| Security-Widefield to Shoreham-by-Sea | 4,750.15 mi (7,644.63 km) |
| Security-Widefield to Shotley Bridge | 4,537.07 mi (7,301.70 km) |
| Security-Widefield to Shrewsbury | 4,589.20 mi (7,385.60 km) |
| Security-Widefield to Sidcup | 4,739.34 mi (7,627.23 km) |
| Security-Widefield to Sidmouth | 4,650.00 mi (7,483.46 km) |
| Security-Widefield to Sileby | 4,645.36 mi (7,475.99 km) |
| Security-Widefield to Sittingbourne | 4,765.06 mi (7,668.63 km) |
| Security-Widefield to Skegness | 4,678.32 mi (7,529.02 km) |
| Security-Widefield to Skelmersdale | 4,556.34 mi (7,332.72 km) |
| Security-Widefield to Skipton | 4,566.49 mi (7,349.05 km) |
| Security-Widefield to Sleaford | 4,658.60 mi (7,497.29 km) |
| Security-Widefield to Slough | 4,711.89 mi (7,583.06 km) |
| Security-Widefield to Small Heath | 4,629.98 mi (7,451.24 km) |
| Security-Widefield to Smethwick | 4,624.83 mi (7,442.94 km) |
| Security-Widefield to Snaresbrook | 4,729.78 mi (7,611.84 km) |
