| Olgiate Olona to Silver Firs (Washington) | 5,331.60 mi (8,580.38 km) |
| Olgiate Olona to Silver Spring (Maryland) | 4,196.93 mi (6,754.31 km) |
| Olgiate Olona to Silver Springs Shores (Florida) | 4,852.48 mi (7,809.31 km) |
| Olgiate Olona to Silverdale (Washington) | 5,356.41 mi (8,620.31 km) |
| Olgiate Olona to Silverton (Oregon) | 5,514.58 mi (8,874.86 km) |
| Olgiate Olona to Simi Valley (California) | 6,021.74 mi (9,691.05 km) |
| Olgiate Olona to Simpsonville (South Carolina) | 4,607.32 mi (7,414.76 km) |
| Olgiate Olona to Sioux City (Iowa) | 4,815.06 mi (7,749.08 km) |
| Olgiate Olona to Sioux Falls (South Dakota) | 4,777.41 mi (7,688.50 km) |
| Olgiate Olona to Skokie (Illinois) | 4,507.82 mi (7,254.63 km) |
| Olgiate Olona to Sleepy Hollow (New York) | 3,977.38 mi (6,400.97 km) |
| Olgiate Olona to Slidell (Louisiana) | 5,137.84 mi (8,268.56 km) |
| Olgiate Olona to Smithfield (North Carolina) | 4,402.68 mi (7,085.43 km) |
| Olgiate Olona to Smithfield (Utah) | 5,377.78 mi (8,654.70 km) |
| Olgiate Olona to Smithville (Missouri) | 4,895.82 mi (7,879.05 km) |
