| Kirkintilloch to Smolyan | 1,626.62 mi (2,617.79 km) |
| Kirkintilloch to Sofia | 1,522.33 mi (2,449.95 km) |
| Kirkintilloch to Sopot | 1,574.88 mi (2,534.52 km) |
| Kirkintilloch to Sozopol | 1,692.36 mi (2,723.59 km) |
| Kirkintilloch to Sredets | 1,677.46 mi (2,699.61 km) |
| Kirkintilloch to Stamboliyski | 1,592.96 mi (2,563.63 km) |
| Kirkintilloch to Stara Zagora | 1,617.63 mi (2,603.33 km) |
| Kirkintilloch to Svilengrad | 1,670.33 mi (2,688.13 km) |
| Kirkintilloch to Svishtov | 1,549.42 mi (2,493.55 km) |
| Kirkintilloch to Targovishte | 1,611.66 mi (2,593.72 km) |
| Kirkintilloch to Teteven | 1,544.56 mi (2,485.73 km) |
| Kirkintilloch to Troyan | 1,562.20 mi (2,514.11 km) |
| Kirkintilloch to Tryavna | 1,591.00 mi (2,560.47 km) |
| Kirkintilloch to Tutrakan | 1,575.18 mi (2,535.01 km) |
| Kirkintilloch to Varna | 1,662.00 mi (2,674.73 km) |
