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How far is Spokane, WA, from Petersburg, AK?

The distance between Petersburg (Petersburg James A. Johnson Airport) and Spokane (Spokane International Airport) is 908 miles / 1461 kilometers / 789 nautical miles.

The driving distance from Petersburg (PSG) to Spokane (GEG) is 1391 miles / 2238 kilometers, and travel time by car is about 39 hours 15 minutes.

Petersburg James A. Johnson Airport – Spokane International Airport

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908
Miles
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1461
Kilometers
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789
Nautical miles

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Distance from Petersburg to Spokane

There are several ways to calculate the distance from Petersburg to Spokane. Here are two standard 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 planet.

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).

How long does it take to fly from Petersburg to Spokane?

The estimated flight time from Petersburg James A. Johnson Airport to Spokane International Airport is 2 hours and 13 minutes.

Flight carbon footprint between Petersburg James A. Johnson Airport (PSG) and Spokane International Airport (GEG)

On average, flying from Petersburg to Spokane generates about 144 kg of CO2 per passenger, and 144 kilograms equals 318 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Petersburg to Spokane

See the map of the shortest flight path between Petersburg James A. Johnson Airport (PSG) and Spokane International Airport (GEG).

Airport information

Origin 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
Destination 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