How far is Helena, MT, from Raleigh, NC?

The distance between Raleigh (Raleigh–Durham International Airport) and Helena (Helena Regional Airport) is 1863 miles / 2999 kilometers / 1619 nautical miles.

The driving distance from Raleigh (RDU) to Helena (HLN) is 2254 miles / 3628 kilometers, and travel time by car is about 41 hours 5 minutes.

Distance from Raleigh to Helena

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

Vincenty's formula (applied above)

• 1863.340 miles
• 2998.755 kilometers
• 1619.198 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

• 1859.679 miles
• 2992.863 kilometers
• 1616.017 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 Raleigh to Helena?

The estimated flight time from Raleigh–Durham International Airport to Helena Regional Airport is 4 hours and 1 minutes.

What is the time difference between Raleigh and Helena?

The time difference between Raleigh and Helena is 2 hours. Helena is 2 hours behind Raleigh.

Flight carbon footprint between Raleigh–Durham International Airport (RDU) and Helena Regional Airport (HLN)

On average, flying from Raleigh to Helena generates about 205 kg of CO2 per passenger, and 205 kilograms equals 452 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Raleigh to Helena

See the map of the shortest flight path between Raleigh–Durham International Airport (RDU) and Helena Regional Airport (HLN).

Airport information

Origin	Raleigh–Durham International Airport
City:	Raleigh, NC
Country:	United States
IATA Code:	RDU
ICAO Code:	KRDU
Coordinates:	35°52′39″N, 78°47′14″W

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