How far is Heihe from Yan'an?

The distance between Yan'an (Yan'an Nanniwan Airport) and Heihe (Heihe Aihui Airport) is 1298 miles / 2089 kilometers / 1128 nautical miles.

The driving distance from Yan'an (ENY) to Heihe (HEK) is 1650 miles / 2656 kilometers, and travel time by car is about 30 hours 16 minutes.

Distance from Yan'an to Heihe

There are several ways to calculate the distance from Yan'an to Heihe. Here are two standard methods:

Vincenty's formula (applied above)

• 1298.208 miles
• 2089.264 kilometers
• 1128.112 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

• 1297.170 miles
• 2087.593 kilometers
• 1127.210 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 Yan'an to Heihe?

The estimated flight time from Yan'an Nanniwan Airport to Heihe Aihui Airport is 2 hours and 57 minutes.

What is the time difference between Yan'an and Heihe?

There is no time difference between Yan'an and Heihe.

Flight carbon footprint between Yan'an Nanniwan Airport (ENY) and Heihe Aihui Airport (HEK)

On average, flying from Yan'an to Heihe generates about 167 kg of CO2 per passenger, and 167 kilograms equals 368 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Yan'an to Heihe

See the map of the shortest flight path between Yan'an Nanniwan Airport (ENY) and Heihe Aihui Airport (HEK).

Airport information

Origin	Yan'an Nanniwan Airport
City:	Yan'an
Country:	China
IATA Code:	ENY
ICAO Code:	ZLYA
Coordinates:	36°28′35″N, 109°27′55″E

Destination	Heihe Aihui Airport
City:	Heihe
Country:	China
IATA Code:	HEK
ICAO Code:	ZYHE
Coordinates:	50°10′17″N, 127°18′31″E