# Distance between Honolulu, HI (HNL) and Montgomery, AL (MGM)

Flight distance from Honolulu to Montgomery (Honolulu Daniel K. Inouye International Airport – Montgomery Regional Airport) is 4405 miles / 7090 kilometers / 3828 nautical miles. Estimated flight time is 8 hours 50 minutes.

## Map of flight path from Honolulu to Montgomery.

Shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and Montgomery Regional Airport (MGM).

## How far is Montgomery from Honolulu?

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

Vincenty's formula (applied above)
• 4405.410 miles
• 7089.821 kilometers
• 3828.197 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
• 4398.226 miles
• 7078.258 kilometers
• 3821.953 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
IATA Code: HNL
ICAO Code: PHNL
Coordinates: 21°19′7″N, 157°55′19″W

B Montgomery Regional Airport
City: Montgomery, AL
Country: United States
IATA Code: MGM
ICAO Code: KMGM
Coordinates: 32°18′2″N, 86°23′38″W

## Time difference and current local times

The time difference between Honolulu and Montgomery is 5 hours. Montgomery is 5 hours ahead of Honolulu.

HST

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 507 kg (1 119 pounds).

## Frequent Flyer Miles Calculator

Honolulu (HNL) → Montgomery (MGM).

Distance:
4405
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
4405

Round trip?