Air Miles Calculator

Distance between Fairbanks, AK (FAI) and Portsmouth, NH (PSM)

Flight distance from Fairbanks to Portsmouth (Fairbanks International Airport – Portsmouth International Airport at Pease) is 3225 miles / 5189 kilometers / 2802 nautical miles. Estimated flight time is 6 hours 36 minutes.

Driving distance from Fairbanks (FAI) to Portsmouth (PSM) is 4438 miles / 7142 kilometers and travel time by car is about 81 hours 5 minutes.

Map of flight path and driving directions from Fairbanks to Portsmouth.

Shortest flight path between Fairbanks International Airport (FAI) and Portsmouth International Airport at Pease (PSM).

How far is Portsmouth from Fairbanks?

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

Vincenty's formula (applied above)
  • 3224.605 miles
  • 5189.498 kilometers
  • 2802.105 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
  • 3215.793 miles
  • 5175.316 kilometers
  • 2794.447 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).

Airport information


A Fairbanks International Airport
City: Fairbanks, AK
Country: United States Flag of United States
IATA Code: FAI
ICAO Code: PAFA
Coordinates: 64°48′54″N, 147°51′21″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

Time difference and current local times

The time difference between Fairbanks and Portsmouth is 4 hours. Portsmouth is 4 hours ahead of Fairbanks.

Time Difference

Fairbanks, AK

 AKST

Portsmouth, NH

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 361 kg (796 pounds).

Frequent Flyer Miles Calculator

Fairbanks (FAI) → Portsmouth (PSM).

Distance:
3225
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3225

Round trip?