| Osny to Smolyan | 1,208.85 mi (1,945.46 km) |
| Osny to Sofia | 1,108.52 mi (1,783.99 km) |
| Osny to Sopot | 1,172.52 mi (1,887.00 km) |
| Osny to Sozopol | 1,311.05 mi (2,109.93 km) |
| Osny to Sredets | 1,291.11 mi (2,077.83 km) |
| Osny to Stamboliyski | 1,181.30 mi (1,901.13 km) |
| Osny to Stara Zagora | 1,219.67 mi (1,962.88 km) |
| Osny to Svilengrad | 1,267.52 mi (2,039.88 km) |
| Osny to Svishtov | 1,167.27 mi (1,878.54 km) |
| Osny to Targovishte | 1,233.88 mi (1,985.74 km) |
| Osny to Teteven | 1,142.10 mi (1,838.04 km) |
| Osny to Troyan | 1,163.07 mi (1,871.79 km) |
| Osny to Tryavna | 1,198.25 mi (1,928.40 km) |
| Osny to Tutrakan | 1,210.80 mi (1,948.60 km) |
| Osny to Varna | 1,294.56 mi (2,083.40 km) |
