How far is Southend from Key West, FL?

The distance between Key West (Key West International Airport) and Southend (London Southend Airport) is 4598 miles / 7400 kilometers / 3995 nautical miles.

Distance from Key West to Southend

There are several ways to calculate the distance from Key West to Southend. Here are two standard methods:

Vincenty's formula (applied above)

• 4597.855 miles
• 7399.530 kilometers
• 3995.427 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

• 4590.219 miles
• 7387.241 kilometers
• 3988.791 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 Key West to Southend?

The estimated flight time from Key West International Airport to London Southend Airport is 9 hours and 12 minutes.

What is the time difference between Key West and Southend?

The time difference between Key West and Southend is 5 hours. Southend is 5 hours ahead of Key West.

Flight carbon footprint between Key West International Airport (EYW) and London Southend Airport (SEN)

On average, flying from Key West to Southend generates about 532 kg of CO2 per passenger, and 532 kilograms equals 1 173 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Key West to Southend

See the map of the shortest flight path between Key West International Airport (EYW) and London Southend Airport (SEN).

Airport information

Origin	Key West International Airport
City:	Key West, FL
Country:	United States
IATA Code:	EYW
ICAO Code:	KEYW
Coordinates:	24°33′21″N, 81°45′34″W

Destination	London Southend Airport
City:	Southend
Country:	United Kingdom
IATA Code:	SEN
ICAO Code:	EGMC
Coordinates:	51°34′17″N, 0°41′44″E