How far is St Augustine, FL, from Grayling, AK?

The distance between Grayling (Grayling Airport) and St Augustine (Northeast Florida Regional Airport) is 4053 miles / 6522 kilometers / 3522 nautical miles.

Distance from Grayling to St Augustine

There are several ways to calculate the distance from Grayling to St Augustine. Here are two standard methods:

Vincenty's formula (applied above)

• 4052.847 miles
• 6522.426 kilometers
• 3521.828 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

• 4045.639 miles
• 6510.825 kilometers
• 3515.564 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 Grayling to St Augustine?

The estimated flight time from Grayling Airport to Northeast Florida Regional Airport is 8 hours and 10 minutes.

What is the time difference between Grayling and St Augustine?

The time difference between Grayling and St Augustine is 4 hours. St Augustine is 4 hours ahead of Grayling.

Flight carbon footprint between Grayling Airport (KGX) and Northeast Florida Regional Airport (UST)

On average, flying from Grayling to St Augustine generates about 463 kg of CO2 per passenger, and 463 kilograms equals 1 021 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Grayling to St Augustine

See the map of the shortest flight path between Grayling Airport (KGX) and Northeast Florida Regional Airport (UST).

Airport information

Origin	Grayling Airport
City:	Grayling, AK
Country:	United States
IATA Code:	KGX
ICAO Code:	PAGX
Coordinates:	62°53′42″N, 160°3′58″W

Destination	Northeast Florida Regional Airport
City:	St Augustine, FL
Country:	United States
IATA Code:	UST
ICAO Code:	KSGJ
Coordinates:	29°57′33″N, 81°20′23″W