How far is Kona, HI, from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Kona (Kona International Airport) is 4152 miles / 6681 kilometers / 3608 nautical miles.

Distance from Rockford to Kona

There are several ways to calculate the distance from Rockford to Kona. Here are two standard methods:

Vincenty's formula (applied above)

• 4151.583 miles
• 6681.324 kilometers
• 3607.627 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

• 4146.141 miles
• 6672.567 kilometers
• 3602.898 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 Rockford to Kona?

The estimated flight time from Chicago Rockford International Airport to Kona International Airport is 8 hours and 21 minutes.

What is the time difference between Rockford and Kona?

The time difference between Rockford and Kona is 4 hours. Kona is 4 hours behind Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Kona International Airport (KOA)

On average, flying from Rockford to Kona generates about 475 kg of CO2 per passenger, and 475 kilograms equals 1 048 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Kona

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Kona International Airport (KOA).

Airport information

Origin	Chicago Rockford International Airport
City:	Rockford, IL
Country:	United States
IATA Code:	RFD
ICAO Code:	KRFD
Coordinates:	42°11′43″N, 89°5′49″W

Destination	Kona International Airport
City:	Kona, HI
Country:	United States
IATA Code:	KOA
ICAO Code:	PHKO
Coordinates:	19°44′19″N, 156°2′45″W