| Ericeira to Silver Firs (Washington) | 5,157.84 mi (8,300.74 km) |
| Ericeira to Silver Spring (Maryland) | 3,540.74 mi (5,698.27 km) |
| Ericeira to Silver Springs Shores (Florida) | 4,103.81 mi (6,604.45 km) |
| Ericeira to Silverdale (Washington) | 5,185.34 mi (8,345.00 km) |
| Ericeira to Silverton (Oregon) | 5,313.34 mi (8,551.00 km) |
| Ericeira to Simi Valley (California) | 5,657.05 mi (9,104.14 km) |
| Ericeira to Simpsonville (South Carolina) | 3,928.20 mi (6,321.82 km) |
| Ericeira to Sioux City (Iowa) | 4,348.10 mi (6,997.59 km) |
| Ericeira to Sioux Falls (South Dakota) | 4,328.01 mi (6,965.26 km) |
| Ericeira to Skokie (Illinois) | 3,969.85 mi (6,388.86 km) |
| Ericeira to Sleepy Hollow (New York) | 3,333.07 mi (5,364.06 km) |
| Ericeira to Slidell (Louisiana) | 4,460.86 mi (7,179.06 km) |
| Ericeira to Smithfield (North Carolina) | 3,706.48 mi (5,965.00 km) |
| Ericeira to Smithfield (Utah) | 5,033.28 mi (8,100.27 km) |
| Ericeira to Smithville (Missouri) | 4,371.52 mi (7,035.29 km) |
