How far is Mackay from St Louis, MO?

The distance between St Louis (St. Louis Lambert International Airport) and Mackay (Mackay Airport) is 8740 miles / 14065 kilometers / 7595 nautical miles.

Distance from St Louis to Mackay

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

Vincenty's formula (applied above)

• 8739.864 miles
• 14065.447 kilometers
• 7594.734 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

• 8739.313 miles
• 14064.560 kilometers
• 7594.255 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 St Louis to Mackay?

The estimated flight time from St. Louis Lambert International Airport to Mackay Airport is 17 hours and 2 minutes.

What is the time difference between St Louis and Mackay?

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

Flight carbon footprint between St. Louis Lambert International Airport (STL) and Mackay Airport (MKY)

On average, flying from St Louis to Mackay generates about 1 108 kg of CO2 per passenger, and 1 108 kilograms equals 2 443 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from St Louis to Mackay

See the map of the shortest flight path between St. Louis Lambert International Airport (STL) and Mackay Airport (MKY).

Airport information

Origin	St. Louis Lambert International Airport
City:	St Louis, MO
Country:	United States
IATA Code:	STL
ICAO Code:	KSTL
Coordinates:	38°44′55″N, 90°22′12″W

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