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How far is Riverton, WY, from Portsmouth, NH?

The distance between Portsmouth (Portsmouth International Airport at Pease) and Riverton (Central Wyoming Regional Airport) is 1888 miles / 3039 kilometers / 1641 nautical miles.

The driving distance from Portsmouth (PSM) to Riverton (RIW) is 2262 miles / 3641 kilometers, and travel time by car is about 42 hours 8 minutes.

Portsmouth International Airport at Pease – Central Wyoming Regional Airport

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1888
Miles
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3039
Kilometers
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1641
Nautical miles

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Distance from Portsmouth to Riverton

There are several ways to calculate the distance from Portsmouth to Riverton. Here are two standard methods:

Vincenty's formula (applied above)
  • 1888.444 miles
  • 3039.157 kilometers
  • 1641.013 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
  • 1883.388 miles
  • 3031.020 kilometers
  • 1636.620 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 Riverton?

The estimated flight time from Portsmouth International Airport at Pease to Central Wyoming Regional Airport is 4 hours and 4 minutes.

Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Central Wyoming Regional Airport (RIW)

On average, flying from Portsmouth to Riverton generates about 207 kg of CO2 per passenger, and 207 kilograms equals 457 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 Riverton

See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Central Wyoming Regional Airport (RIW).

Airport information

Origin Portsmouth International Airport at Pease
City: Portsmouth, NH
Country: United States Flag of United States
IATA Code: PSM
ICAO Code: KPSM
Coordinates: 43°4′40″N, 70°49′23″W
Destination Central Wyoming Regional Airport
City: Riverton, WY
Country: United States Flag of United States
IATA Code: RIW
ICAO Code: KRIW
Coordinates: 43°3′51″N, 108°27′35″W