| Port Neches to Sesimbra | 4,711.19 mi (7,581.93 km) |
| Port Neches to Setubal | 4,719.53 mi (7,595.36 km) |
| Port Neches to Sever do Vouga | 4,689.69 mi (7,547.33 km) |
| Port Neches to Silves | 4,777.24 mi (7,688.23 km) |
| Port Neches to Sines | 4,735.61 mi (7,621.23 km) |
| Port Neches to Sintra | 4,687.68 mi (7,544.09 km) |
| Port Neches to Sobrado de Paiva | 4,687.07 mi (7,543.12 km) |
| Port Neches to Sobral de Monte Agraco | 4,693.99 mi (7,554.24 km) |
| Port Neches to Soure | 4,693.73 mi (7,553.83 km) |
| Port Neches to Tabua | 4,715.58 mi (7,588.99 km) |
| Port Neches to Tavira | 4,819.20 mi (7,755.76 km) |
| Port Neches to Tomar | 4,715.81 mi (7,589.36 km) |
| Port Neches to Tondela | 4,708.98 mi (7,578.36 km) |
| Port Neches to Torre de Moncorvo | 4,737.79 mi (7,624.73 km) |
| Port Neches to Torres Novas | 4,713.42 mi (7,585.51 km) |
