| Humacao to Savannah (Georgia) | 1,354.52 mi (2,179.89 km) |
| Humacao to Sayreville (New Jersey) | 1,622.57 mi (2,611.28 km) |
| Humacao to Sayville (New York) | 1,619.71 mi (2,606.66 km) |
| Humacao to Scaggsville (Maryland) | 1,594.78 mi (2,566.55 km) |
| Humacao to Scarsdale (New York) | 1,646.97 mi (2,650.55 km) |
| Humacao to Schaumburg (Illinois) | 2,106.12 mi (3,389.47 km) |
| Humacao to Schenectady (New York) | 1,768.16 mi (2,845.58 km) |
| Humacao to Schererville (Indiana) | 2,056.20 mi (3,309.13 km) |
| Humacao to Schertz (Texas) | 2,186.53 mi (3,518.88 km) |
| Humacao to Schiller Park (Illinois) | 2,094.80 mi (3,371.25 km) |
| Humacao to Schofield Barracks (Hawaii) | 5,903.07 mi (9,500.07 km) |
| Humacao to Scotchtown (New York) | 1,688.86 mi (2,717.96 km) |
| Humacao to Scottdale (Georgia) | 1,569.82 mi (2,526.37 km) |
| Humacao to Scotts Valley (California) | 3,622.80 mi (5,830.33 km) |
| Humacao to Scottsbluff (Nebraska) | 2,759.41 mi (4,440.85 km) |
