| Barrhead to Sinop | 1,994.84 mi (3,210.39 km) |
| Barrhead to Siran | 2,232.84 mi (3,593.40 km) |
| Barrhead to Sirnak | 2,489.98 mi (4,007.23 km) |
| Barrhead to Sirvan | 2,446.67 mi (3,937.54 km) |
| Barrhead to Sivas | 2,173.71 mi (3,498.25 km) |
| Barrhead to Sivasli | 1,966.50 mi (3,164.77 km) |
| Barrhead to Siverek | 2,359.11 mi (3,796.62 km) |
| Barrhead to Sivrice | 2,324.38 mi (3,740.73 km) |
| Barrhead to Sivrihisar | 1,984.26 mi (3,193.36 km) |
| Barrhead to Sogut | 1,906.18 mi (3,067.70 km) |
| Barrhead to Sogutlu | 1,873.56 mi (3,015.21 km) |
| Barrhead to Soke | 1,925.06 mi (3,098.08 km) |
| Barrhead to Solhan | 2,365.24 mi (3,806.49 km) |
| Barrhead to Soma | 1,856.22 mi (2,987.30 km) |
| Barrhead to Sorgun | 2,101.74 mi (3,382.42 km) |
