| Boise to Stanmore | 4,827.89 mi (7,769.74 km) |
| Boise to Stannington | 4,704.29 mi (7,570.83 km) |
| Boise to Stansted Mountfitchet | 4,829.09 mi (7,771.66 km) |
| Boise to Stanwell | 4,831.20 mi (7,775.07 km) |
| Boise to Stapleford | 4,734.78 mi (7,619.89 km) |
| Boise to Staveley | 4,715.95 mi (7,589.59 km) |
| Boise to Stepney | 4,840.98 mi (7,790.81 km) |
| Boise to Stevenage | 4,817.10 mi (7,752.38 km) |
| Boise to Stevenston | 4,503.67 mi (7,247.95 km) |
| Boise to Stirling | 4,505.32 mi (7,250.61 km) |
| Boise to Stockport | 4,685.72 mi (7,540.93 km) |
| Boise to Stocksbridge | 4,698.78 mi (7,561.96 km) |
| Boise to Stockton-on-Tees | 4,653.44 mi (7,488.99 km) |
| Boise to Stoke Gifford | 4,765.50 mi (7,669.32 km) |
| Boise to Stoke-on-Trent | 4,704.48 mi (7,571.14 km) |
