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.
Calculate Distance
Search by airport name, city or IATA airport code.
Multiple airports
Redmond - Friday Harbor
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, OR
Friday Harbor, WA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 68 kg (149 pounds).
Airport information
| A | Roberts Field |
|---|---|
| City: | Redmond, OR |
| Country: | 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 |
| 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).
In total
Round trip?