# Distance between Rock Springs, WY (RKS) and Lahaina, HI (JHM)

Flight distance from Rock Springs to Lahaina (Southwest Wyoming Regional Airport – Kapalua Airport) is 3105 miles / 4998 kilometers / 2699 nautical miles. Estimated flight time is 6 hours 22 minutes.

## Map of flight path from Rock Springs to Lahaina.

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Kapalua Airport (JHM).

## How far is Lahaina from Rock Springs?

There are several ways to calculate distances between Rock Springs and Lahaina. Here are two common methods:

Vincenty's formula (applied above)
• 3105.384 miles
• 4997.631 kilometers
• 2698.505 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
• 3102.299 miles
• 4992.666 kilometers
• 2695.824 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 Southwest Wyoming Regional Airport
City: Rock Springs, WY
Country: United States
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″W

B Kapalua Airport
City: Lahaina, HI
Country: United States
IATA Code: JHM
ICAO Code: PHJH
Coordinates: 20°57′46″N, 156°40′22″W

## Time difference and current local times

The time difference between Rock Springs and Lahaina is 4 hours. Lahaina is 4 hours behind Rock Springs.

MDT

HST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 347 kg (765 pounds).

## Frequent Flyer Miles Calculator

Rock Springs (RKS) → Lahaina (JHM).

Distance:
3105
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
3105

Round trip?