Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Westerly, RI (WST)

Flight distance from Rock Springs to Westerly (Southwest Wyoming Regional Airport – Westerly State Airport) is 1919 miles / 3088 kilometers / 1667 nautical miles. Estimated flight time is 4 hours 7 minutes.

Driving distance from Rock Springs (RKS) to Westerly (WST) is 2123 miles / 3417 kilometers and travel time by car is about 36 hours 3 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Westerly State Airport (WST).

How far is Westerly from Rock Springs?

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

Vincenty's formula (applied above)
  • 1918.842 miles
  • 3088.076 kilometers
  • 1667.428 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
  • 1913.883 miles
  • 3080.097 kilometers
  • 1663.119 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 Westerly State Airport
City: Westerly, RI
Country: United States Flag of United States
IATA Code: WST
ICAO Code: KWST
Coordinates: 41°20′58″N, 71°48′12″W

Time difference and current local times

The time difference between Rock Springs and Westerly is 2 hours. Westerly is 2 hours ahead of Rock Springs.

Time Difference

Rock Springs, WY

 MDT

Westerly, RI

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 210 kg (463 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Westerly (WST).

Distance:
1919
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1919

Round trip?