How far is Decatur, IL, from San Juan?

The distance between San Juan (Fernando Luis Ribas Dominicci Airport) and Decatur (Decatur Airport) is 2003 miles / 3224 kilometers / 1741 nautical miles.

Distance from San Juan to Decatur

There are several ways to calculate the distance from San Juan to Decatur. Here are two standard methods:

Vincenty's formula (applied above)

• 2003.499 miles
• 3224.319 kilometers
• 1740.993 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

• 2005.161 miles
• 3226.993 kilometers
• 1742.437 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 San Juan to Decatur?

The estimated flight time from Fernando Luis Ribas Dominicci Airport to Decatur Airport is 4 hours and 17 minutes.

What is the time difference between San Juan and Decatur?

The time difference between San Juan and Decatur is 2 hours. Decatur is 2 hours behind San Juan.

Flight carbon footprint between Fernando Luis Ribas Dominicci Airport (SIG) and Decatur Airport (DEC)

On average, flying from San Juan to Decatur generates about 218 kg of CO2 per passenger, and 218 kilograms equals 481 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from San Juan to Decatur

See the map of the shortest flight path between Fernando Luis Ribas Dominicci Airport (SIG) and Decatur Airport (DEC).

Airport information

Origin	Fernando Luis Ribas Dominicci Airport
City:	San Juan
Country:	Puerto Rico
IATA Code:	SIG
ICAO Code:	TJIG
Coordinates:	18°27′24″N, 66°5′53″W

Destination	Decatur Airport
City:	Decatur, IL
Country:	United States
IATA Code:	DEC
ICAO Code:	KDEC
Coordinates:	39°50′4″N, 88°51′56″W