| San Cugat del Valles to Smyrna (Delaware) | 3,946.02 mi (6,350.51 km) |
| San Cugat del Valles to Smyrna (Georgia) | 4,563.76 mi (7,344.67 km) |
| San Cugat del Valles to Smyrna (Tennessee) | 4,573.42 mi (7,360.20 km) |
| San Cugat del Valles to Snellville (Georgia) | 4,539.93 mi (7,306.31 km) |
| San Cugat del Valles to Snoqualmie (Washington) | 5,396.43 mi (8,684.71 km) |
| San Cugat del Valles to Snyder (Texas) | 5,355.96 mi (8,619.58 km) |
| San Cugat del Valles to Socastee (South Carolina) | 4,308.93 mi (6,934.55 km) |
| San Cugat del Valles to Socorro (Texas) | 5,635.85 mi (9,070.03 km) |
| San Cugat del Valles to Soddy-Daisy (Tennessee) | 4,539.27 mi (7,305.24 km) |
| San Cugat del Valles to Solana Beach (California) | 6,009.68 mi (9,671.65 km) |
| San Cugat del Valles to Soledad (California) | 5,975.31 mi (9,616.33 km) |
| San Cugat del Valles to Solon (Ohio) | 4,139.91 mi (6,662.54 km) |
| San Cugat del Valles to Somers Point (New Jersey) | 3,898.46 mi (6,273.97 km) |
| San Cugat del Valles to Somerset (Kentucky) | 4,442.15 mi (7,148.95 km) |
| San Cugat del Valles to Somerset (New Jersey) | 3,854.18 mi (6,202.71 km) |
