Air Miles Calculator

Distance between Redmond, OR (RDM) and Friday Harbor, WA (FRD)

Distance from Redmond to Friday Harbor (Roberts Field – Friday Harbor Airport) is 308 miles / 496 kilometers / 268 nautical miles.

How far is Friday Harbor from Redmond?

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

Vincenty's formula (applied above)
  • 308.068 miles
  • 495.788 kilometers
  • 267.704 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
  • 308.086 miles
  • 495.816 kilometers
  • 267.719 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 Roberts Field (RDM) to Friday Harbor Airport (FRD) is 1 hour 4 minutes.

Time difference and current local times

There is no time difference between Redmond and Friday Harbor.

Time Difference

Redmond
Friday Harbor

Redmond, OR

 PDT

Friday Harbor, WA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 68 kg (149 pounds).

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 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

Redmond to Friday Harbor flight path

Shortest flight path between Roberts Field (RDM) and Friday Harbor Airport (FRD).

Frequent Flyer Miles Calculator

Redmond (RDM) → Friday Harbor (FRD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
308
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
308

Round trip?