Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Anchorage, AK (ANC)

Flight distance from Rock Springs to Anchorage (Southwest Wyoming Regional Airport – Ted Stevens Anchorage International Airport) is 2171 miles / 3493 kilometers / 1886 nautical miles. Estimated flight time is 4 hours 36 minutes.

Driving distance from Rock Springs (RKS) to Anchorage (ANC) is 2985 miles / 4804 kilometers and travel time by car is about 55 hours 43 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Ted Stevens Anchorage International Airport (ANC).

How far is Anchorage from Rock Springs?

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

Vincenty's formula (applied above)
  • 2170.600 miles
  • 3493.243 kilometers
  • 1886.200 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
  • 2166.032 miles
  • 3485.891 kilometers
  • 1882.230 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 Flag of United States
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″W

B Ted Stevens Anchorage International Airport
City: Anchorage, AK
Country: United States Flag of United States
IATA Code: ANC
ICAO Code: PANC
Coordinates: 61°10′27″N, 149°59′45″W

Time difference and current local times

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

Time Difference

Rock Springs, WY

 MDT

Anchorage, AK

 AKDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 237 kg (523 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Anchorage (ANC).

Distance:
2171
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2171

Round trip?