Air Miles Calculator

Distance between Honolulu, HI (HNL) and New Plymouth (NPL)

Flight distance from Honolulu to New Plymouth (Honolulu Daniel K. Inouye International Airport – New Plymouth Airport) is 4526 miles / 7284 kilometers / 3933 nautical miles. Estimated flight time is 9 hours 4 minutes.

Map of flight path from Honolulu to New Plymouth.

Shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and New Plymouth Airport (NPL).

How far is New Plymouth from Honolulu?

There are several ways to calculate distances between Honolulu and New Plymouth. Here are two common methods:

Vincenty's formula (applied above)
  • 4525.844 miles
  • 7283.640 kilometers
  • 3932.851 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
  • 4542.058 miles
  • 7309.734 kilometers
  • 3946.941 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 Honolulu Daniel K. Inouye International Airport
City: Honolulu, HI
Country: United States Flag of United States
IATA Code: HNL
ICAO Code: PHNL
Coordinates: 21°19′7″N, 157°55′19″W

B New Plymouth Airport
City: New Plymouth
Country: New Zealand Flag of New Zealand
IATA Code: NPL
ICAO Code: NZNP
Coordinates: 39°0′30″S, 174°10′44″E

Time difference and current local times

The time difference between Honolulu and New Plymouth is 23 hours. New Plymouth is 23 hours ahead of Honolulu.

Time Difference

Honolulu, HI

 HST

New Plymouth

 NZDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 523 kg (1 152 pounds).

Frequent Flyer Miles Calculator

Honolulu (HNL) → New Plymouth (NPL).

Distance:
4526
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
4526

Round trip?