| Milngavie to Smolyan | 1,632.29 mi (2,626.92 km) |
| Milngavie to Sofia | 1,528.00 mi (2,459.08 km) |
| Milngavie to Sopot | 1,580.63 mi (2,543.77 km) |
| Milngavie to Sozopol | 1,698.23 mi (2,733.04 km) |
| Milngavie to Sredets | 1,683.31 mi (2,709.02 km) |
| Milngavie to Stamboliyski | 1,598.67 mi (2,572.81 km) |
| Milngavie to Stara Zagora | 1,623.41 mi (2,612.63 km) |
| Milngavie to Svilengrad | 1,676.10 mi (2,697.42 km) |
| Milngavie to Svishtov | 1,555.26 mi (2,502.95 km) |
| Milngavie to Targovishte | 1,617.54 mi (2,603.17 km) |
| Milngavie to Teteven | 1,550.31 mi (2,494.98 km) |
| Milngavie to Troyan | 1,567.96 mi (2,523.39 km) |
| Milngavie to Tryavna | 1,596.80 mi (2,569.81 km) |
| Milngavie to Tutrakan | 1,581.10 mi (2,544.54 km) |
| Milngavie to Varna | 1,667.92 mi (2,684.26 km) |
