How far is Great Falls, MT, from Paris?

The distance between Paris (Paris Orly Airport) and Great Falls (Great Falls International Airport) is 4712 miles / 7584 kilometers / 4095 nautical miles.

Distance from Paris to Great Falls

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

Vincenty's formula (applied above)

• 4712.471 miles
• 7583.988 kilometers
• 4095.026 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

• 4698.670 miles
• 7561.776 kilometers
• 4083.032 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 Great Falls?

The estimated flight time from Paris Orly Airport to Great Falls International Airport is 9 hours and 25 minutes.

What is the time difference between Paris and Great Falls?

The time difference between Paris and Great Falls is 8 hours. Great Falls is 8 hours behind Paris.

Flight carbon footprint between Paris Orly Airport (ORY) and Great Falls International Airport (GTF)

On average, flying from Paris to Great Falls generates about 547 kg of CO2 per passenger, and 547 kilograms equals 1 205 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Paris to Great Falls

See the map of the shortest flight path between Paris Orly Airport (ORY) and Great Falls International Airport (GTF).

Airport information

Origin	Paris Orly Airport
City:	Paris
Country:	France
IATA Code:	ORY
ICAO Code:	LFPO
Coordinates:	48°43′31″N, 2°21′33″E

Destination	Great Falls International Airport
City:	Great Falls, MT
Country:	United States
IATA Code:	GTF
ICAO Code:	KGTF
Coordinates:	47°28′55″N, 111°22′15″W