How far is Grand Forks, ND, from Lisbon?

The distance between Lisbon (Lisbon Airport) and Grand Forks (Grand Forks International Airport) is 4234 miles / 6814 kilometers / 3679 nautical miles.

Distance from Lisbon to Grand Forks

There are several ways to calculate the distance from Lisbon to Grand Forks. Here are two standard methods:

Vincenty's formula (applied above)

• 4234.053 miles
• 6814.048 kilometers
• 3679.292 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

• 4223.096 miles
• 6796.414 kilometers
• 3669.770 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 Lisbon to Grand Forks?

The estimated flight time from Lisbon Airport to Grand Forks International Airport is 8 hours and 30 minutes.

What is the time difference between Lisbon and Grand Forks?

The time difference between Lisbon and Grand Forks is 6 hours. Grand Forks is 6 hours behind Lisbon.

Flight carbon footprint between Lisbon Airport (LIS) and Grand Forks International Airport (GFK)

On average, flying from Lisbon to Grand Forks generates about 486 kg of CO2 per passenger, and 486 kilograms equals 1 071 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Lisbon to Grand Forks

See the map of the shortest flight path between Lisbon Airport (LIS) and Grand Forks International Airport (GFK).

Airport information

Origin	Lisbon Airport
City:	Lisbon
Country:	Portugal
IATA Code:	LIS
ICAO Code:	LPPT
Coordinates:	38°46′52″N, 9°8′9″W

Destination	Grand Forks International Airport
City:	Grand Forks, ND
Country:	United States
IATA Code:	GFK
ICAO Code:	KGFK
Coordinates:	47°56′57″N, 97°10′33″W