How far is Helena, MT, from Bordeaux?

The distance between Bordeaux (Bordeaux–Mérignac Airport) and Helena (Helena Regional Airport) is 4877 miles / 7849 kilometers / 4238 nautical miles.

Distance from Bordeaux to Helena

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

Vincenty's formula (applied above)

• 4877.345 miles
• 7849.327 kilometers
• 4238.297 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

• 4863.763 miles
• 7827.468 kilometers
• 4226.494 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 Bordeaux to Helena?

The estimated flight time from Bordeaux–Mérignac Airport to Helena Regional Airport is 9 hours and 44 minutes.

What is the time difference between Bordeaux and Helena?

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

Flight carbon footprint between Bordeaux–Mérignac Airport (BOD) and Helena Regional Airport (HLN)

On average, flying from Bordeaux to Helena generates about 568 kg of CO2 per passenger, and 568 kilograms equals 1 252 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Bordeaux to Helena

See the map of the shortest flight path between Bordeaux–Mérignac Airport (BOD) and Helena Regional Airport (HLN).

Airport information

Origin	Bordeaux–Mérignac Airport
City:	Bordeaux
Country:	France
IATA Code:	BOD
ICAO Code:	LFBD
Coordinates:	44°49′41″N, 0°42′56″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