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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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830
Miles
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1336
Kilometers
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721
Nautical miles

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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.

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 Flag of 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 Flag of United States
IATA Code: GCK
ICAO Code: KGCK
Coordinates: 37°55′39″N, 100°43′26″W