| Security-Widefield to Storm Lake (Iowa) | 566.09 mi (911.03 km) |
| Security-Widefield to Storrs (Connecticut) | 1,713.89 mi (2,758.23 km) |
| Security-Widefield to Stoughton (Wisconsin) | 858.12 mi (1,381.00 km) |
| Security-Widefield to Stow (Ohio) | 1,240.41 mi (1,996.25 km) |
| Security-Widefield to Streamwood (Illinois) | 897.58 mi (1,444.51 km) |
| Security-Widefield to Streator (Illinois) | 856.10 mi (1,377.76 km) |
| Security-Widefield to Streetsboro (Ohio) | 1,245.04 mi (2,003.70 km) |
| Security-Widefield to Strongsville (Ohio) | 1,219.87 mi (1,963.19 km) |
| Security-Widefield to Stuart (Florida) | 1,619.98 mi (2,607.11 km) |
| Security-Widefield to Stuarts Draft (Virginia) | 1,387.12 mi (2,232.35 km) |
| Security-Widefield to Sturgis (Michigan) | 1,036.44 mi (1,667.99 km) |
| Security-Widefield to Suamico (Wisconsin) | 947.90 mi (1,525.49 km) |
| Security-Widefield to Sudley (Virginia) | 1,460.79 mi (2,350.92 km) |
| Security-Widefield to Suffern (New York) | 1,619.62 mi (2,606.53 km) |
| Security-Widefield to Suffolk (Virginia) | 1,534.84 mi (2,470.08 km) |
