How far is Waimanalo, HI from Waianae, HI?
The driving distance from Waimanalo, HI to Waianae, HI is about 41.5 miles (66.8 km), with a travel time of about 00h 59m by car.
- The straight-line flight distance is about 30.4 miles (48.9 km).
- For a round trip, plan for roughly 01h 59m 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 00h 59m.
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 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
Mostly Cloudy then Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Waimanalo and Waianae.
Turn-by-Turn Driving Directions
Step-by-step road directions between Waimanalo and Waianae.
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1
Start on Mekia Street
800 ft · 41 sec · Mekia Street
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2
At the end of the road, turn left onto Kalaniana’ole Highway
3.3 mi · 7 min · Kalaniana’ole Highway
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3
Turn left onto Kalaniana’ole Highway
1.7 mi · 3 min · Kalaniana’ole Highway
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4
Continue on Kalanianaole Highway
134 m · 11 sec · Kalanianaole Highway
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5
Turn right onto Kamehameha Highway
1.5 km · 2 min · Kamehameha Highway
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6
Take the ramp slight right toward I H3 West: Pearl Harbor
1515 ft · 37 sec
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7
Merge slight left onto John A. Burns Freeway
10.7 mi · 16 min · John A. Burns Freeway
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8
Keep slight right to continue on I H1 West: Pearl City
1.2 km · 2 min
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9
Merge slight left onto Queen Liliʻuokalani Freeway
4.1 mi · 6 min · Queen Liliʻuokalani Freeway
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10
Keep slight left to continue on Queen Liliʻuokalani Freeway
9.2 mi · 11 min · Queen Liliʻuokalani Freeway
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11
Continue on Farrington Highway
10.2 mi · 21 min · Farrington Highway
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12
Arrive at your destination
0 m · 1 sec · Farrington Highway
Car Route Details
A richer read on the saved driving route between Waimanalo and Waianae.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
John A. Burns Freeway
Merge slight left onto John A. Burns Freeway
10.7 mi · 00h 16m
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.
Slight Chance Rain Showers leaving Waimanalo and Mostly Cloudy then Chance Rain Showers near Waianae.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Waimanalo to Waianae?
The road trip is about 41.5 miles (66.8 km) and usually takes 00h 59m 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?
Pearl City is a useful midpoint, sitting about 20.8 miles from Waimanalo and 20.8 miles from Waianae.
How much longer is the road route than the straight-line distance?
The direct path is about 30.4 miles (48.9 km), while the road route adds roughly 11.1 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 4:30 PM HST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.23 one way or $14.46 round trip. Estimated CO2 is about 13 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around Waimanalo and Mostly Cloudy then Chance Rain Showers near Waianae.
Flight Path Map
This map shows the direct air route between Waimanalo and Waianae. Straight-line distance: 30.37 mi (48.88 km).
#1 Waimanalo
Census-designated place in Honolulu County, Hawaii, United States of America
| Population | 5,451 |
| Coordinates | 21.3461400, -157.7238000 |
| Altitude | 7 |
| Country | United States |
#2 Waianae
Census designated place in Honolulu County, Hawaii, United States
| Population | 13,177 |
| Coordinates | 21.4378500, -158.1855500 |
| Altitude | 5 |
| Country | United States |
End: Farrington Highway (-158.185572, 21.437844)
Estimated Travel Time
Distance: 67 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 22m |
| 40 mph (64.37 km/h) | 01h 02m |
| 50 mph (80.47 km/h) | 00h 49m |
| 60 mph (96.56 km/h) | 00h 41m |
| 70 mph (112.65 km/h) | 00h 35m |
| 80 mph (129 km/h) | 00h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $7.23 | $14.46 |
| Mid-grade | $5.34 | $7.79 | $15.59 |
| Premium | $5.57 | $8.13 | $16.25 |
| Diesel | $6.37 | $9.29 | $18.59 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.