# Distance between Rock Springs, WY (RKS) and Annette, AK (ANN)

Flight distance from Rock Springs to Annette (Southwest Wyoming Regional Airport – Annette Island Airport) is 1381 miles / 2223 kilometers / 1200 nautical miles. Estimated flight time is 3 hours 6 minutes.

Driving distance from Rock Springs (RKS) to Annette (ANN) is 1932 miles / 3110 kilometers and travel time by car is about 41 hours 52 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Annette Island Airport (ANN).

## How far is Annette from Rock Springs?

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

Vincenty's formula (applied above)
• 1381.218 miles
• 2222.855 kilometers
• 1200.246 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
• 1378.972 miles
• 2219.241 kilometers
• 1198.294 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 Annette Island Airport
City: Annette, AK
Country: United States
IATA Code: ANN
ICAO Code: PANT
Coordinates: 55°2′32″N, 131°34′19″W

## Time difference and current local times

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

MDT

AKDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 172 kg (379 pounds).

## Frequent Flyer Miles Calculator

Rock Springs (RKS) → Annette (ANN).

Distance:
1381
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1381

Round trip?