| Delaware to Southern Pines (North Carolina) | 404.89 mi (651.61 km) |
| Delaware to Southfield (Michigan) | 151.72 mi (244.17 km) |
| Delaware to Southgate (Michigan) | 132.81 mi (213.73 km) |
| Delaware to Southlake (Texas) | 928.74 mi (1,494.67 km) |
| Delaware to Spanaway (Washington) | 1,998.87 mi (3,216.86 km) |
| Delaware to Spanish Fork (Utah) | 1,501.05 mi (2,415.70 km) |
| Delaware to Spanish Lake (Missouri) | 393.81 mi (633.77 km) |
| Delaware to Spanish Springs (Nevada) | 1,924.32 mi (3,096.90 km) |
| Delaware to Sparks (Nevada) | 1,928.07 mi (3,102.93 km) |
| Delaware to Spartanburg (South Carolina) | 374.33 mi (602.43 km) |
| Delaware to Spearfish (South Dakota) | 1,094.29 mi (1,761.09 km) |
| Delaware to Speedway (Indiana) | 171.29 mi (275.66 km) |
| Delaware to Spencer (Iowa) | 652.92 mi (1,050.77 km) |
| Delaware to Spokane (Washington) | 1,766.55 mi (2,842.99 km) |
| Delaware to Spokane Valley (Washington) | 1,757.32 mi (2,828.13 km) |
