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How far is Portland, ME, from Spokane, WA?

The distance between Spokane (Spokane International Airport) and Portland (Portland International Jetport) is 2269 miles / 3651 kilometers / 1971 nautical miles.

The driving distance from Spokane (GEG) to Portland (PWM) is 2760 miles / 4442 kilometers, and travel time by car is about 51 hours 13 minutes.

Spokane International Airport – Portland International Jetport

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2269
Miles
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3651
Kilometers
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1971
Nautical miles

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Distance from Spokane to Portland

There are several ways to calculate the distance from Spokane to Portland. Here are two standard methods:

Vincenty's formula (applied above)
  • 2268.742 miles
  • 3651.186 kilometers
  • 1971.483 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
  • 2262.442 miles
  • 3641.048 kilometers
  • 1966.009 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 Spokane to Portland?

The estimated flight time from Spokane International Airport to Portland International Jetport is 4 hours and 47 minutes.

Flight carbon footprint between Spokane International Airport (GEG) and Portland International Jetport (PWM)

On average, flying from Spokane to Portland generates about 248 kg of CO2 per passenger, and 248 kilograms equals 547 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Spokane to Portland

See the map of the shortest flight path between Spokane International Airport (GEG) and Portland International Jetport (PWM).

Airport information

Origin 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
Destination Portland International Jetport
City: Portland, ME
Country: United States Flag of United States
IATA Code: PWM
ICAO Code: KPWM
Coordinates: 43°38′46″N, 70°18′33″W