| Leighton Buzzard to Silver Firs (Washington) | 4,728.48 mi (7,609.75 km) |
| Leighton Buzzard to Silver Spring (Maryland) | 3,629.10 mi (5,840.47 km) |
| Leighton Buzzard to Silver Springs Shores (Florida) | 4,308.41 mi (6,933.72 km) |
| Leighton Buzzard to Silverdale (Washington) | 4,753.68 mi (7,650.32 km) |
| Leighton Buzzard to Silverton (Oregon) | 4,909.17 mi (7,900.54 km) |
| Leighton Buzzard to Simi Valley (California) | 5,408.43 mi (8,704.02 km) |
| Leighton Buzzard to Simpsonville (South Carolina) | 4,041.92 mi (6,504.84 km) |
| Leighton Buzzard to Sioux City (Iowa) | 4,207.81 mi (6,771.81 km) |
| Leighton Buzzard to Sioux Falls (South Dakota) | 4,168.73 mi (6,708.92 km) |
| Leighton Buzzard to Skokie (Illinois) | 3,911.07 mi (6,294.25 km) |
| Leighton Buzzard to Sleepy Hollow (New York) | 3,408.71 mi (5,485.79 km) |
| Leighton Buzzard to Slidell (Louisiana) | 4,567.01 mi (7,349.89 km) |
| Leighton Buzzard to Smithfield (North Carolina) | 3,844.84 mi (6,187.68 km) |
| Leighton Buzzard to Smithfield (Utah) | 4,764.48 mi (7,667.68 km) |
| Leighton Buzzard to Smithville (Missouri) | 4,294.91 mi (6,911.99 km) |
