How far is Sitka, AK from Diamond Ridge, AK?
The driving distance from Sitka, AK to Diamond Ridge, AK is about 942.1 miles (1516.1 km), with a travel time of about 53h 05m by car.
- The straight-line flight distance is about 613.5 miles (987.4 km).
- For a round trip, plan for roughly 106h 10m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 53h 05m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Chance Light Snow
Driving Route Map
The map below follows the saved road route between Sitka and Diamond Ridge.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sitka and Diamond Ridge.
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1
Start on Baranof Street
67 m · 15 sec · Baranof Street
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2
Turn left onto Sawmill Creek Road
744 ft · 15 sec · Sawmill Creek Road
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3
Enter the roundabout and take exit 2 toward Halibut Point Road
18 m · 1 sec · Halibut Point Road
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4
Exit the roundabout onto Halibut Point Road
6.6 mi · 12 min · Halibut Point Road
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5
Turn left
662 ft · 48 sec
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6
Turn straight onto Alaska Marine Highway - Sitka-Juneau
153.9 mi · 9 hr 30 min · Alaska Marine Highway - Sitka-Juneau
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7
Turn sharp left onto Alaska Marine Highway - Juneau-Yakutat
262.6 mi · 17 hr · Alaska Marine Highway - Juneau-Yakutat
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8
Turn sharp left onto Alaska Marine Highway - Whittier-Yakutat
334.5 mi · 22 hr · Alaska Marine Highway - Whittier-Yakutat
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9
Continue straight
114 m · 7 sec
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10
At the end of the road, turn right onto West Camp Road
53 m · 9 sec · West Camp Road
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11
Continue on West Camp Road
1.4 mi · 2 min · West Camp Road
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12
Continue on Portage Glacier Highway
4.7 mi · 11 min · Portage Glacier Highway
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13
Continue on Portage Glacier Road
5 mi · 7 min · Portage Glacier Road
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14
At the end of the road, turn left onto Seward Highway
40.7 mi · 48 min · Seward Highway
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15
Take the exit slight right
126.5 mi · 3 hr 1 min
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16
Turn left onto Diamond Ridge Road
4.8 mi · 10 min · Diamond Ridge Road
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17
At the end of the road, turn left onto Skyline Drive
1.2 km · 2 min · Skyline Drive
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18
Turn slight left onto Autumn Star Street
1094 ft · 48 sec · Autumn Star Street
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19
Arrive at your destination
0 m · 1 sec · Autumn Star Street
Car Route Details
A richer read on the saved driving route between Sitka and Diamond Ridge.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Alaska Marine Highway - Whittier-Yakutat
Turn sharp left onto Alaska Marine Highway - Whittier-Yakutat
334 mi · 22h 00m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Light Snow leaving Sitka and Chance Light Snow near Diamond Ridge.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sitka to Diamond Ridge?
The road trip is about 942.1 miles (1516.1 km) and usually takes 53h 05m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Cordova is a useful midpoint, sitting about 469.7 miles from Sitka and 472.4 miles from Diamond Ridge.
How much longer is the road route than the straight-line distance?
The direct path is about 613.5 miles (987.4 km), while the road route adds roughly 328.6 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 6:00 AM to 7:30 AM AKDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $164.57 one way or $329.14 round trip. Estimated CO2 is about 295.4 kg one way.
What should you check before leaving?
Before you leave, expect Light Snow around Sitka and Chance Light Snow near Diamond Ridge.
Flight Path Map
This map shows the direct air route between Sitka and Diamond Ridge. Straight-line distance: 613.55 mi (987.41 km).
#1 Sitka
City-borough in Alaska, USA
| Population | 8,493 |
| Coordinates | 57.0531500, -135.3308800 |
| Altitude | 8 |
| Country | United States |
#2 Diamond Ridge
Census-designated place in Kenai Peninsula Borough, Alaska
| Population | 1,156 |
| Coordinates | 59.6761100, -151.5575000 |
| Altitude | 324 |
| Country | United States |
End: Diamond Ridge (-151.5575, 59.67611)
Estimated Travel Time
Distance: 1516 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 31h 23m |
| 40 mph (64.37 km/h) | 23h 33m |
| 50 mph (80.47 km/h) | 18h 50m |
| 60 mph (96.56 km/h) | 15h 42m |
| 70 mph (112.65 km/h) | 13h 27m |
| 80 mph (129 km/h) | 11h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $164.57 | $329.14 |
| Mid-grade | $5.34 | $177.44 | $354.87 |
| Premium | $5.57 | $185.01 | $370.03 |
| Diesel | $6.37 | $211.61 | $423.21 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.