# Distance between Nanyang (NNY) and Dayong (DYG)

Flight distance from Nanyang to Dayong (Nanyang Jiangying Airport – Zhangjiajie Hehua International Airport) is 297 miles / 477 kilometers / 258 nautical miles. Estimated flight time is 1 hour 3 minutes.

Driving distance from Nanyang (NNY) to Dayong (DYG) is 373 miles / 601 kilometers and travel time by car is about 6 hours 52 minutes.

## Map of flight path and driving directions from Nanyang to Dayong.

Shortest flight path between Nanyang Jiangying Airport (NNY) and Zhangjiajie Hehua International Airport (DYG).

## How far is Dayong from Nanyang?

There are several ways to calculate distances between Nanyang and Dayong. Here are two common methods:

Vincenty's formula (applied above)
• 296.582 miles
• 477.303 kilometers
• 257.723 nautical miles

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

Haversine formula
• 297.175 miles
• 478.257 kilometers
• 258.238 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).

## Airport information

A Nanyang Jiangying Airport
City: Nanyang
Country: China
IATA Code: NNY
ICAO Code: ZHNY
Coordinates: 32°58′50″N, 112°36′53″E

B Zhangjiajie Hehua International Airport
City: Dayong
Country: China
IATA Code: DYG
ICAO Code: ZGDY
Coordinates: 29°6′10″N, 110°26′34″E

## Time difference and current local times

There is no time difference between Nanyang and Dayong.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 69 kg (151 pounds).

## Frequent Flyer Miles Calculator

Nanyang (NNY) → Dayong (DYG).

Distance:
297
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
297

Round trip?