Air Miles Calculator logo

How far is Helena, MT, from Hamilton?

The distance between Hamilton (John C. Munro Hamilton International Airport) and Helena (Helena Regional Airport) is 1580 miles / 2542 kilometers / 1373 nautical miles.

The driving distance from Hamilton (YHM) to Helena (HLN) is 1837 miles / 2957 kilometers, and travel time by car is about 34 hours 5 minutes.

John C. Munro Hamilton International Airport – Helena Regional Airport

Distance arrow
1580
Miles
Distance arrow
2542
Kilometers
Distance arrow
1373
Nautical miles

Search flights

Distance from Hamilton to Helena

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

Vincenty's formula (applied above)
  • 1579.721 miles
  • 2542.314 kilometers
  • 1372.740 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
  • 1575.445 miles
  • 2535.433 kilometers
  • 1369.024 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 Hamilton to Helena?

The estimated flight time from John C. Munro Hamilton International Airport to Helena Regional Airport is 3 hours and 29 minutes.

Flight carbon footprint between John C. Munro Hamilton International Airport (YHM) and Helena Regional Airport (HLN)

On average, flying from Hamilton to Helena generates about 185 kg of CO2 per passenger, and 185 kilograms equals 407 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Hamilton to Helena

See the map of the shortest flight path between John C. Munro Hamilton International Airport (YHM) and Helena Regional Airport (HLN).

Airport information

Origin John C. Munro Hamilton International Airport
City: Hamilton
Country: Canada Flag of Canada
IATA Code: YHM
ICAO Code: CYHM
Coordinates: 43°10′24″N, 79°56′5″W
Destination 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