| Leven to Smolyan | 1,594.43 mi (2,565.98 km) |
| Leven to Sofia | 1,490.13 mi (2,398.13 km) |
| Leven to Sopot | 1,541.50 mi (2,480.80 km) |
| Leven to Sozopol | 1,656.92 mi (2,666.55 km) |
| Leven to Sredets | 1,642.45 mi (2,643.27 km) |
| Leven to Stamboliyski | 1,560.33 mi (2,511.11 km) |
| Leven to Stara Zagora | 1,583.74 mi (2,548.79 km) |
| Leven to Svilengrad | 1,636.68 mi (2,633.99 km) |
| Leven to Svishtov | 1,514.49 mi (2,437.34 km) |
| Leven to Targovishte | 1,576.20 mi (2,536.64 km) |
| Leven to Teteven | 1,511.30 mi (2,432.20 km) |
| Leven to Troyan | 1,528.59 mi (2,460.03 km) |
| Leven to Tryavna | 1,556.77 mi (2,505.38 km) |
| Leven to Tutrakan | 1,538.85 mi (2,476.55 km) |
| Leven to Varna | 1,625.62 mi (2,616.18 km) |
