Air Miles Calculator

Distance between Spokane, WA (GEG) and Williamsport, PA (IPT)

Flight distance from Spokane to Williamsport (Spokane International Airport – Williamsport Regional Airport) is 2032 miles / 3271 kilometers / 1766 nautical miles. Estimated flight time is 4 hours 20 minutes.

Driving distance from Spokane (GEG) to Williamsport (IPT) is 2446 miles / 3936 kilometers and travel time by car is about 40 hours 4 minutes.

Map of flight path and driving directions from Spokane to Williamsport.

Shortest flight path between Spokane International Airport (GEG) and Williamsport Regional Airport (IPT).

How far is Williamsport from Spokane?

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

Vincenty's formula (applied above)
  • 2032.483 miles
  • 3270.965 kilometers
  • 1766.180 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
  • 2027.215 miles
  • 3262.486 kilometers
  • 1761.601 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 Spokane International Airport
City: Spokane, WA
Country: United States Flag of United States
IATA Code: GEG
ICAO Code: KGEG
Coordinates: 47°37′11″N, 117°32′2″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 Spokane and Williamsport is 3 hours. Williamsport is 3 hours ahead of Spokane.

Time Difference

Spokane, WA

 PST

Williamsport, PA

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 221 kg (488 pounds).

Frequent Flyer Miles Calculator

Spokane (GEG) → Williamsport (IPT).

Distance:
2032
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2032

Round trip?