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Flight Distance Calculator
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The straight-line (great-circle) distance between Gurugram and Patna is 865 kilometres, roughly 1 h 31 min by plane at 850 km/h. By road it is about 981 km via Purvanchal Expressway and NH34, which takes around 11 h 50 min of driving without stops. The map below shows both routes, and the calculator recomputes them for any other pair of places.
| Straight line | 865 km |
|---|---|
| By road | 981 km |
| Driving time | 11 h 50 min |
| Flight time | 1 h 31 min |
This page is for travellers planning a trip from Gurugram, Haryana 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. Gurugram sits in Haryana and Patna in Bihar, so the road route can pass through several states. Tap "Calculate distance" in the calculator to redraw the route live.