# Distance between Lord Howe Island (LDH) and Coonamble (CNB)

Flight distance from Lord Howe Island to Coonamble (Lord Howe Island Airport – Coonamble Airport) is 634 miles / 1021 kilometers / 551 nautical miles. Estimated flight time is 1 hour 42 minutes.

Driving distance from Lord Howe Island (LDH) to Coonamble (CNB) is 398 miles / 640 kilometers and travel time by car is about 8 hours 45 minutes.

## Map of flight path and driving directions from Lord Howe Island to Coonamble.

Shortest flight path between Lord Howe Island Airport (LDH) and Coonamble Airport (CNB).

## How far is Coonamble from Lord Howe Island?

There are several ways to calculate distances between Lord Howe Island and Coonamble. Here are two common methods:

Vincenty's formula (applied above)
• 634.200 miles
• 1020.646 kilometers
• 551.105 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 632.932 miles
• 1018.605 kilometers
• 550.003 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).

## Airport information

A Lord Howe Island Airport
City: Lord Howe Island
Country: Australia
IATA Code: LDH
ICAO Code: YLHI
Coordinates: 31°32′17″S, 159°4′37″E

B Coonamble Airport
City: Coonamble
Country: Australia
IATA Code: CNB
ICAO Code: YCNM
Coordinates: 30°58′59″S, 148°22′33″E

## Time difference and current local times

There is no time difference between Lord Howe Island and Coonamble.

+11

AEDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 117 kg (258 pounds).

## Frequent Flyer Miles Calculator

Lord Howe Island (LDH) → Coonamble (CNB).

Distance:
634
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
634

Round trip?