| Prudhoe to Sesena | 1,030.07 mi (1,657.74 km) |
| Prudhoe to Sestao | 806.62 mi (1,298.13 km) |
| Prudhoe to Sevilla | 1,239.83 mi (1,995.31 km) |
| Prudhoe to Sevilla La Nueva | 1,014.65 mi (1,632.92 km) |
| Prudhoe to Silla | 1,079.86 mi (1,737.86 km) |
| Prudhoe to Silleda | 894.62 mi (1,439.76 km) |
| Prudhoe to Sitges | 962.98 mi (1,549.76 km) |
| Prudhoe to Socuellamos | 1,083.42 mi (1,743.59 km) |
| Prudhoe to Soller | 1,070.62 mi (1,723.00 km) |
| Prudhoe to Solsona | 908.81 mi (1,462.58 km) |
| Prudhoe to Son Servera | 1,086.90 mi (1,749.20 km) |
| Prudhoe to Sonseca | 1,058.89 mi (1,704.12 km) |
| Prudhoe to Sopelana | 801.67 mi (1,290.17 km) |
| Prudhoe to Soria | 912.07 mi (1,467.83 km) |
| Prudhoe to Suances | 802.56 mi (1,291.59 km) |
