Air Miles Calculator

Distance between Des Moines, IA (DSM) and Williamsport, PA (IPT)

Flight distance from Des Moines to Williamsport (Des Moines International Airport – Williamsport Regional Airport) is 869 miles / 1398 kilometers / 755 nautical miles. Estimated flight time is 2 hours 8 minutes.

Driving distance from Des Moines (DSM) to Williamsport (IPT) is 944 miles / 1519 kilometers and travel time by car is about 16 hours 24 minutes.

Map of flight path and driving directions from Des Moines to Williamsport.

Shortest flight path between Des Moines International Airport (DSM) and Williamsport Regional Airport (IPT).

How far is Williamsport from Des Moines?

There are several ways to calculate distances between Des Moines and Williamsport. Here are two common methods:

Vincenty's formula (applied above)
  • 868.979 miles
  • 1398.486 kilometers
  • 755.122 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
  • 866.738 miles
  • 1394.880 kilometers
  • 753.175 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 Des Moines International Airport
City: Des Moines, IA
Country: United States Flag of United States
IATA Code: DSM
ICAO Code: KDSM
Coordinates: 41°32′2″N, 93°39′47″W

B Williamsport Regional Airport
City: Williamsport, PA
Country: United States Flag of United States
IATA Code: IPT
ICAO Code: KIPT
Coordinates: 41°14′30″N, 76°55′15″W

Time difference and current local times

The time difference between Des Moines and Williamsport is 1 hour. Williamsport is 1 hour ahead of Des Moines.

Time Difference

Des Moines, IA

 CST

Williamsport, PA

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 141 kg (311 pounds).

Frequent Flyer Miles Calculator

Des Moines (DSM) → Williamsport (IPT).

Distance:
869
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
869

Round trip?