| Portogruaro to Southern Pines (North Carolina) | 4,628.91 mi (7,449.50 km) |
| Portogruaro to Southfield (Michigan) | 4,461.47 mi (7,180.04 km) |
| Portogruaro to Southgate (Michigan) | 4,471.36 mi (7,195.96 km) |
| Portogruaro to Southlake (Texas) | 5,462.09 mi (8,790.38 km) |
| Portogruaro to Spanaway (Washington) | 5,470.45 mi (8,803.84 km) |
| Portogruaro to Spanish Fork (Utah) | 5,582.87 mi (8,984.76 km) |
| Portogruaro to Spanish Lake (Missouri) | 4,902.47 mi (7,889.77 km) |
| Portogruaro to Spanish Springs (Nevada) | 5,843.12 mi (9,403.60 km) |
| Portogruaro to Sparks (Nevada) | 5,849.33 mi (9,413.59 km) |
| Portogruaro to Spartanburg (South Carolina) | 4,747.38 mi (7,640.17 km) |
| Portogruaro to Spearfish (South Dakota) | 5,098.49 mi (8,205.23 km) |
| Portogruaro to Speedway (Indiana) | 4,700.35 mi (7,564.48 km) |
| Portogruaro to Spencer (Iowa) | 4,874.39 mi (7,844.58 km) |
| Portogruaro to Spokane (Washington) | 5,314.80 mi (8,553.35 km) |
| Portogruaro to Spokane Valley (Washington) | 5,310.01 mi (8,545.63 km) |
