| Glasgow to Sesena | 1,089.03 mi (1,752.62 km) |
| Glasgow to Sestao | 868.89 mi (1,398.35 km) |
| Glasgow to Sevilla | 1,289.14 mi (2,074.68 km) |
| Glasgow to Sevilla La Nueva | 1,071.93 mi (1,725.11 km) |
| Glasgow to Silla | 1,153.49 mi (1,856.36 km) |
| Glasgow to Silleda | 926.51 mi (1,491.07 km) |
| Glasgow to Sitges | 1,046.91 mi (1,684.83 km) |
| Glasgow to Socuellamos | 1,146.67 mi (1,845.38 km) |
| Glasgow to Soller | 1,156.42 mi (1,861.07 km) |
| Glasgow to Solsona | 992.37 mi (1,597.07 km) |
| Glasgow to Son Servera | 1,174.79 mi (1,890.64 km) |
| Glasgow to Sonseca | 1,116.71 mi (1,797.17 km) |
| Glasgow to Sopelana | 864.10 mi (1,390.63 km) |
| Glasgow to Soria | 977.12 mi (1,572.52 km) |
| Glasgow to Suances | 858.72 mi (1,381.98 km) |
