Calculating Your Route
Just a moment while we calculate your route...
Distance from Fern Acres to Keaukaha
Route Information
The driving distance from Fern Acres, Hawaii to Keaukaha, Hawaii is 20 mi (32.2 km)
The straight-line (air) distance is 16.1 mi (25.9 km)
The estimated flight time is 0 hr 2 min
The estimated travel time by road is 35 minutes
Traveling secondary roads, moderate in a north direction. Average speeds around 32 mph.
Location Details
Origin:
Destination:
Journey Summary
Traveling from Fern Acres, Hawaii to Keaukaha, Hawaii covers 20 mi (32.2 km) in a north direction. This secondary roads, moderate route typically takes 35 minutes under normal conditions.
The route features scenic views, toll sections. with average speeds around 32 mph (51 km/h).
How is the distance calculated?
Driving distances are based on actual road data. We use advanced routing algorithms that consider traffic, tolls, highways, and local streets. For air distances (as the crow flies), we use the Vincenty formula. It's a precise method that accounts for the Earth's shape and provides accuracy up to 0.5 mm.
When multiple route options exist, we display both the shortest and fastest paths. Travel times are estimated based on typical speeds for each road type, though actual times may vary with traffic and weather conditions. All distances are shown in both miles and kilometers for convenience.