# Distance between Rock Springs, WY (RKS) and McGrath, AK (MCG)

Flight distance from Rock Springs to McGrath (Southwest Wyoming Regional Airport – McGrath Airport) is 2382 miles / 3833 kilometers / 2070 nautical miles. Estimated flight time is 5 hours 0 minutes.

Driving distance from Rock Springs (RKS) to McGrath (MCG) is 3057 miles / 4920 kilometers and travel time by car is about 58 hours 44 minutes.

## Map of flight path and driving directions from Rock Springs to McGrath.

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and McGrath Airport (MCG).

## How far is McGrath from Rock Springs?

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

Vincenty's formula (applied above)
• 2381.714 miles
• 3832.998 kilometers
• 2069.653 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
• 2376.486 miles
• 3824.583 kilometers
• 2065.110 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 McGrath Airport
City: McGrath, AK
Country: United States
IATA Code: MCG
ICAO Code: PAMC
Coordinates: 62°57′10″N, 155°36′21″W

## Time difference and current local times

The time difference between Rock Springs and McGrath is 2 hours. McGrath is 2 hours behind Rock Springs.

MDT

AKDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 261 kg (576 pounds).

## Frequent Flyer Miles Calculator

Rock Springs (RKS) → McGrath (MCG).

Distance:
2382
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
2382

Round trip?