How far is Spokane, WA, from Washington D.C.?
The distance between Washington D.C. (Ronald Reagan Washington National Airport) and Spokane (Spokane International Airport) is 2105 miles / 3388 kilometers / 1829 nautical miles.
The driving distance from Washington D.C. (DCA) to Spokane (GEG) is 2474 miles / 3981 kilometers, and travel time by car is about 44 hours 25 minutes.
Ronald Reagan Washington National Airport – Spokane International Airport
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Distance from Washington D.C. to Spokane
There are several ways to calculate the distance from Washington D.C. to Spokane. Here are two standard 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 planet.
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).
How long does it take to fly from Washington D.C. to Spokane?
The estimated flight time from Ronald Reagan Washington National Airport to Spokane International Airport is 4 hours and 29 minutes.
What is the time difference between Washington D.C. and Spokane?
Flight carbon footprint between Ronald Reagan Washington National Airport (DCA) and Spokane International Airport (GEG)
On average, flying from Washington D.C. to Spokane generates about 229 kg of CO2 per passenger, and 229 kilograms equals 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 Washington D.C. to Spokane
See the map of the shortest flight path between Ronald Reagan Washington National Airport (DCA) and Spokane International Airport (GEG).
Airport information
| Origin | Ronald Reagan Washington National Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | DCA |
| ICAO Code: | KDCA |
| Coordinates: | 38°51′7″N, 77°2′15″W |
| Destination | Spokane International Airport |
|---|---|
| City: | Spokane, WA |
| Country: | United States |
| IATA Code: | GEG |
| ICAO Code: | KGEG |
| Coordinates: | 47°37′11″N, 117°32′2″W |