How far is Helena, MT, from College Station, TX?
The distance between College Station (Easterwood Airport) and Helena (Helena Regional Airport) is 1386 miles / 2230 kilometers / 1204 nautical miles.
The driving distance from College Station (CLL) to Helena (HLN) is 1733 miles / 2789 kilometers, and travel time by car is about 30 hours 47 minutes.
Easterwood Airport – Helena Regional Airport
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Distance from College Station to Helena
There are several ways to calculate the distance from College Station to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1385.740 miles
- 2230.133 kilometers
- 1204.175 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- 1386.001 miles
- 2230.552 kilometers
- 1204.402 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 College Station to Helena?
The estimated flight time from Easterwood Airport to Helena Regional Airport is 3 hours and 7 minutes.
What is the time difference between College Station and Helena?
Flight carbon footprint between Easterwood Airport (CLL) and Helena Regional Airport (HLN)
On average, flying from College Station to Helena generates about 172 kg of CO2 per passenger, and 172 kilograms equals 380 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from College Station to Helena
See the map of the shortest flight path between Easterwood Airport (CLL) and Helena Regional Airport (HLN).
Airport information
| Origin | Easterwood Airport |
|---|---|
| City: | College Station, TX |
| Country: | United States  |
| IATA Code: | CLL |
| ICAO Code: | KCLL |
| Coordinates: | 30°35′18″N, 96°21′49″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 |