| Portales to Sinop | 6,552.40 mi (10,545.06 km) |
| Portales to Siran | 6,769.64 mi (10,894.68 km) |
| Portales to Sirnak | 7,018.36 mi (11,294.96 km) |
| Portales to Sirvan | 6,974.13 mi (11,223.78 km) |
| Portales to Sivas | 6,737.40 mi (10,842.80 km) |
| Portales to Sivasli | 6,584.90 mi (10,597.37 km) |
| Portales to Siverek | 6,919.90 mi (11,136.51 km) |
| Portales to Sivrice | 6,878.33 mi (11,069.61 km) |
| Portales to Sivrihisar | 6,590.95 mi (10,607.11 km) |
| Portales to Sogut | 6,516.49 mi (10,487.28 km) |
| Portales to Sogutlu | 6,477.28 mi (10,424.17 km) |
| Portales to Soke | 6,548.31 mi (10,538.48 km) |
| Portales to Solhan | 6,893.95 mi (11,094.74 km) |
| Portales to Soma | 6,477.71 mi (10,424.86 km) |
| Portales to Sorgun | 6,681.11 mi (10,752.21 km) |
