Map of flight path and driving directions from Washington D.C. to Portland.
Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Portland International Jetport (PWM).
How far is Portland from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and Portland. Here are two common methods:Vincenty's formula (applied above)
- 481.614 miles
- 775.082 kilometers
- 418.511 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
- 481.240 miles
- 774.480 kilometers
- 418.186 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).
Time difference and current local times
There is no time difference between Washington D.C. and Portland.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 96 kg (211 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (DCA) → Portland (PWM).