How far is Skagway, AK, from Helena, MT?

The distance between Helena (Helena Regional Airport) and Skagway (Skagway Airport) is 1305 miles / 2100 kilometers / 1134 nautical miles.

The driving distance from Helena (HLN) to Skagway (SGY) is 1842 miles / 2965 kilometers, and travel time by car is about 36 hours 58 minutes.

Distance from Helena to Skagway

There are several ways to calculate the distance from Helena to Skagway. Here are two standard methods:

Vincenty's formula (applied above)

• 1304.846 miles
• 2099.946 kilometers
• 1133.880 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

• 1302.093 miles
• 2095.516 kilometers
• 1131.488 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 Skagway?

The estimated flight time from Helena Regional Airport to Skagway Airport is 2 hours and 58 minutes.

What is the time difference between Helena and Skagway?

The time difference between Helena and Skagway is 2 hours. Skagway is 2 hours behind Helena.

Flight carbon footprint between Helena Regional Airport (HLN) and Skagway Airport (SGY)

On average, flying from Helena to Skagway generates about 167 kg of CO2 per passenger, and 167 kilograms equals 369 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 Skagway

See the map of the shortest flight path between Helena Regional Airport (HLN) and Skagway Airport (SGY).

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	Skagway Airport
City:	Skagway, AK
Country:	United States
IATA Code:	SGY
ICAO Code:	PAGY
Coordinates:	59°27′36″N, 135°18′57″W