Distance from Dundalk to Poissy

The distance between Dundalk, Ireland and Poissy, France is 812 km (504 miles) in a straight line. If a road route exists, expect roughly 1015 km (631 miles) by car — around 12 h 41 min of driving.

Measure Value
Straight-line distance 812 km / 504 mi
Road distance (estimate) ≈ 1015 km / 631 mi
Driving time (estimate) ≈ 12 h 41 min
Flight time (estimate) ≈ 1 h 27 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
Dundalk, Ireland 53.9999772 -6.4037354
Poissy, France 48.927359988 2.042808818

Frequently asked questions

How far is Poissy from Dundalk?

The straight-line (air) distance from Dundalk, Ireland to Poissy, France is 812 km (504 miles). By road it is roughly 1015 km (631 miles), depending on the route.

How long does it take to drive from Dundalk to Poissy?

Approximately 12 h 41 min, assuming an 80 km/h average over an estimated road distance of 1015 km. Actual time depends on the route, traffic and border crossings.

How long is the flight from Dundalk to Poissy?

A direct flight covers 812 km in about 1 h 27 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.

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