Air Miles Calculator logo

How far is San Luis Obispo, CA, from Portsmouth, NH?

The distance between Portsmouth (Portsmouth International Airport at Pease) and San Luis Obispo (San Luis Obispo County Regional Airport) is 2689 miles / 4328 kilometers / 2337 nautical miles.

The driving distance from Portsmouth (PSM) to San Luis Obispo (SBP) is 3196 miles / 5143 kilometers, and travel time by car is about 58 hours 5 minutes.

Portsmouth International Airport at Pease – San Luis Obispo County Regional Airport

Distance arrow
2689
Miles
Distance arrow
4328
Kilometers
Distance arrow
2337
Nautical miles

Search flights

Distance from Portsmouth to San Luis Obispo

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

Vincenty's formula (applied above)
  • 2689.198 miles
  • 4327.844 kilometers
  • 2336.849 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
  • 2683.060 miles
  • 4317.967 kilometers
  • 2331.515 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 San Luis Obispo?

The estimated flight time from Portsmouth International Airport at Pease to San Luis Obispo County Regional Airport is 5 hours and 35 minutes.

Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and San Luis Obispo County Regional Airport (SBP)

On average, flying from Portsmouth to San Luis Obispo generates about 297 kg of CO2 per passenger, and 297 kilograms equals 656 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 San Luis Obispo

See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and San Luis Obispo County Regional Airport (SBP).

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 San Luis Obispo County Regional Airport
City: San Luis Obispo, CA
Country: United States Flag of United States
IATA Code: SBP
ICAO Code: KSBP
Coordinates: 35°14′12″N, 120°38′31″W