| Kennewick to Smyrna (Delaware) | 2,232.03 mi (3,592.11 km) |
| Kennewick to Smyrna (Georgia) | 2,001.07 mi (3,220.42 km) |
| Kennewick to Smyrna (Tennessee) | 1,825.05 mi (2,937.14 km) |
| Kennewick to Snellville (Georgia) | 2,025.31 mi (3,259.41 km) |
| Kennewick to Snoqualmie (Washington) | 156.03 mi (251.11 km) |
| Kennewick to Snyder (Texas) | 1,341.85 mi (2,159.50 km) |
| Kennewick to Socastee (South Carolina) | 2,267.14 mi (3,648.62 km) |
| Kennewick to Socorro (Texas) | 1,218.75 mi (1,961.38 km) |
| Kennewick to Soddy-Daisy (Tennessee) | 1,915.54 mi (3,082.77 km) |
| Kennewick to Solana Beach (California) | 917.88 mi (1,477.19 km) |
| Kennewick to Soledad (California) | 683.24 mi (1,099.57 km) |
| Kennewick to Solon (Ohio) | 1,892.67 mi (3,045.96 km) |
| Kennewick to Somers Point (New Jersey) | 2,279.10 mi (3,667.85 km) |
| Kennewick to Somerset (Kentucky) | 1,874.98 mi (3,017.49 km) |
| Kennewick to Somerset (New Jersey) | 2,248.00 mi (3,617.80 km) |
