| Larbert to Smolyan | 1,617.69 mi (2,603.43 km) |
| Larbert to Sofia | 1,513.40 mi (2,435.57 km) |
| Larbert to Sopot | 1,565.59 mi (2,519.58 km) |
| Larbert to Sozopol | 1,682.47 mi (2,707.67 km) |
| Larbert to Sredets | 1,667.70 mi (2,683.90 km) |
| Larbert to Stamboliyski | 1,583.91 mi (2,549.05 km) |
| Larbert to Stara Zagora | 1,608.20 mi (2,588.15 km) |
| Larbert to Svilengrad | 1,660.97 mi (2,673.08 km) |
| Larbert to Svishtov | 1,539.67 mi (2,477.86 km) |
| Larbert to Targovishte | 1,601.76 mi (2,577.78 km) |
| Larbert to Teteven | 1,535.31 mi (2,470.85 km) |
| Larbert to Troyan | 1,552.85 mi (2,499.07 km) |
| Larbert to Tryavna | 1,581.46 mi (2,545.12 km) |
| Larbert to Tutrakan | 1,565.01 mi (2,518.64 km) |
| Larbert to Varna | 1,651.82 mi (2,658.34 km) |
