How far is Rock Springs, WY, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and Rock Springs (Southwest Wyoming Regional Airport) is 1944 miles / 3129 kilometers / 1689 nautical miles.
The driving distance from Portsmouth (PSM) to Rock Springs (RKS) is 2243 miles / 3609 kilometers, and travel time by car is about 40 hours 34 minutes.
Portsmouth International Airport at Pease – Southwest Wyoming Regional Airport
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Distance from Portsmouth to Rock Springs
There are several ways to calculate the distance from Portsmouth to Rock Springs. Here are two standard 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 planet.
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).
How long does it take to fly from Portsmouth to Rock Springs?
The estimated flight time from Portsmouth International Airport at Pease to Southwest Wyoming Regional Airport is 4 hours and 10 minutes.
What is the time difference between Portsmouth and Rock Springs?
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Southwest Wyoming Regional Airport (RKS)
On average, flying from Portsmouth to Rock Springs generates about 212 kg of CO2 per passenger, and 212 kilograms equals 468 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Portsmouth to Rock Springs
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Southwest Wyoming Regional Airport (RKS).
Airport information
| Origin | Portsmouth International Airport at Pease |
|---|---|
| City: | Portsmouth, NH |
| Country: | United States  |
| IATA Code: | PSM |
| ICAO Code: | KPSM |
| Coordinates: | 43°4′40″N, 70°49′23″W |
| Destination | 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 |