Distance from Patna to Coimbatore

The straight-line (great-circle) distance between Patna and Coimbatore is 1,837.3 kilometres, roughly 2 h 40 min by plane at 850 km/h. By road it is about 2,316 km via NH26 and NH16, which takes around 28 h 40 min of driving without stops. The map below shows both routes, and the calculator recomputes them for any other pair of places.

Straight line1,837.3 km
By road2,316 km
Driving time28 h 40 min
Flight time2 h 40 min

About this page

This page is for travellers planning a trip from Patna, Bihar to Coimbatore, Tamil Nadu. 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. Patna sits in Bihar and Coimbatore in Tamil Nadu, 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 Patna to Coimbatore?
In a straight line it is 1,837.3 km. By road it is about 2,316 km, roughly 28 h 40 min of driving.
How long does it take to fly from Patna to Coimbatore?
Roughly 2 h 40 min: the distance at a cruising speed of 850 km/h plus about 30 minutes for take-off and landing.
How long is the road route between Patna and Coimbatore?
About 2,316 km on the fastest route via NH26 and NH16, which takes around 28 h 40 min by car. Tap "Calculate distance" in the calculator to see the route on the map.
Are Patna and Coimbatore in the same state?
No — Patna is in Bihar and Coimbatore in Tamil Nadu.
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.