| Drogheda to Superior (Colorado) | 4,379.64 mi (7,048.35 km) |
| Drogheda to Superior (Wisconsin) | 3,587.06 mi (5,772.82 km) |
| Drogheda to Surprise (Arizona) | 4,968.64 mi (7,996.25 km) |
| Drogheda to Susanville (California) | 4,855.40 mi (7,814.02 km) |
| Drogheda to Sussex (Wisconsin) | 3,610.19 mi (5,810.04 km) |
| Drogheda to Suwanee (Georgia) | 3,886.03 mi (6,253.95 km) |
| Drogheda to Swansea (Illinois) | 3,895.49 mi (6,269.19 km) |
| Drogheda to Sweetwater (Florida) | 4,158.21 mi (6,691.99 km) |
| Drogheda to Sweetwater (Texas) | 4,600.44 mi (7,403.69 km) |
| Drogheda to Sycamore (Illinois) | 3,680.65 mi (5,923.43 km) |
| Drogheda to Sylacauga (Alabama) | 4,016.75 mi (6,464.33 km) |
| Drogheda to Sylvania (Ohio) | 3,504.79 mi (5,640.42 km) |
| Drogheda to Syosset (New York) | 3,144.32 mi (5,060.30 km) |
| Drogheda to Syracuse (New York) | 3,151.12 mi (5,071.23 km) |
| Drogheda to Syracuse (Utah) | 4,550.70 mi (7,323.65 km) |
