| Duluth to Santa Ursula | 4,163.14 mi (6,699.92 km) |
| Duluth to Santander | 4,073.47 mi (6,555.62 km) |
| Duluth to Santany | 4,531.04 mi (7,292.00 km) |
| Duluth to Santiago de Compostela | 3,904.39 mi (6,283.51 km) |
| Duluth to Santiago del Teide | 4,153.92 mi (6,685.08 km) |
| Duluth to Santiponce | 4,236.60 mi (6,818.15 km) |
| Duluth to Santomera | 4,419.30 mi (7,112.17 km) |
| Duluth to Santona | 4,088.28 mi (6,579.45 km) |
| Duluth to Santurce-Antiguo | 4,109.96 mi (6,614.34 km) |
| Duluth to Sarria | 3,954.68 mi (6,364.44 km) |
| Duluth to Sauzal | 4,163.30 mi (6,700.19 km) |
| Duluth to Sedavi | 4,385.72 mi (7,058.13 km) |
| Duluth to Segorbe | 4,362.59 mi (7,020.90 km) |
| Duluth to Segovia | 4,166.50 mi (6,705.34 km) |
| Duluth to Senmanat | 4,389.64 mi (7,064.44 km) |
