How far is Wailea, HI from Mililani Town, HI?
The estimated driving distance from Wailea, HI to Mililani Town, HI is about 142.8 miles (229.8 km), with a travel time of about 02h 58m by car.
- This page is using an estimated road distance while the full route geometry is refreshed.
- The straight-line flight distance is about 114.2 miles (183.8 km).
- For a round trip, plan for roughly 05h 56m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM HST.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 58m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Isolated Rain Showers
Isolated Rain Showers then Mostly Sunny
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 Wailea and Mililani Town.
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny then Isolated Rain Showers leaving Wailea and Isolated Rain Showers then Mostly Sunny near Mililani Town.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Wailea to Mililani Town?
The road trip is about 142.8 miles (229.8 km) and usually takes 02h 58m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Kaunakakai is a useful midpoint, sitting about 57.1 miles from Wailea and 85.7 miles from Mililani Town.
How much longer is the road route than the straight-line distance?
The direct path is about 114.2 miles (183.8 km), while the road route adds roughly 28.6 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 8:00 AM to 10:00 AM HST. If you want a more comfortable same-day return, try to leave by 12:34 PM HST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.95 one way or $49.91 round trip. Estimated CO2 is about 44.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Isolated Rain Showers around Wailea and Isolated Rain Showers then Mostly Sunny near Mililani Town.
Flight Path Map
This map shows the direct air route between Wailea and Mililani Town. Straight-line distance: 114.23 mi (183.84 km).
#1 Wailea
City in Maui County, Hawaii, United States of America
| Population | 5,938 |
| Coordinates | 20.6897300, -156.4419000 |
| Altitude | 17 |
| Country | United States |
#2 Mililani Town
Census-designated place in Honolulu County, Hawaii, United States of America
| Population | 27,629 |
| Coordinates | 21.4504000, -158.0150300 |
| Altitude | 207 |
| Country | United States |
End: Mililani Town (-158.01503, 21.4504)
Estimated Travel Time
Distance: 230 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 45m |
| 40 mph (64.37 km/h) | 03h 34m |
| 50 mph (80.47 km/h) | 02h 51m |
| 60 mph (96.56 km/h) | 02h 22m |
| 70 mph (112.65 km/h) | 02h 02m |
| 80 mph (129 km/h) | 01h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $24.95 | $49.91 |
| Mid-grade | $5.34 | $26.90 | $53.81 |
| Premium | $5.57 | $28.05 | $56.11 |
| Diesel | $6.37 | $32.08 | $64.17 |
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 · May 25, 2026