How far is Huai'an from Naha?

The distance between Naha (Naha Airport) and Huai'an (Huai'an Lianshui International Airport) is 731 miles / 1176 kilometers / 635 nautical miles.

The driving distance from Naha (OKA) to Huai'an (HIA) is 2260 miles / 3637 kilometers, and travel time by car is about 169 hours 56 minutes.

Distance from Naha to Huai'an

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

Vincenty's formula (applied above)

• 730.632 miles
• 1175.838 kilometers
• 634.902 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

• 731.094 miles
• 1176.582 kilometers
• 635.304 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 Huai'an?

The estimated flight time from Naha Airport to Huai'an Lianshui International Airport is 1 hour and 53 minutes.

What is the time difference between Naha and Huai'an?

The time difference between Naha and Huai'an is 1 hour. Huai'an is 1 hour behind Naha.

Flight carbon footprint between Naha Airport (OKA) and Huai'an Lianshui International Airport (HIA)

On average, flying from Naha to Huai'an generates about 128 kg of CO2 per passenger, and 128 kilograms equals 282 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 Huai'an

See the map of the shortest flight path between Naha Airport (OKA) and Huai'an Lianshui International Airport (HIA).

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	Huai'an Lianshui International Airport
City:	Huai'an
Country:	China
IATA Code:	HIA
ICAO Code:	ZSSH
Coordinates:	33°47′26″N, 119°7′30″E