| Delaware to Scottsboro (Alabama) | 422.47 mi (679.90 km) |
| Delaware to Scottsdale (Arizona) | 1,644.89 mi (2,647.19 km) |
| Delaware to Scranton (Pennsylvania) | 394.78 mi (635.33 km) |
| Delaware to Seabrook (Maryland) | 343.16 mi (552.25 km) |
| Delaware to Seabrook (Texas) | 1,000.96 mi (1,610.89 km) |
| Delaware to Seaford (New York) | 504.04 mi (811.18 km) |
| Delaware to Seagoville (Texas) | 913.92 mi (1,470.82 km) |
| Delaware to Seal Beach (California) | 1,969.09 mi (3,168.94 km) |
| Delaware to Searcy (Arkansas) | 587.08 mi (944.81 km) |
| Delaware to Seaside (California) | 2,094.89 mi (3,371.40 km) |
| Delaware to SeaTac (Washington) | 1,992.77 mi (3,207.05 km) |
| Delaware to Seattle (Washington) | 1,993.96 mi (3,208.96 km) |
| Delaware to Sebastian (Florida) | 876.41 mi (1,410.44 km) |
| Delaware to Sebring (Florida) | 889.78 mi (1,431.96 km) |
| Delaware to Secaucus (New Jersey) | 474.08 mi (762.95 km) |
