| Santa Monica to Smyrna (Delaware) | 2,381.61 mi (3,832.84 km) |
| Santa Monica to Smyrna (Georgia) | 1,937.73 mi (3,118.48 km) |
| Santa Monica to Smyrna (Tennessee) | 1,805.58 mi (2,905.80 km) |
| Santa Monica to Snellville (Georgia) | 1,966.80 mi (3,165.26 km) |
| Santa Monica to Snoqualmie (Washington) | 949.33 mi (1,527.80 km) |
| Santa Monica to Snyder (Texas) | 1,016.59 mi (1,636.05 km) |
| Santa Monica to Socastee (South Carolina) | 2,250.63 mi (3,622.04 km) |
| Santa Monica to Socorro (Texas) | 727.90 mi (1,171.45 km) |
| Santa Monica to Soddy-Daisy (Tennessee) | 1,886.40 mi (3,035.86 km) |
| Santa Monica to Solana Beach (California) | 100.13 mi (161.14 km) |
| Santa Monica to Soledad (California) | 232.42 mi (374.05 km) |
| Santa Monica to Solon (Ohio) | 2,070.84 mi (3,332.70 km) |
| Santa Monica to Somers Point (New Jersey) | 2,434.81 mi (3,918.44 km) |
| Santa Monica to Somerset (Kentucky) | 1,905.53 mi (3,066.65 km) |
| Santa Monica to Somerset (New Jersey) | 2,433.79 mi (3,916.81 km) |
