| Otopeni to Sesimbra | 1,853.02 mi (2,982.14 km) |
| Otopeni to Setubal | 1,840.52 mi (2,962.03 km) |
| Otopeni to Sever do Vouga | 1,756.71 mi (2,827.15 km) |
| Otopeni to Silves | 1,858.12 mi (2,990.35 km) |
| Otopeni to Sines | 1,855.70 mi (2,986.46 km) |
| Otopeni to Sintra | 1,857.16 mi (2,988.81 km) |
| Otopeni to Sobrado de Paiva | 1,744.75 mi (2,807.90 km) |
| Otopeni to Sobral de Monte Agraco | 1,839.46 mi (2,960.32 km) |
| Otopeni to Soure | 1,786.62 mi (2,875.29 km) |
| Otopeni to Tabua | 1,749.15 mi (2,814.98 km) |
| Otopeni to Tavira | 1,821.57 mi (2,931.53 km) |
| Otopeni to Tomar | 1,787.59 mi (2,876.84 km) |
| Otopeni to Tondela | 1,747.99 mi (2,813.11 km) |
| Otopeni to Torre de Moncorvo | 1,685.27 mi (2,712.17 km) |
| Otopeni to Torres Novas | 1,796.85 mi (2,891.75 km) |
