Air Miles Calculator

Distance between Spokane, WA (GEG) and Portland, OR (PDX)

Distance from Spokane to Portland (Spokane International Airport – Portland International Airport) is 279 miles / 449 kilometers / 242 nautical miles.

How far is Portland from Spokane?

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

Vincenty's formula (applied above)
  • 278.852 miles
  • 448.768 kilometers
  • 242.315 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
  • 278.271 miles
  • 447.834 kilometers
  • 241.811 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 Spokane International Airport (GEG) to Portland International Airport (PDX) is 1 hour 1 minutes.

Time difference and current local times

There is no time difference between Spokane and Portland.

Time Difference

Spokane
Portland

Spokane, WA

 PDT

Portland, OR

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 63 kg (140 pounds).

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 Portland International Airport
City: Portland, OR
Country: United States Flag of United States
IATA Code: PDX
ICAO Code: KPDX
Coordinates: 45°35′19″N, 122°35′52″W

Spokane to Portland flight path

Shortest flight path between Spokane International Airport (GEG) and Portland International Airport (PDX).

Frequent Flyer Miles Calculator

Spokane (GEG) → Portland (PDX).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
279
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
279

Round trip?