How far is Diamond Ridge, AK from Falls, AK?
The driving distance from Diamond Ridge, AK to Falls, AK is about 144.7 miles (232.9 km), with a travel time of about 03h 31m by car.
- The straight-line flight distance is about 91.3 miles (146.9 km).
- For a round trip, plan for roughly 07h 03m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM AKDT.
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 03h 31m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Alaska, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy then Slight Chance Light Snow
Driving Route Map
The map below follows the saved road route between Diamond Ridge and Falls.
Turn-by-Turn Driving Directions
Step-by-step road directions between Diamond Ridge and Falls.
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1
Start on Autumn Star Street
1094 ft · 48 sec · Autumn Star Street
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2
Turn straight onto Skyline Drive
1.2 km · 2 min · Skyline Drive
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3
Turn right onto Diamond Ridge Road
4.8 mi · 10 min · Diamond Ridge Road
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4
At the end of the road, turn right onto Sterling Highway
126.6 mi · 3 hr 1 min · Sterling Highway
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5
Turn right onto Seward Highway
12.4 mi · 18 min · Seward Highway
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6
Arrive at your destination
0 m · 1 sec · Seward Highway
Car Route Details
A richer read on the saved driving route between Diamond Ridge and Falls.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Sterling Highway
At the end of the road, turn right onto Sterling Highway
127 mi · 03h 01m
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.
Partly Cloudy then Slight Chance Light Snow leaving Diamond Ridge and Sunny near Falls.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Diamond Ridge to Falls?
The road trip is about 144.7 miles (232.9 km) and usually takes 03h 31m 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?
Soldotna is a useful midpoint, sitting about 72.1 miles from Diamond Ridge and 72.6 miles from Falls.
How much longer is the road route than the straight-line distance?
The direct path is about 91.3 miles (146.9 km), while the road route adds roughly 53.4 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 AKDT. If you want a more comfortable same-day return, try to leave by 9:56 AM AKDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.30 one way or $50.60 round trip. Estimated CO2 is about 45.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy then Slight Chance Light Snow around Diamond Ridge and Sunny near Falls.
Flight Path Map
This map shows the direct air route between Diamond Ridge and Falls. Straight-line distance: 91.29 mi (146.91 km).
#1 Diamond Ridge
Census-designated place in Kenai Peninsula Borough, Alaska
| Population | 1,156 |
| Coordinates | 59.6761100, -151.5575000 |
| Altitude | 324 |
| Country | United States |
#2 Falls
Falls is a place in Alaska, United States.
| Population | 0 |
| Coordinates | 60.4200000, -149.3702800 |
| Altitude | 138 |
| Country | United States |
End: Falls (-149.37028, 60.42)
Estimated Travel Time
Distance: 233 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 49m |
| 40 mph (64.37 km/h) | 03h 37m |
| 50 mph (80.47 km/h) | 02h 53m |
| 60 mph (96.56 km/h) | 02h 24m |
| 70 mph (112.65 km/h) | 02h 04m |
| 80 mph (129 km/h) | 01h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $25.30 | $50.60 |
| Mid-grade | $5.34 | $27.28 | $54.55 |
| Premium | $5.57 | $28.44 | $56.88 |
| Diesel | $6.37 | $32.53 | $65.06 |
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 Alaska · Apr 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.