How far is Great Falls, MT, from Cork?

The distance between Cork (Cork Airport) and Great Falls (Great Falls International Airport) is 4220 miles / 6791 kilometers / 3667 nautical miles.

Distance from Cork to Great Falls

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

Vincenty's formula (applied above)

• 4219.872 miles
• 6791.225 kilometers
• 3666.968 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

• 4207.131 miles
• 6770.721 kilometers
• 3655.897 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 Cork to Great Falls?

The estimated flight time from Cork Airport to Great Falls International Airport is 8 hours and 29 minutes.

What is the time difference between Cork and Great Falls?

The time difference between Cork and Great Falls is 7 hours. Great Falls is 7 hours behind Cork.

Flight carbon footprint between Cork Airport (ORK) and Great Falls International Airport (GTF)

On average, flying from Cork to Great Falls generates about 484 kg of CO2 per passenger, and 484 kilograms equals 1 067 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Cork to Great Falls

See the map of the shortest flight path between Cork Airport (ORK) and Great Falls International Airport (GTF).

Airport information

Origin	Cork Airport
City:	Cork
Country:	Ireland
IATA Code:	ORK
ICAO Code:	EICK
Coordinates:	51°50′28″N, 8°29′27″W

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