How far is Mackay from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Mackay (Mackay Airport) is 8795 miles / 14154 kilometers / 7642 nautical miles.

Distance from Rockford to Mackay

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

Vincenty's formula (applied above)

• 8794.676 miles
• 14153.659 kilometers
• 7642.364 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

• 8794.839 miles
• 14153.922 kilometers
• 7642.506 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 Mackay?

The estimated flight time from Chicago Rockford International Airport to Mackay Airport is 17 hours and 9 minutes.

What is the time difference between Rockford and Mackay?

The time difference between Rockford and Mackay is 16 hours. Mackay is 16 hours ahead of Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Mackay Airport (MKY)

On average, flying from Rockford to Mackay generates about 1 116 kg of CO2 per passenger, and 1 116 kilograms equals 2 461 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Mackay

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

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	Mackay Airport
City:	Mackay
Country:	Australia
IATA Code:	MKY
ICAO Code:	YBMK
Coordinates:	21°10′18″S, 149°10′47″E