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How far is Key West, FL, from Springfield, IL?

The distance between Springfield (Springfield Abraham Lincoln Capital Airport) and Key West (Key West International Airport) is 1150 miles / 1850 kilometers / 999 nautical miles.

The driving distance from Springfield (SPI) to Key West (EYW) is 1442 miles / 2321 kilometers, and travel time by car is about 27 hours 32 minutes.

Springfield Abraham Lincoln Capital Airport – Key West International Airport

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1150
Miles
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1850
Kilometers
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999
Nautical miles

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Distance from Springfield to Key West

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

Vincenty's formula (applied above)
  • 1149.796 miles
  • 1850.417 kilometers
  • 999.145 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
  • 1152.043 miles
  • 1854.034 kilometers
  • 1001.098 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 Springfield to Key West?

The estimated flight time from Springfield Abraham Lincoln Capital Airport to Key West International Airport is 2 hours and 40 minutes.

Flight carbon footprint between Springfield Abraham Lincoln Capital Airport (SPI) and Key West International Airport (EYW)

On average, flying from Springfield to Key West generates about 159 kg of CO2 per passenger, and 159 kilograms equals 351 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Springfield to Key West

See the map of the shortest flight path between Springfield Abraham Lincoln Capital Airport (SPI) and Key West International Airport (EYW).

Airport information

Origin Springfield Abraham Lincoln Capital Airport
City: Springfield, IL
Country: United States Flag of United States
IATA Code: SPI
ICAO Code: KSPI
Coordinates: 39°50′38″N, 89°40′40″W
Destination Key West International Airport
City: Key West, FL
Country: United States Flag of United States
IATA Code: EYW
ICAO Code: KEYW
Coordinates: 24°33′21″N, 81°45′34″W