Map of flight path and driving directions from Rock Springs to Portsmouth.
Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Portsmouth International Airport at Pease (PSM).
How far is Portsmouth from Rock Springs?
There are several ways to calculate distances between Rock Springs and Portsmouth. Here are two common methods:Vincenty's formula (applied above)
- 1943.985 miles
- 3128.541 kilometers
- 1689.277 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
- 1938.884 miles
- 3120.331 kilometers
- 1684.844 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).
|A||Southwest Wyoming Regional Airport|
|City:||Rock Springs, WY|
|B||Portsmouth International Airport at Pease|
Time difference and current local times
The time difference between Rock Springs and Portsmouth is 2 hours. Portsmouth is 2 hours ahead of Rock Springs.
Rock Springs, WY
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 212 kg (468 pounds).
Frequent Flyer Miles Calculator
Rock Springs (RKS) → Portsmouth (PSM).