| Port Neches to Sesena | 4,933.13 mi (7,939.10 km) |
| Port Neches to Sestao | 4,877.03 mi (7,848.81 km) |
| Port Neches to Sevilla | 4,899.79 mi (7,885.46 km) |
| Port Neches to Sevilla La Nueva | 4,910.37 mi (7,902.48 km) |
| Port Neches to Silla | 5,113.14 mi (8,228.80 km) |
| Port Neches to Silleda | 4,647.73 mi (7,479.79 km) |
| Port Neches to Sitges | 5,160.47 mi (8,304.98 km) |
| Port Neches to Socuellamos | 4,999.96 mi (8,046.66 km) |
| Port Neches to Soller | 5,248.55 mi (8,446.72 km) |
| Port Neches to Solsona | 5,123.79 mi (8,245.95 km) |
| Port Neches to Son Servera | 5,284.30 mi (8,504.26 km) |
| Port Neches to Sonseca | 4,932.24 mi (7,937.67 km) |
| Port Neches to Sopelana | 4,876.31 mi (7,847.67 km) |
| Port Neches to Soria | 4,945.05 mi (7,958.30 km) |
| Port Neches to Suances | 4,825.43 mi (7,765.78 km) |
