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How far is Decatur, IL, from London?

The distance between London (London Gatwick Airport) and Decatur (Decatur Airport) is 4111 miles / 6616 kilometers / 3572 nautical miles.

London Gatwick Airport – Decatur Airport

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4111
Miles
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6616
Kilometers
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3572
Nautical miles

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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)
  • 4110.734 miles
  • 6615.585 kilometers
  • 3572.130 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
  • 4099.763 miles
  • 6597.929 kilometers
  • 3562.597 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 Gatwick Airport to Decatur Airport is 8 hours and 16 minutes.

Flight carbon footprint between London Gatwick Airport (LGW) and Decatur Airport (DEC)

On average, flying from London to Decatur generates about 470 kg of CO2 per passenger, and 470 kilograms equals 1 037 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 Gatwick Airport (LGW) and Decatur Airport (DEC).

Airport information

Origin London Gatwick Airport
City: London
Country: United Kingdom Flag of United Kingdom
IATA Code: LGW
ICAO Code: EGKK
Coordinates: 51°8′53″N, 0°11′25″W
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