| Lahti to Smolyan | 1,341.00 mi (2,158.14 km) |
| Lahti to Sofia | 1,266.94 mi (2,038.94 km) |
| Lahti to Sopot | 1,267.26 mi (2,039.46 km) |
| Lahti to Sozopol | 1,285.67 mi (2,069.09 km) |
| Lahti to Sredets | 1,289.06 mi (2,074.54 km) |
| Lahti to Stamboliyski | 1,303.25 mi (2,097.37 km) |
| Lahti to Stara Zagora | 1,281.68 mi (2,062.67 km) |
| Lahti to Svilengrad | 1,327.94 mi (2,137.11 km) |
| Lahti to Svishtov | 1,199.98 mi (1,931.18 km) |
| Lahti to Targovishte | 1,225.86 mi (1,972.83 km) |
| Lahti to Teteven | 1,249.60 mi (2,011.04 km) |
| Lahti to Troyan | 1,251.19 mi (2,013.59 km) |
| Lahti to Tryavna | 1,251.74 mi (2,014.48 km) |
| Lahti to Tutrakan | 1,170.65 mi (1,883.98 km) |
| Lahti to Varna | 1,231.14 mi (1,981.32 km) |
