Map of flight path and driving directions from Sioux City to Portsmouth.
Shortest flight path between Sioux Gateway Airport (SUX) and Portsmouth International Airport at Pease (PSM).
How far is Portsmouth from Sioux City?
There are several ways to calculate distances between Sioux City and Portsmouth. Here are two common methods:Vincenty's formula (applied above)
- 1296.347 miles
- 2086.268 kilometers
- 1126.495 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
- 1292.907 miles
- 2080.732 kilometers
- 1123.505 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).
Time difference and current local times
The time difference between Sioux City and Portsmouth is 1 hour. Portsmouth is 1 hour ahead of Sioux City.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 167 kg (367 pounds).
Frequent Flyer Miles Calculator
Sioux City (SUX) → Portsmouth (PSM).