| Romeoville to Scottsboro (Alabama) | 495.47 mi (797.39 km) |
| Romeoville to Scottsdale (Arizona) | 1,405.14 mi (2,261.36 km) |
| Romeoville to Scranton (Pennsylvania) | 642.93 mi (1,034.69 km) |
| Romeoville to Seabrook (Maryland) | 619.87 mi (997.58 km) |
| Romeoville to Seabrook (Texas) | 918.56 mi (1,478.28 km) |
| Romeoville to Seaford (New York) | 761.97 mi (1,226.28 km) |
| Romeoville to Seagoville (Texas) | 774.53 mi (1,246.49 km) |
| Romeoville to Seal Beach (California) | 1,716.51 mi (2,762.45 km) |
| Romeoville to Searcy (Arkansas) | 483.24 mi (777.69 km) |
| Romeoville to Seaside (California) | 1,828.11 mi (2,942.06 km) |
| Romeoville to SeaTac (Washington) | 1,716.56 mi (2,762.53 km) |
| Romeoville to Seattle (Washington) | 1,717.98 mi (2,764.81 km) |
| Romeoville to Sebastian (Florida) | 1,049.09 mi (1,688.34 km) |
| Romeoville to Sebring (Florida) | 1,047.72 mi (1,686.15 km) |
| Romeoville to Secaucus (New Jersey) | 731.05 mi (1,176.52 km) |
