How far is Decatur, IL, from Hyannis, MA?

The distance between Hyannis (Cape Cod Gateway Airport) and Decatur (Decatur Airport) is 981 miles / 1580 kilometers / 853 nautical miles.

The driving distance from Hyannis (HYA) to Decatur (DEC) is 1148 miles / 1848 kilometers, and travel time by car is about 22 hours 12 minutes.

Distance from Hyannis to Decatur

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

Vincenty's formula (applied above)

• 981.490 miles
• 1579.554 kilometers
• 852.891 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

• 979.057 miles
• 1575.639 kilometers
• 850.777 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 Hyannis to Decatur?

The estimated flight time from Cape Cod Gateway Airport to Decatur Airport is 2 hours and 21 minutes.

What is the time difference between Hyannis and Decatur?

The time difference between Hyannis and Decatur is 1 hour. Decatur is 1 hour behind Hyannis.

Flight carbon footprint between Cape Cod Gateway Airport (HYA) and Decatur Airport (DEC)

On average, flying from Hyannis to Decatur generates about 150 kg of CO2 per passenger, and 150 kilograms equals 330 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Hyannis to Decatur

See the map of the shortest flight path between Cape Cod Gateway Airport (HYA) and Decatur Airport (DEC).

Airport information

Origin	Cape Cod Gateway Airport
City:	Hyannis, MA
Country:	United States
IATA Code:	HYA
ICAO Code:	KHYA
Coordinates:	41°40′9″N, 70°16′49″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