460.74 km) |
| Bixby to Teteven | 5,813.98 mi (9,356.69 km) |
| Bixby to Troyan | 5,831.61 mi (9,385.07 km) |
| Bixby to Tryavna | 5,860.07 mi (9,430.87 km) |
| Bixby to Tutrakan | 5,839.55 mi (9,397.85 km) |
| Bixby to Varna | 5,925.97 mi (9,536.93 km) |
