Calculations with different methods
- 1417.300 miles
- 2280.922 kilometers
- 1231.600 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
- 1415.191 miles
- 2277.528 kilometers
- 1229.767 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Texarkana Regional Airport (TXK) to Portsmouth International Airport at Pease (PSM) is 3 hours 11 minutes.
Time difference and current local times
The time difference between Texarkana and Portsmouth is 1 hour. Portsmouth is 1 hour ahead of Texarkana.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 176 kg (388 pounds).
Texarkana to Portsmouth flight map.
Frequent Flyer Miles Calculator
Texarkana (TXK) → Portsmouth (PSM).