How far is Helena, MT, from Paris?

The distance between Paris (Paris Charles de Gaulle Airport) and Helena (Helena Regional Airport) is 4768 miles / 7674 kilometers / 4144 nautical miles.

Distance from Paris to Helena

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

Vincenty's formula (applied above)

• 4768.335 miles
• 7673.891 kilometers
• 4143.569 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

• 4754.475 miles
• 7651.585 kilometers
• 4131.526 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 Paris to Helena?

The estimated flight time from Paris Charles de Gaulle Airport to Helena Regional Airport is 9 hours and 31 minutes.

What is the time difference between Paris and Helena?

The time difference between Paris and Helena is 8 hours. Helena is 8 hours behind Paris.

Flight carbon footprint between Paris Charles de Gaulle Airport (CDG) and Helena Regional Airport (HLN)

On average, flying from Paris to Helena generates about 554 kg of CO2 per passenger, and 554 kilograms equals 1 221 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Paris to Helena

See the map of the shortest flight path between Paris Charles de Gaulle Airport (CDG) and Helena Regional Airport (HLN).

Airport information

Origin	Paris Charles de Gaulle Airport
City:	Paris
Country:	France
IATA Code:	CDG
ICAO Code:	LFPG
Coordinates:	49°0′46″N, 2°32′59″E

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