| Waterloo to Scottsboro (Alabama) | 4,432.05 mi (7,132.70 km) |
| Waterloo to Scottsdale (Arizona) | 5,436.13 mi (8,748.61 km) |
| Waterloo to Scranton (Pennsylvania) | 3,700.60 mi (5,955.53 km) |
| Waterloo to Seabrook (Maryland) | 3,856.21 mi (6,205.97 km) |
| Waterloo to Seabrook (Texas) | 5,045.23 mi (8,119.51 km) |
| Waterloo to Seaford (New York) | 3,644.74 mi (5,865.64 km) |
| Waterloo to Seagoville (Texas) | 4,943.29 mi (7,955.46 km) |
| Waterloo to Seal Beach (California) | 5,632.04 mi (9,063.89 km) |
| Waterloo to Searcy (Arkansas) | 4,625.86 mi (7,444.61 km) |
| Waterloo to Seaside (California) | 5,575.88 mi (8,973.52 km) |
| Waterloo to SeaTac (Washington) | 4,952.44 mi (7,970.18 km) |
| Waterloo to Seattle (Washington) | 4,942.77 mi (7,954.61 km) |
| Waterloo to Sebastian (Florida) | 4,542.03 mi (7,309.68 km) |
| Waterloo to Sebring (Florida) | 4,598.31 mi (7,400.26 km) |
| Waterloo to Secaucus (New Jersey) | 3,663.16 mi (5,895.29 km) |
