| Diamond Bar to Sesimbra | 5,665.11 mi (9,117.11 km) |
| Diamond Bar to Setubal | 5,670.58 mi (9,125.92 km) |
| Diamond Bar to Sever do Vouga | 5,599.47 mi (9,011.47 km) |
| Diamond Bar to Silves | 5,746.81 mi (9,248.60 km) |
| Diamond Bar to Sines | 5,695.85 mi (9,166.58 km) |
| Diamond Bar to Sintra | 5,637.80 mi (9,073.16 km) |
| Diamond Bar to Sobrado de Paiva | 5,590.93 mi (8,997.73 km) |
| Diamond Bar to Sobral de Monte Agraco | 5,638.71 mi (9,074.63 km) |
| Diamond Bar to Soure | 5,617.20 mi (9,040.00 km) |
| Diamond Bar to Tabua | 5,629.26 mi (9,059.43 km) |
| Diamond Bar to Tavira | 5,783.93 mi (9,308.34 km) |
| Diamond Bar to Tomar | 5,645.31 mi (9,085.24 km) |
| Diamond Bar to Tondela | 5,620.38 mi (9,045.13 km) |
| Diamond Bar to Torre de Moncorvo | 5,630.30 mi (9,061.10 km) |
| Diamond Bar to Torres Novas | 5,646.03 mi (9,086.41 km) |
