How far is Mackay from Lockhart River?

The distance between Lockhart River (Lockhart River Airport) and Mackay (Mackay Airport) is 695 miles / 1119 kilometers / 604 nautical miles.

The driving distance from Lockhart River (IRG) to Mackay (MKY) is 919 miles / 1479 kilometers, and travel time by car is about 22 hours 45 minutes.

Distance from Lockhart River to Mackay

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

Vincenty's formula (applied above)

• 695.170 miles
• 1118.767 kilometers
• 604.086 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

• 697.133 miles
• 1121.927 kilometers
• 605.792 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 Lockhart River to Mackay?

The estimated flight time from Lockhart River Airport to Mackay Airport is 1 hour and 48 minutes.

What is the time difference between Lockhart River and Mackay?

There is no time difference between Lockhart River and Mackay.

Flight carbon footprint between Lockhart River Airport (IRG) and Mackay Airport (MKY)

On average, flying from Lockhart River to Mackay generates about 124 kg of CO2 per passenger, and 124 kilograms equals 273 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Lockhart River to Mackay

See the map of the shortest flight path between Lockhart River Airport (IRG) and Mackay Airport (MKY).

Airport information

Origin	Lockhart River Airport
City:	Lockhart River
Country:	Australia
IATA Code:	IRG
ICAO Code:	YLHR
Coordinates:	12°47′12″S, 143°18′17″E

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