| Penafiel to Superior (Colorado) | 4,786.73 mi (7,703.51 km) |
| Penafiel to Superior (Wisconsin) | 3,983.03 mi (6,410.06 km) |
| Penafiel to Surprise (Arizona) | 5,372.29 mi (8,645.87 km) |
| Penafiel to Susanville (California) | 5,382.72 mi (8,662.65 km) |
| Penafiel to Sussex (Wisconsin) | 3,930.35 mi (6,325.29 km) |
| Penafiel to Suwanee (Georgia) | 4,044.56 mi (6,509.10 km) |
| Penafiel to Swansea (Illinois) | 4,166.29 mi (6,705.00 km) |
| Penafiel to Sweetwater (Florida) | 4,169.28 mi (6,709.81 km) |
| Penafiel to Sweetwater (Texas) | 4,886.55 mi (7,864.15 km) |
| Penafiel to Sycamore (Illinois) | 3,988.19 mi (6,418.37 km) |
| Penafiel to Sylacauga (Alabama) | 4,183.53 mi (6,732.74 km) |
| Penafiel to Sylvania (Ohio) | 3,770.69 mi (6,068.34 km) |
| Penafiel to Syosset (New York) | 3,315.80 mi (5,336.27 km) |
| Penafiel to Syracuse (New York) | 3,381.41 mi (5,441.85 km) |
| Penafiel to Syracuse (Utah) | 5,021.28 mi (8,080.97 km) |
