How far is Helena, MT, from Sacramento, CA?

The distance between Sacramento (Sacramento Mather Airport) and Helena (Helena Regional Airport) is 730 miles / 1175 kilometers / 635 nautical miles.

The driving distance from Sacramento (MHR) to Helena (HLN) is 1011 miles / 1627 kilometers, and travel time by car is about 17 hours 22 minutes.

Distance from Sacramento to Helena

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

Vincenty's formula (applied above)

• 730.209 miles
• 1175.158 kilometers
• 634.534 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

• 729.818 miles
• 1174.529 kilometers
• 634.195 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 Sacramento to Helena?

The estimated flight time from Sacramento Mather Airport to Helena Regional Airport is 1 hour and 52 minutes.

What is the time difference between Sacramento and Helena?

The time difference between Sacramento and Helena is 1 hour. Helena is 1 hour ahead of Sacramento.

Flight carbon footprint between Sacramento Mather Airport (MHR) and Helena Regional Airport (HLN)

On average, flying from Sacramento to Helena generates about 128 kg of CO2 per passenger, and 128 kilograms equals 282 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Sacramento to Helena

See the map of the shortest flight path between Sacramento Mather Airport (MHR) and Helena Regional Airport (HLN).

Airport information

Origin	Sacramento Mather Airport
City:	Sacramento, CA
Country:	United States
IATA Code:	MHR
ICAO Code:	KMHR
Coordinates:	38°33′14″N, 121°17′52″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