Air Miles Calculator

Distance between Washington D.C. (DCA) and Friday Harbor, WA (FRD)

Distance from Washington D.C. to Friday Harbor (Ronald Reagan Washington National Airport – Friday Harbor Airport) is 2360 miles / 3797 kilometers / 2050 nautical miles.

How far is Friday Harbor from Washington D.C.?

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

Vincenty's formula (applied above)
  • 2359.516 miles
  • 3797.273 kilometers
  • 2050.364 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
  • 2353.797 miles
  • 3788.069 kilometers
  • 2045.394 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 Ronald Reagan Washington National Airport (DCA) to Friday Harbor Airport (FRD) is 4 hours 58 minutes.

Time difference and current local times

The time difference between Washington D.C. and Friday Harbor is 3 hours. Friday Harbor is 3 hours behind Washington D.C..

Time Difference

Washington D.C.
Friday Harbor

Washington D.C.

 EDT

Friday Harbor, WA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 263 kg (580 pounds).

Airport information


A 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

B Friday Harbor Airport
City: Friday Harbor, WA
Country: United States Flag of United States
IATA Code: FRD
ICAO Code: KFHR
Coordinates: 48°31′19″N, 123°1′26″W

Washington D.C. to Friday Harbor flight path

Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Friday Harbor Airport (FRD).

Frequent Flyer Miles Calculator

Washington D.C. (DCA) → Friday Harbor (FRD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2360
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2360

Round trip?