| Waterloo to Santa Rosa (California) | 5,493.00 mi (8,840.13 km) |
| Waterloo to Santaquin (Utah) | 5,081.85 mi (8,178.44 km) |
| Waterloo to Santee (California) | 5,650.10 mi (9,092.96 km) |
| Waterloo to Sapulpa (Oklahoma) | 4,752.59 mi (7,648.55 km) |
| Waterloo to Saraland (Alabama) | 4,703.78 mi (7,570.00 km) |
| Waterloo to Sarasota (Florida) | 4,651.18 mi (7,485.35 km) |
| Waterloo to Sarasota Springs (Florida) | 4,649.80 mi (7,483.13 km) |
| Waterloo to Saratoga (California) | 5,543.58 mi (8,921.54 km) |
| Waterloo to Saratoga Springs (New York) | 3,553.58 mi (5,718.93 km) |
| Waterloo to Saratoga Springs (Utah) | 5,064.82 mi (8,151.03 km) |
| Waterloo to Sartell (Minnesota) | 4,205.01 mi (6,767.32 km) |
| Waterloo to Satellite Beach (Florida) | 4,527.35 mi (7,286.07 km) |
| Waterloo to Sauk Rapids (Minnesota) | 4,203.70 mi (6,765.20 km) |
| Waterloo to Sault Ste. Marie (Michigan) | 3,813.75 mi (6,137.63 km) |
| Waterloo to Savage (Minnesota) | 4,216.71 mi (6,786.14 km) |
