Distance from Sefton to Howth
The distance between Sefton, Australia and Howth, Ireland is 16,662 km (10,354 miles) in a straight line. If a road route exists, expect roughly 20828 km (12942 miles) by car — around 260 h 21 min of driving.
| Measure | Value |
|---|---|
| Straight-line distance | 16,662 km / 10,354 mi |
| Road distance (estimate) | ≈ 20828 km / 12942 mi |
| Driving time (estimate) | ≈ 260 h 21 min |
| Flight time (estimate) | ≈ 20 h 6 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 |
|---|---|---|
| Sefton, Australia | -27.4879835 | 153.01750257252 |
| Howth, Ireland | 53.3868498 | -6.0680424 |
Frequently asked questions
How far is Howth from Sefton?
The straight-line (air) distance from Sefton, Australia to Howth, Ireland is 16,662 km (10,354 miles). By road it is roughly 20828 km (12942 miles), depending on the route.
How long does it take to drive from Sefton to Howth?
Approximately 260 h 21 min, assuming an 80 km/h average over an estimated road distance of 20828 km. Actual time depends on the route, traffic and border crossings.
How long is the flight from Sefton to Howth?
A direct flight covers 16,662 km in about 20 h 6 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 Howth to Sefton (reverse route)
GPS coordinates of Sefton GPS coordinates of Howth