# Distance between Honolulu, HI (HNL) and St Louis, MO (STL)

Flight distance from Honolulu to St Louis (Honolulu Daniel K. Inouye International Airport – St. Louis Lambert International Airport) is 4129 miles / 6645 kilometers / 3588 nautical miles. Estimated flight time is 8 hours 19 minutes.

## Map of flight path from Honolulu to St Louis.

Shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and St. Louis Lambert International Airport (STL).

## How far is St Louis from Honolulu?

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

Vincenty's formula (applied above)
• 4129.113 miles
• 6645.163 kilometers
• 3588.101 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
• 4122.830 miles
• 6635.052 kilometers
• 3582.641 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 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

## Time difference and current local times

The time difference between Honolulu and St Louis is 4 hours. St Louis is 4 hours ahead of Honolulu.

HST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 473 kg (1 042 pounds).

## Frequent Flyer Miles Calculator

Honolulu (HNL) → St Louis (STL).

Distance:
4129
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
4129

Round trip?