How far is Dehradun from Patna?

The distance between Patna (Jay Prakash Narayan Airport) and Dehradun (Dehradun Airport) is 528 miles / 850 kilometers / 459 nautical miles.

The driving distance from Patna (PAT) to Dehradun (DED) is 646 miles / 1040 kilometers, and travel time by car is about 12 hours 47 minutes.

Distance from Patna to Dehradun

There are several ways to calculate the distance from Patna to Dehradun. Here are two standard methods:

Vincenty's formula (applied above)

• 527.869 miles
• 849.522 kilometers
• 458.705 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 527.891 miles
• 849.559 kilometers
• 458.725 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Patna to Dehradun?

The estimated flight time from Jay Prakash Narayan Airport to Dehradun Airport is 1 hour and 29 minutes.

What is the time difference between Patna and Dehradun?

There is no time difference between Patna and Dehradun.

Flight carbon footprint between Jay Prakash Narayan Airport (PAT) and Dehradun Airport (DED)

On average, flying from Patna to Dehradun generates about 103 kg of CO2 per passenger, and 103 kilograms equals 226 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Patna to Dehradun

See the map of the shortest flight path between Jay Prakash Narayan Airport (PAT) and Dehradun Airport (DED).

Airport information

Origin	Jay Prakash Narayan Airport
City:	Patna
Country:	India
IATA Code:	PAT
ICAO Code:	VEPT
Coordinates:	25°35′28″N, 85°5′16″E

Destination	Dehradun Airport
City:	Dehradun
Country:	India
IATA Code:	DED
ICAO Code:	VIDN
Coordinates:	30°11′22″N, 78°10′49″E