How far is Kapa‘a, HI from Koloa, HI?
The driving distance from Kapa‘a, HI to Koloa, HI is about 19.3 miles (31.1 km), with a travel time of about 00h 35m by car.
- The straight-line flight distance is about 15.1 miles (24.3 km).
- For a round trip, plan for roughly 01h 10m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM HST.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 35m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Kauai County, Hawaii, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Scattered Rain Showers
Isolated Rain Showers
Driving Route Map
The map below follows the saved road route between Kapa‘a and Koloa.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kapa‘a and Koloa.
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1
Start on Kauwila Street
29 m · 8 sec · Kauwila Street
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2
Turn right onto Kuhio Highway
5.7 mi · 11 min · Kuhio Highway
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3
Continue on Kuhio Highway
2.6 mi · 5 min · Kuhio Highway
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4
Continue on Kaumualiʻi Highway
8.8 mi · 13 min · Kaumualiʻi Highway
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5
Turn left onto Omao Road
2.1 mi · 5 min · Omao Road
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6
At the end of the road, turn left onto Koloa Road
56 m · 5 sec · Koloa Road
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7
Enter the roundabout toward the route
73 m · 7 sec
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8
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Kapa‘a and Koloa.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Kaumualiʻi Highway
Continue on Kaumualiʻi Highway
8.76 mi · 00h 13m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Scattered Rain Showers leaving Kapa‘a and Isolated Rain Showers near Koloa.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Kapa‘a to Koloa?
The road trip is about 19.3 miles (31.1 km) and usually takes 00h 35m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Puhi is a useful midpoint, sitting about 9.7 miles from Kapa‘a and 9.6 miles from Koloa.
How much longer is the road route than the straight-line distance?
The direct path is about 15.1 miles (24.3 km), while the road route adds roughly 4.2 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM HST. If you want a more comfortable same-day return, try to leave by 7:20 PM HST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.37 one way or $6.73 round trip. Estimated CO2 is about 6 kg one way.
What should you check before leaving?
Before you leave, expect Scattered Rain Showers around Kapa‘a and Isolated Rain Showers near Koloa.
Flight Path Map
This map shows the direct air route between Kapa‘a and Koloa. Straight-line distance: 15.12 mi (24.34 km).
#1 Kapa‘a
Unincorporated census-designated place (CDP) in Kauaʻi County, Hawaiʻi, United States
| Population | 10,699 |
| Coordinates | 22.0752100, -159.3189500 |
| Altitude | 6 |
| Country | United States |
#2 Koloa
City in Kauai County, Hawaii, United States of America
| Population | 2,144 |
| Coordinates | 21.9069000, -159.4699400 |
| Altitude | 60 |
| Country | United States |
End: Koloa (-159.46994, 21.9069)
Estimated Travel Time
Distance: 31 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 38m |
| 40 mph (64.37 km/h) | 00h 28m |
| 50 mph (80.47 km/h) | 00h 23m |
| 60 mph (96.56 km/h) | 00h 19m |
| 70 mph (112.65 km/h) | 00h 16m |
| 80 mph (129 km/h) | 00h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $3.37 | $6.73 |
| Mid-grade | $5.34 | $3.63 | $7.26 |
| Premium | $5.57 | $3.78 | $7.57 |
| Diesel | $6.37 | $4.33 | $8.66 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Hawaii · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.