| Onate to Smolyan | 1,383.16 mi (2,225.98 km) |
| Onate to Sofia | 1,298.91 mi (2,090.40 km) |
| Onate to Sopot | 1,370.53 mi (2,205.66 km) |
| Onate to Sozopol | 1,521.00 mi (2,447.81 km) |
| Onate to Sredets | 1,496.98 mi (2,409.16 km) |
| Onate to Stamboliyski | 1,366.54 mi (2,199.24 km) |
| Onate to Stara Zagora | 1,418.35 mi (2,282.61 km) |
| Onate to Svilengrad | 1,455.63 mi (2,342.62 km) |
| Onate to Svishtov | 1,389.71 mi (2,236.53 km) |
| Onate to Targovishte | 1,454.72 mi (2,341.15 km) |
| Onate to Teteven | 1,343.20 mi (2,161.68 km) |
| Onate to Troyan | 1,366.05 mi (2,198.44 km) |
| Onate to Tryavna | 1,405.31 mi (2,261.63 km) |
| Onate to Tutrakan | 1,448.27 mi (2,330.76 km) |
| Onate to Varna | 1,521.27 mi (2,448.24 km) |
