| Lier to Smolyan | 1,406.17 mi (2,263.02 km) |
| Lier to Sofia | 1,309.08 mi (2,106.76 km) |
| Lier to Sopot | 1,338.66 mi (2,154.36 km) |
| Lier to Sozopol | 1,414.41 mi (2,276.27 km) |
| Lier to Sredets | 1,407.70 mi (2,265.47 km) |
| Lier to Stamboliyski | 1,367.65 mi (2,201.03 km) |
| Lier to Stara Zagora | 1,370.19 mi (2,205.11 km) |
| Lier to Svilengrad | 1,423.63 mi (2,291.11 km) |
| Lier to Svishtov | 1,289.23 mi (2,074.81 km) |
| Lier to Targovishte | 1,338.12 mi (2,153.50 km) |
| Lier to Teteven | 1,312.35 mi (2,112.02 km) |
| Lier to Troyan | 1,323.11 mi (2,129.35 km) |
| Lier to Tryavna | 1,339.66 mi (2,155.98 km) |
| Lier to Tutrakan | 1,289.07 mi (2,074.56 km) |
| Lier to Varna | 1,369.63 mi (2,204.20 km) |
