How far is Helena, MT, from Wilmington, NC?
The distance between Wilmington (Wilmington International Airport) and Helena (Helena Regional Airport) is 1968 miles / 3167 kilometers / 1710 nautical miles.
The driving distance from Wilmington (ILM) to Helena (HLN) is 2392 miles / 3850 kilometers, and travel time by car is about 43 hours 42 minutes.
Wilmington International Airport – Helena Regional Airport
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Distance from Wilmington to Helena
There are several ways to calculate the distance from Wilmington to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1967.804 miles
- 3166.874 kilometers
- 1709.975 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- 1964.284 miles
- 3161.208 kilometers
- 1706.916 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 Wilmington to Helena?
The estimated flight time from Wilmington International Airport to Helena Regional Airport is 4 hours and 13 minutes.
What is the time difference between Wilmington and Helena?
The time difference between Wilmington and Helena is 2 hours. Helena is 2 hours behind Wilmington.
Flight carbon footprint between Wilmington International Airport (ILM) and Helena Regional Airport (HLN)
On average, flying from Wilmington to Helena generates about 215 kg of CO2 per passenger, and 215 kilograms equals 473 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Wilmington to Helena
See the map of the shortest flight path between Wilmington International Airport (ILM) and Helena Regional Airport (HLN).
Airport information
| Origin | Wilmington International Airport |
|---|---|
| City: | Wilmington, NC |
| Country: | United States  |
| IATA Code: | ILM |
| ICAO Code: | KILM |
| Coordinates: | 34°16′14″N, 77°54′9″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 |