How far is Garden City, KS, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Garden City (Garden City Regional Airport) is 830 miles / 1336 kilometers / 721 nautical miles.
The driving distance from Helena (HLN) to Garden City (GCK) is 1128 miles / 1816 kilometers, and travel time by car is about 20 hours 1 minutes.
Helena Regional Airport – Garden City Regional Airport
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Distance from Helena to Garden City
There are several ways to calculate the distance from Helena to Garden City. Here are two standard methods:
Vincenty's formula (applied above)- 830.248 miles
- 1336.155 kilometers
- 721.466 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- 829.658 miles
- 1335.204 kilometers
- 720.953 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 Helena to Garden City?
The estimated flight time from Helena Regional Airport to Garden City Regional Airport is 2 hours and 4 minutes.
What is the time difference between Helena and Garden City?
The time difference between Helena and Garden City is 1 hour. Garden City is 1 hour ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Garden City Regional Airport (GCK)
On average, flying from Helena to Garden City generates about 138 kg of CO2 per passenger, and 138 kilograms equals 303 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Helena to Garden City
See the map of the shortest flight path between Helena Regional Airport (HLN) and Garden City Regional Airport (GCK).
Airport information
| Origin | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States  |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |
| Destination | Garden City Regional Airport |
|---|---|
| City: | Garden City, KS |
| Country: | United States |
| IATA Code: | GCK |
| ICAO Code: | KGCK |
| Coordinates: | 37°55′39″N, 100°43′26″W |