| Natchitoches to Sesena | 4,821.38 mi (7,759.26 km) |
| Natchitoches to Sestao | 4,761.46 mi (7,662.82 km) |
| Natchitoches to Sevilla | 4,792.53 mi (7,712.83 km) |
| Natchitoches to Sevilla La Nueva | 4,798.47 mi (7,722.40 km) |
| Natchitoches to Silla | 5,000.86 mi (8,048.11 km) |
| Natchitoches to Silleda | 4,534.61 mi (7,297.75 km) |
| Natchitoches to Sitges | 5,045.30 mi (8,119.63 km) |
| Natchitoches to Socuellamos | 4,888.78 mi (7,867.73 km) |
| Natchitoches to Soller | 5,134.51 mi (8,263.20 km) |
| Natchitoches to Solsona | 5,007.96 mi (8,059.53 km) |
| Natchitoches to Son Servera | 5,170.14 mi (8,320.53 km) |
| Natchitoches to Sonseca | 4,821.06 mi (7,758.75 km) |
| Natchitoches to Sopelana | 4,760.66 mi (7,661.54 km) |
| Natchitoches to Soria | 4,830.95 mi (7,774.67 km) |
| Natchitoches to Suances | 4,710.08 mi (7,580.15 km) |
