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How far is Iwakuni from Springfield, IL?

The distance between Springfield (Springfield Abraham Lincoln Capital Airport) and Iwakuni (Marine Corps Air Station Iwakuni) is 6682 miles / 10754 kilometers / 5807 nautical miles.

Springfield Abraham Lincoln Capital Airport – Marine Corps Air Station Iwakuni

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6682
Miles
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10754
Kilometers
Distance arrow
5807
Nautical miles

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Distance from Springfield to Iwakuni

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

Vincenty's formula (applied above)
  • 6682.123 miles
  • 10753.835 kilometers
  • 5806.606 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
  • 6667.738 miles
  • 10730.685 kilometers
  • 5794.106 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 Iwakuni?

The estimated flight time from Springfield Abraham Lincoln Capital Airport to Marine Corps Air Station Iwakuni is 13 hours and 9 minutes.

Flight carbon footprint between Springfield Abraham Lincoln Capital Airport (SPI) and Marine Corps Air Station Iwakuni (IWK)

On average, flying from Springfield to Iwakuni generates about 810 kg of CO2 per passenger, and 810 kilograms equals 1 786 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Springfield to Iwakuni

See the map of the shortest flight path between Springfield Abraham Lincoln Capital Airport (SPI) and Marine Corps Air Station Iwakuni (IWK).

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 Marine Corps Air Station Iwakuni
City: Iwakuni
Country: Japan Flag of Japan
IATA Code: IWK
ICAO Code: RJOI
Coordinates: 34°8′38″N, 132°14′9″E