| Portogruaro to Superior (Colorado) | 5,384.55 mi (8,665.59 km) |
| Portogruaro to Superior (Wisconsin) | 4,596.08 mi (7,396.67 km) |
| Portogruaro to Surprise (Arizona) | 5,971.77 mi (9,610.64 km) |
| Portogruaro to Susanville (California) | 5,823.41 mi (9,371.87 km) |
| Portogruaro to Sussex (Wisconsin) | 4,621.94 mi (7,438.29 km) |
| Portogruaro to Suwanee (Georgia) | 4,879.21 mi (7,852.33 km) |
| Portogruaro to Swansea (Illinois) | 4,905.28 mi (7,894.29 km) |
| Portogruaro to Sweetwater (Florida) | 5,109.21 mi (8,222.47 km) |
| Portogruaro to Sweetwater (Texas) | 5,612.00 mi (9,031.64 km) |
| Portogruaro to Sycamore (Illinois) | 4,692.12 mi (7,551.23 km) |
| Portogruaro to Sylacauga (Alabama) | 5,012.36 mi (8,066.61 km) |
| Portogruaro to Sylvania (Ohio) | 4,513.17 mi (7,263.24 km) |
| Portogruaro to Syosset (New York) | 4,135.56 mi (6,655.54 km) |
| Portogruaro to Syracuse (New York) | 4,153.52 mi (6,684.45 km) |
| Portogruaro to Syracuse (Utah) | 5,541.11 mi (8,917.55 km) |
