| Sitges to Smyrna (Delaware) | 3,940.10 mi (6,340.98 km) |
| Sitges to Smyrna (Georgia) | 4,557.51 mi (7,334.60 km) |
| Sitges to Smyrna (Tennessee) | 4,568.25 mi (7,351.88 km) |
| Sitges to Snellville (Georgia) | 4,533.58 mi (7,296.08 km) |
| Sitges to Snoqualmie (Washington) | 5,401.63 mi (8,693.09 km) |
| Sitges to Snyder (Texas) | 5,352.69 mi (8,614.32 km) |
| Sitges to Socastee (South Carolina) | 4,301.57 mi (6,922.71 km) |
| Sitges to Socorro (Texas) | 5,633.47 mi (9,066.19 km) |
| Sitges to Soddy-Daisy (Tennessee) | 4,533.60 mi (7,296.13 km) |
| Sitges to Solana Beach (California) | 6,010.26 mi (9,672.58 km) |
| Sitges to Soledad (California) | 5,977.73 mi (9,620.22 km) |
| Sitges to Solon (Ohio) | 4,135.76 mi (6,655.86 km) |
| Sitges to Somers Point (New Jersey) | 3,892.39 mi (6,264.19 km) |
| Sitges to Somerset (Kentucky) | 4,437.00 mi (7,140.67 km) |
| Sitges to Somerset (New Jersey) | 3,848.56 mi (6,193.65 km) |
