How far is Helena, MT, from Nanjing?

The distance between Nanjing (Nanjing Lukou International Airport) and Helena (Helena Regional Airport) is 6179 miles / 9944 kilometers / 5370 nautical miles.

Distance from Nanjing to Helena

There are several ways to calculate the distance from Nanjing to Helena. Here are two standard methods:

Vincenty's formula (applied above)

• 6179.111 miles
• 9944.315 kilometers
• 5369.501 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

• 6165.410 miles
• 9922.266 kilometers
• 5357.595 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 Nanjing to Helena?

The estimated flight time from Nanjing Lukou International Airport to Helena Regional Airport is 12 hours and 11 minutes.

What is the time difference between Nanjing and Helena?

The time difference between Nanjing and Helena is 15 hours. Helena is 15 hours behind Nanjing.

Flight carbon footprint between Nanjing Lukou International Airport (NKG) and Helena Regional Airport (HLN)

On average, flying from Nanjing to Helena generates about 741 kg of CO2 per passenger, and 741 kilograms equals 1 634 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Nanjing to Helena

See the map of the shortest flight path between Nanjing Lukou International Airport (NKG) and Helena Regional Airport (HLN).

Airport information

Origin	Nanjing Lukou International Airport
City:	Nanjing
Country:	China
IATA Code:	NKG
ICAO Code:	ZSNJ
Coordinates:	31°44′31″N, 118°51′43″E

Destination	Helena Regional Airport
City:	Helena, MT
Country:	United States
IATA Code:	HLN
ICAO Code:	KHLN
Coordinates:	46°36′24″N, 111°58′58″W