Air Miles Calculator

Distance between Redmond, OR (RDM) and Washington D.C. (DCA)

Flight distance from Redmond to Washington D.C. (Roberts Field – Ronald Reagan Washington National Airport) is 2289 miles / 3684 kilometers / 1989 nautical miles. Estimated flight time is 4 hours 50 minutes.

Driving distance from Redmond (RDM) to Washington D.C. (DCA) is 2707 miles / 4357 kilometers and travel time by car is about 45 hours 56 minutes.

Map of flight path and driving directions from Redmond to Washington D.C..

Shortest flight path between Roberts Field (RDM) and Ronald Reagan Washington National Airport (DCA).

How far is Washington D.C. from Redmond?

There are several ways to calculate distances between Redmond and Washington D.C.. Here are two common methods:

Vincenty's formula (applied above)
  • 2288.845 miles
  • 3683.539 kilometers
  • 1988.952 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
  • 2283.154 miles
  • 3674.380 kilometers
  • 1984.006 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).

Airport information


A Roberts Field
City: Redmond, OR
Country: United States Flag of United States
IATA Code: RDM
ICAO Code: KRDM
Coordinates: 44°15′14″N, 121°9′0″W

B 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

Time difference and current local times

The time difference between Redmond and Washington D.C. is 3 hours. Washington D.C. is 3 hours ahead of Redmond.

Time Difference

Redmond, OR

 PST

Washington D.C.

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 251 kg (553 pounds).

Frequent Flyer Miles Calculator

Redmond (RDM) → Washington D.C. (DCA).

Distance:
2289
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2289

Round trip?