How far is Decatur, IL, from St. Theresa Point?

The distance between St. Theresa Point (St. Theresa Point Airport) and Decatur (Decatur Airport) is 1008 miles / 1622 kilometers / 876 nautical miles.

Distance from St. Theresa Point to Decatur

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

Vincenty's formula (applied above)

• 1007.661 miles
• 1621.674 kilometers
• 875.634 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

• 1007.668 miles
• 1621.685 kilometers
• 875.640 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 St. Theresa Point to Decatur?

The estimated flight time from St. Theresa Point Airport to Decatur Airport is 2 hours and 24 minutes.

What is the time difference between St. Theresa Point and Decatur?

There is no time difference between St. Theresa Point and Decatur.

Flight carbon footprint between St. Theresa Point Airport (YST) and Decatur Airport (DEC)

On average, flying from St. Theresa Point to Decatur generates about 151 kg of CO2 per passenger, and 151 kilograms equals 334 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from St. Theresa Point to Decatur

See the map of the shortest flight path between St. Theresa Point Airport (YST) and Decatur Airport (DEC).

Airport information

Origin	St. Theresa Point Airport
City:	St. Theresa Point
Country:	Canada
IATA Code:	YST
ICAO Code:	CYST
Coordinates:	53°50′44″N, 94°51′6″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