| Prestonpans to Sesimbra | 1,242.88 mi (2,000.22 km) |
| Prestonpans to Setubal | 1,235.27 mi (1,987.98 km) |
| Prestonpans to Sever do Vouga | 1,080.11 mi (1,738.27 km) |
| Prestonpans to Silves | 1,321.90 mi (2,127.39 km) |
| Prestonpans to Sines | 1,273.66 mi (2,049.76 km) |
| Prestonpans to Sintra | 1,221.93 mi (1,966.50 km) |
| Prestonpans to Sobrado de Paiva | 1,058.76 mi (1,703.91 km) |
| Prestonpans to Sobral de Monte Agraco | 1,204.54 mi (1,938.52 km) |
| Prestonpans to Soure | 1,129.16 mi (1,817.20 km) |
| Prestonpans to Tabua | 1,102.10 mi (1,773.66 km) |
| Prestonpans to Tavira | 1,320.11 mi (2,124.52 km) |
| Prestonpans to Tomar | 1,157.49 mi (1,862.80 km) |
| Prestonpans to Tondela | 1,091.99 mi (1,757.39 km) |
| Prestonpans to Torre de Moncorvo | 1,037.00 mi (1,668.89 km) |
| Prestonpans to Torres Novas | 1,167.69 mi (1,879.22 km) |
