Map of flight path from Redmond to Kona.
Shortest flight path between Roberts Field (RDM) and Kona International Airport (KOA).
How far is Kona from Redmond?
There are several ways to calculate distances between Redmond and Kona. Here are two common methods:Vincenty's formula (applied above)
- 2621.748 miles
- 4219.294 kilometers
- 2278.237 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
- 2621.567 miles
- 4219.003 kilometers
- 2278.079 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
The time difference between Redmond and Kona is 2 hours. Kona is 2 hours behind Redmond.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 289 kg (638 pounds).
Frequent Flyer Miles Calculator
Redmond (RDM) → Kona (KOA).