| Oneonta to Smolyan | 4,784.27 mi (7,699.55 km) |
| Oneonta to Sofia | 4,681.33 mi (7,533.87 km) |
| Oneonta to Sopot | 4,740.08 mi (7,628.42 km) |
| Oneonta to Sozopol | 4,866.31 mi (7,831.57 km) |
| Oneonta to Sredets | 4,849.76 mi (7,804.93 km) |
| Oneonta to Stamboliyski | 4,753.76 mi (7,650.44 km) |
| Oneonta to Stara Zagora | 4,785.13 mi (7,700.92 km) |
| Oneonta to Svilengrad | 4,836.15 mi (7,783.04 km) |
| Oneonta to Svishtov | 4,721.97 mi (7,599.27 km) |
| Oneonta to Targovishte | 4,785.99 mi (7,702.30 km) |
| Oneonta to Teteven | 4,709.43 mi (7,579.09 km) |
| Oneonta to Troyan | 4,728.70 mi (7,610.10 km) |
| Oneonta to Tryavna | 4,760.33 mi (7,661.00 km) |
| Oneonta to Tutrakan | 4,752.27 mi (7,648.04 km) |
| Oneonta to Varna | 4,839.06 mi (7,787.72 km) |
