| Siilinjarvi to Smolyan | 1,489.81 mi (2,397.61 km) |
| Siilinjarvi to Sofia | 1,418.54 mi (2,282.91 km) |
| Siilinjarvi to Sopot | 1,416.09 mi (2,278.98 km) |
| Siilinjarvi to Sozopol | 1,427.35 mi (2,297.10 km) |
| Siilinjarvi to Sredets | 1,432.08 mi (2,304.71 km) |
| Siilinjarvi to Stamboliyski | 1,452.46 mi (2,337.51 km) |
| Siilinjarvi to Stara Zagora | 1,428.51 mi (2,298.97 km) |
| Siilinjarvi to Svilengrad | 1,473.45 mi (2,371.30 km) |
| Siilinjarvi to Svishtov | 1,347.60 mi (2,168.75 km) |
| Siilinjarvi to Targovishte | 1,370.45 mi (2,205.53 km) |
| Siilinjarvi to Teteven | 1,399.47 mi (2,252.22 km) |
| Siilinjarvi to Troyan | 1,400.12 mi (2,253.28 km) |
| Siilinjarvi to Tryavna | 1,398.94 mi (2,251.38 km) |
| Siilinjarvi to Tutrakan | 1,315.16 mi (2,116.54 km) |
| Siilinjarvi to Varna | 1,372.11 mi (2,208.20 km) |
