Air Miles Calculator

Distance between Spokane, WA (GEG) and Petersburg, AK (PSG)

Distance from Spokane to Petersburg (Spokane International Airport – Petersburg James A. Johnson Airport) is 908 miles / 1461 kilometers / 789 nautical miles.

How far is Petersburg from Spokane?

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

Vincenty's formula (applied above)
  • 907.938 miles
  • 1461.185 kilometers
  • 788.977 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
  • 906.153 miles
  • 1458.312 kilometers
  • 787.426 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 Petersburg James A. Johnson Airport (PSG) is 2 hours 13 minutes.

Time difference and current local times

The time difference between Spokane and Petersburg is 1 hour. Petersburg is 1 hour behind Spokane.

Time Difference

Spokane
Petersburg

Spokane, WA

 PST

Petersburg, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 144 kg (318 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 Petersburg James A. Johnson Airport
City: Petersburg, AK
Country: United States Flag of United States
IATA Code: PSG
ICAO Code: PAPG
Coordinates: 56°48′6″N, 132°56′42″W

Map

Spokane to Petersburg flight map.

Frequent Flyer Miles Calculator

Spokane (GEG) → Petersburg (PSG).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
908
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
908

Round trip?