Distance from Ranchi to Patna

The straight-line (great-circle) distance between Ranchi and Patna is 251.1 kilometres, roughly 37 min by plane at 850 km/h. By road it is about 325 km via NH19 and NH20, which takes around 4 h of driving without stops. The map below shows both routes, and the calculator recomputes them for any other pair of places.

Straight line251.1 km
By road325 km
Driving time4 h
Flight time37 min

About this page

This page is for travellers planning a trip from Ranchi, Jharkhand to Patna, Bihar. 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 highways you choose. Ranchi sits in Jharkhand and Patna in Bihar, so the road route can pass through several states. Tap "Calculate distance" in the calculator to redraw the route live.

Frequently asked questions

What is the distance from Ranchi to Patna?
In a straight line it is 251.1 km. By road it is about 325 km, roughly 4 h of driving.
How long does it take to fly from Ranchi to Patna?
Roughly 37 min: the distance at a cruising speed of 850 km/h plus about 19 minutes for take-off and landing.
How long is the road route between Ranchi and Patna?
About 325 km on the fastest route via NH19 and NH20, which takes around 4 h by car. Tap "Calculate distance" in the calculator to see the route on the map.
Are Ranchi and Patna in the same state?
No — Ranchi is in Jharkhand and Patna in Bihar.
How is the distance computed?
The straight-line distance uses the haversine (great-circle) formula, which gives the shortest distance between two points on Earth's spherical surface.