How far is Portsmouth from Shreveport?
There are several ways to calculate distances between Shreveport and Portsmouth. Here are two common methods:Vincenty's formula (applied above)
- 1450.143 miles
- 2333.780 kilometers
- 1260.140 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
- 1448.266 miles
- 2330.759 kilometers
- 1258.509 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).
Estimated flight time from Shreveport Regional Airport (SHV) to Portsmouth International Airport at Pease (PSM) is 3 hours 14 minutes.
Time difference and current local times
The time difference between Shreveport and Portsmouth is 1 hour. Portsmouth is 1 hour ahead of Shreveport.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 168 kg (371 pounds).
Shreveport to Portsmouth flight map.
Frequent Flyer Miles Calculator
Shreveport (SHV) → Portsmouth (PSM).