Air Miles Calculator

Distance between Oklahoma City, OK (OKC) and Portsmouth, NH (PSM)

Distance from Oklahoma City to Portsmouth (Will Rogers World Airport – Portsmouth International Airport at Pease) is 1523 miles / 2451 kilometers / 1324 nautical miles.

How far is Portsmouth from Oklahoma City?

There are several ways to calculate distances between Oklahoma City and Portsmouth. Here are two common methods:

Vincenty's formula (applied above)
  • 1523.239 miles
  • 2451.415 kilometers
  • 1323.658 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
  • 1520.247 miles
  • 2446.600 kilometers
  • 1321.058 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).

Flight duration

Estimated flight time from Will Rogers World Airport (OKC) to Portsmouth International Airport at Pease (PSM) is 3 hours 23 minutes.

Time difference and current local times

The time difference between Oklahoma City and Portsmouth is 1 hour. Portsmouth is 1 hour ahead of Oklahoma City.

Time Difference

Oklahoma City
Portsmouth

Oklahoma City, OK

 CST

Portsmouth, NH

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 166 kg (367 pounds).

Airport information


A Will Rogers World Airport
City: Oklahoma City, OK
Country: United States Flag of United States
IATA Code: OKC
ICAO Code: KOKC
Coordinates: 35°23′35″N, 97°36′2″W

B 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

Map

Oklahoma City to Portsmouth flight map.

Frequent Flyer Miles Calculator

Oklahoma City (OKC) → Portsmouth (PSM).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1523
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1523

Round trip?