How far is Helena, MT, from Grand Island, NE?
The distance between Grand Island (Central Nebraska Regional Airport) and Helena (Helena Regional Airport) is 785 miles / 1264 kilometers / 682 nautical miles.
The driving distance from Grand Island (GRI) to Helena (HLN) is 1060 miles / 1706 kilometers, and travel time by car is about 18 hours 9 minutes.
Central Nebraska Regional Airport – Helena Regional Airport
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Distance from Grand Island to Helena
There are several ways to calculate the distance from Grand Island to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 785.361 miles
- 1263.916 kilometers
- 682.460 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- 783.903 miles
- 1261.570 kilometers
- 681.193 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 Grand Island to Helena?
The estimated flight time from Central Nebraska Regional Airport to Helena Regional Airport is 1 hour and 59 minutes.
What is the time difference between Grand Island and Helena?
The time difference between Grand Island and Helena is 1 hour. Helena is 1 hour behind Grand Island.
Flight carbon footprint between Central Nebraska Regional Airport (GRI) and Helena Regional Airport (HLN)
On average, flying from Grand Island to Helena generates about 133 kg of CO2 per passenger, and 133 kilograms equals 294 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Grand Island to Helena
See the map of the shortest flight path between Central Nebraska Regional Airport (GRI) and Helena Regional Airport (HLN).
Airport information
Origin | Central Nebraska Regional Airport |
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City: | Grand Island, NE |
Country: | United States |
IATA Code: | GRI |
ICAO Code: | KGRI |
Coordinates: | 40°58′2″N, 98°18′34″W |
Destination | Helena Regional Airport |
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City: | Helena, MT |
Country: | United States |
IATA Code: | HLN |
ICAO Code: | KHLN |
Coordinates: | 46°36′24″N, 111°58′58″W |