Air Miles Calculator logo

How far is Decatur, IL, from London?

The distance between London (London Stansted Airport) and Decatur (Decatur Airport) is 4104 miles / 6605 kilometers / 3566 nautical miles.

London Stansted Airport – Decatur Airport

Distance arrow
4104
Miles
Distance arrow
6605
Kilometers
Distance arrow
3566
Nautical miles

Search flights

Distance from London to Decatur

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

Vincenty's formula (applied above)
  • 4104.150 miles
  • 6604.989 kilometers
  • 3566.408 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
  • 4093.176 miles
  • 6587.328 kilometers
  • 3556.872 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 London to Decatur?

The estimated flight time from London Stansted Airport to Decatur Airport is 8 hours and 16 minutes.

Flight carbon footprint between London Stansted Airport (STN) and Decatur Airport (DEC)

On average, flying from London to Decatur generates about 469 kg of CO2 per passenger, and 469 kilograms equals 1 035 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from London to Decatur

See the map of the shortest flight path between London Stansted Airport (STN) and Decatur Airport (DEC).

Airport information

Origin London Stansted Airport
City: London
Country: United Kingdom Flag of United Kingdom
IATA Code: STN
ICAO Code: EGSS
Coordinates: 51°53′5″N, 0°14′5″E
Destination Decatur Airport
City: Decatur, IL
Country: United States Flag of United States
IATA Code: DEC
ICAO Code: KDEC
Coordinates: 39°50′4″N, 88°51′56″W