How far is Lawai, HI from Kalaoa, HI?
The estimated driving distance from Lawai, HI to Kalaoa, HI is about 322.5 miles (519 km), with a travel time of about 05h 39m by car.
- This page is using an estimated road distance while the full route geometry is refreshed.
- The straight-line flight distance is about 273.3 miles (439.8 km).
- For a round trip, plan for roughly 11h 18m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM HST.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 05h 39m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Census-designated place in Honolulu County, Hawaii, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers
Slight Chance Rain Showers
Driving Route Map
Road route is being refreshed. This page currently uses an estimated driving distance.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lawai and Kalaoa.
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Slight Chance Rain Showers leaving Lawai and Slight Chance Rain Showers near Kalaoa.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lawai to Kalaoa?
The road trip is about 322.5 miles (519 km) and usually takes 05h 39m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
East Honolulu is a useful midpoint, sitting about 136.6 miles from Lawai and 185.9 miles from Kalaoa.
How much longer is the road route than the straight-line distance?
The direct path is about 273.3 miles (439.8 km), while the road route adds roughly 49.2 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 6:00 AM to 8:00 AM HST. If you want a more comfortable same-day return, try to leave by 5:42 AM HST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.34 one way or $112.68 round trip. Estimated CO2 is about 101.1 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around Lawai and Slight Chance Rain Showers near Kalaoa.
Flight Path Map
This map shows the direct air route between Lawai and Kalaoa. Straight-line distance: 273.28 mi (439.8 km).
#1 Lawai
City in Kauai County, Hawaii, United States of America
| Population | 2,363 |
| Coordinates | 21.9215900, -159.5037600 |
| Altitude | 162 |
| Country | United States |
#2 Kalaoa
City in Hawaii County, Hawaii, United States of America
| Population | 9,644 |
| Coordinates | 19.7286100, -155.9816700 |
| Altitude | 477 |
| Country | United States |
End: Kalaoa (-155.98167, 19.72861)
Estimated Travel Time
Distance: 519 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 44m |
| 40 mph (64.37 km/h) | 08h 03m |
| 50 mph (80.47 km/h) | 06h 26m |
| 60 mph (96.56 km/h) | 05h 22m |
| 70 mph (112.65 km/h) | 04h 36m |
| 80 mph (129 km/h) | 04h 01m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $56.34 | $112.68 |
| Mid-grade | $5.34 | $60.75 | $121.49 |
| Premium | $5.57 | $63.34 | $126.68 |
| Diesel | $6.37 | $72.45 | $144.89 |
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 19, 2026