Distance from Dún Laoghaire to SeaTac
The distance between Dún Laoghaire, Ireland and SeaTac, United States is 7,301 km (4,536 miles) in a straight line. If a road route exists, expect roughly 9126 km (5671 miles) by car — around 114 h 5 min of driving.
| Measure | Value |
|---|---|
| Straight-line distance | 7,301 km / 4,536 mi |
| Road distance (estimate) | ≈ 9126 km / 5671 mi |
| Driving time (estimate) | ≈ 114 h 5 min |
| Flight time (estimate) | ≈ 9 h 5 min |
Road distance and travel times are estimates based on the straight-line distance (road factor 1.25, average speed 80 km/h) — actual routes vary.
| Place | Latitude | Longitude |
|---|---|---|
| Dún Laoghaire, Ireland | 53.2771334 | -6.1447482 |
| SeaTac, United States | 47.445261 | -122.2945348 |
Frequently asked questions
How far is SeaTac from Dún Laoghaire?
The straight-line (air) distance from Dún Laoghaire, Ireland to SeaTac, United States is 7,301 km (4,536 miles). By road it is roughly 9126 km (5671 miles), depending on the route.
How long does it take to drive from Dún Laoghaire to SeaTac?
Approximately 114 h 5 min, assuming an 80 km/h average over an estimated road distance of 9126 km. Actual time depends on the route, traffic and border crossings.
How long is the flight from Dún Laoghaire to SeaTac?
A direct flight covers 7,301 km in about 9 h 5 min at typical cruise speed, plus airport time. Not all city pairs have direct flights.
How do I calculate distances for a whole list of locations?
Upload a CSV or Excel spreadsheet to the batch distance calculator — it computes the distance for every origin–destination row at once. The first records are free to try.
Related distances
Distance from SeaTac to Dún Laoghaire (reverse route)
GPS coordinates of Dún Laoghaire GPS coordinates of SeaTac