Air Miles Calculator

Distance between West Palm Beach, FL (PBI) and Portsmouth, NH (PSM)

Flight distance from West Palm Beach to Portsmouth (Palm Beach International Airport – Portsmouth International Airport at Pease) is 1245 miles / 2004 kilometers / 1082 nautical miles. Estimated flight time is 2 hours 51 minutes.

Driving distance from West Palm Beach (PBI) to Portsmouth (PSM) is 1479 miles / 2380 kilometers and travel time by car is about 26 hours 31 minutes.

Map of flight path and driving directions from West Palm Beach to Portsmouth.

Shortest flight path between Palm Beach International Airport (PBI) and Portsmouth International Airport at Pease (PSM).

How far is Portsmouth from West Palm Beach?

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

Vincenty's formula (applied above)
  • 1244.935 miles
  • 2003.528 kilometers
  • 1081.819 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
  • 1246.803 miles
  • 2006.535 kilometers
  • 1083.442 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 Palm Beach International Airport
City: West Palm Beach, FL
Country: United States Flag of United States
IATA Code: PBI
ICAO Code: KPBI
Coordinates: 26°40′59″N, 80°5′44″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

There is no time difference between West Palm Beach and Portsmouth.

Time Difference

West Palm Beach, FL

 EST

Portsmouth, NH

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 163 kg (360 pounds).

Frequent Flyer Miles Calculator

West Palm Beach (PBI) → Portsmouth (PSM).

Distance:
1245
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1245

Round trip?