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Distance between Spokane, WA (GEG) and Washington D.C. (DCA)

Flight distance from Spokane to Washington D.C. (Spokane International Airport – Ronald Reagan Washington National Airport) is 2105 miles / 3388 kilometers / 1829 nautical miles. Estimated flight time is 4 hours 29 minutes.

Driving distance from Spokane (GEG) to Washington D.C. (DCA) is 2525 miles / 4064 kilometers and travel time by car is about 44 hours 21 minutes.

Spokane – Washington D.C.

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2105
Miles
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3388
Kilometers
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1829
Nautical miles

How far is Washington D.C. from Spokane?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 2105.044 miles
  • 3387.739 kilometers
  • 1829.233 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
  • 2100.021 miles
  • 3379.656 kilometers
  • 1824.868 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 to Ronald Reagan Washington National Airport is 4 hours 29 minutes.

Time difference

The time difference between Spokane and Washington D.C. is 3 hours. Washington D.C. is 3 hours ahead of Spokane.
Spokane time to Washington D.C. time converter

Carbon dioxide emissions

On average flying from Spokane to Washington D.C. generates about 229 kg of CO2 per passenger, 229 kilograms is equal to 506 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 Washington D.C.

Shortest flight path between Spokane International Airport (GEG) and Ronald Reagan Washington National Airport (DCA).

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 Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W