Distance from Howth to Portland
The distance between Howth, Ireland and Portland, Australia is 17,044 km (10,591 miles) in a straight line. If a road route exists, expect roughly 21306 km (13239 miles) by car — around 266 h 19 min of driving.
| Measure | Value |
|---|---|
| Straight-line distance | 17,044 km / 10,591 mi |
| Road distance (estimate) | ≈ 21306 km / 13239 mi |
| Driving time (estimate) | ≈ 266 h 19 min |
| Flight time (estimate) | ≈ 20 h 33 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 |
|---|---|---|
| Howth, Ireland | 53.3868498 | -6.0680424 |
| Portland, Australia | -38.347127084 | 141.604485475 |
Frequently asked questions
How far is Portland from Howth?
The straight-line (air) distance from Howth, Ireland to Portland, Australia is 17,044 km (10,591 miles). By road it is roughly 21306 km (13239 miles), depending on the route.
How long does it take to drive from Howth to Portland?
Approximately 266 h 19 min, assuming an 80 km/h average over an estimated road distance of 21306 km. Actual time depends on the route, traffic and border crossings.
How long is the flight from Howth to Portland?
A direct flight covers 17,044 km in about 20 h 33 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 Portland to Howth (reverse route)
GPS coordinates of Howth GPS coordinates of Portland