| Grand Forks to Sesimbra | 4,236.90 mi (6,818.63 km) |
| Grand Forks to Setubal | 4,241.84 mi (6,826.59 km) |
| Grand Forks to Sever do Vouga | 4,165.41 mi (6,703.58 km) |
| Grand Forks to Silves | 4,320.79 mi (6,953.64 km) |
| Grand Forks to Sines | 4,268.51 mi (6,869.51 km) |
| Grand Forks to Sintra | 4,209.15 mi (6,773.98 km) |
| Grand Forks to Sobrado de Paiva | 4,156.26 mi (6,688.86 km) |
| Grand Forks to Sobral de Monte Agraco | 4,209.17 mi (6,774.01 km) |
| Grand Forks to Soure | 4,184.71 mi (6,734.64 km) |
| Grand Forks to Tabua | 4,195.50 mi (6,752.00 km) |
| Grand Forks to Tavira | 4,356.71 mi (7,011.45 km) |
| Grand Forks to Tomar | 4,213.46 mi (6,780.90 km) |
| Grand Forks to Tondela | 4,186.40 mi (6,737.36 km) |
| Grand Forks to Torre de Moncorvo | 4,194.38 mi (6,750.19 km) |
| Grand Forks to Torres Novas | 4,214.62 mi (6,782.77 km) |
