Distance from Kilkenny to Dublin

The straight-line (great-circle) distance between Kilkenny and Dublin is 101.7 kilometres, roughly 15 min by plane at 850 km/h. By road it is about 125 km via Naas Road and Kilcullen to Carlow Motorway, which takes around 1 h 35 min of driving without stops. The map below shows both routes, and the calculator recomputes them for any other pair of places.

Straight line101.7 km
By road125 km
Driving time1 h 35 min
Flight time15 min

About this page

This page is for anyone planning a trip from Kilkenny to Dublin, in Ireland. The straight-line distance comes from the haversine formula (great-circle distance). The road distance and driving time are the fastest car route on the OpenStreetMap road network, computed with OSRM; the actual time depends on traffic, stops and the roads you choose. Tap "Calculate distance" in the calculator to redraw the route live.

Frequently asked questions

What is the distance from Kilkenny to Dublin?
In a straight line it is 101.7 km. By road it is about 125 km, roughly 1 h 35 min of driving.
How long is the flight from Kilkenny to Dublin?
Roughly 15 min: the distance at a cruising speed of 850 km/h plus about 8 minutes for take-off and landing.
How many kilometres by road between Kilkenny and Dublin?
About 125 km on the fastest route via Naas Road and Kilcullen to Carlow Motorway, which takes around 1 h 35 min by car. Tap "Calculate distance" in the calculator to see the route on the map.
How is this distance calculated?
The straight-line distance uses the haversine formula, which gives the shortest path between two points on the Earth's surface.