How far is Tonghua from Iki?

The distance between Iki (Iki Airport) and Tonghua (Tonghua Sanyuanpu Airport) is 627 miles / 1009 kilometers / 545 nautical miles.

The driving distance from Iki (IKI) to Tonghua (TNH) is 938 miles / 1509 kilometers, and travel time by car is about 22 hours 26 minutes.

Distance from Iki to Tonghua

There are several ways to calculate the distance from Iki to Tonghua. Here are two standard methods:

Vincenty's formula (applied above)

• 627.246 miles
• 1009.454 kilometers
• 545.062 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

• 628.038 miles
• 1010.729 kilometers
• 545.750 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 Iki to Tonghua?

The estimated flight time from Iki Airport to Tonghua Sanyuanpu Airport is 1 hour and 41 minutes.

What is the time difference between Iki and Tonghua?

The time difference between Iki and Tonghua is 1 hour. Tonghua is 1 hour behind Iki.

Flight carbon footprint between Iki Airport (IKI) and Tonghua Sanyuanpu Airport (TNH)

On average, flying from Iki to Tonghua generates about 116 kg of CO2 per passenger, and 116 kilograms equals 256 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Iki to Tonghua

See the map of the shortest flight path between Iki Airport (IKI) and Tonghua Sanyuanpu Airport (TNH).

Airport information

Origin	Iki Airport
City:	Iki
Country:	Japan
IATA Code:	IKI
ICAO Code:	RJDB
Coordinates:	33°44′56″N, 129°47′6″E

Destination	Tonghua Sanyuanpu Airport
City:	Tonghua
Country:	China
IATA Code:	TNH
ICAO Code:	ZYTN
Coordinates:	42°15′14″N, 125°42′11″E