How far is Iwakuni from Naha?

The distance between Naha (Naha Airport) and Iwakuni (Marine Corps Air Station Iwakuni) is 612 miles / 985 kilometers / 532 nautical miles.

The driving distance from Naha (OKA) to Iwakuni (IWK) is 805 miles / 1296 kilometers, and travel time by car is about 140 hours 8 minutes.

Distance from Naha to Iwakuni

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

Vincenty's formula (applied above)

• 612.339 miles
• 985.463 kilometers
• 532.108 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

• 613.595 miles
• 987.486 kilometers
• 533.200 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 Naha to Iwakuni?

The estimated flight time from Naha Airport to Marine Corps Air Station Iwakuni is 1 hour and 39 minutes.

What is the time difference between Naha and Iwakuni?

There is no time difference between Naha and Iwakuni.

Flight carbon footprint between Naha Airport (OKA) and Marine Corps Air Station Iwakuni (IWK)

On average, flying from Naha to Iwakuni generates about 114 kg of CO2 per passenger, and 114 kilograms equals 252 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Naha to Iwakuni

See the map of the shortest flight path between Naha Airport (OKA) and Marine Corps Air Station Iwakuni (IWK).

Airport information

Origin	Naha Airport
City:	Naha
Country:	Japan
IATA Code:	OKA
ICAO Code:	ROAH
Coordinates:	26°11′44″N, 127°38′45″E

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