How far is Ketchikan, AK from Diamond Ridge, AK?
The driving distance from Ketchikan, AK to Diamond Ridge, AK is about 1060.4 miles (1706.6 km), with a travel time of about 51h 28m by car.
- The straight-line flight distance is about 793.5 miles (1277 km).
- For a round trip, plan for roughly 102h 56m 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 51h 28m.
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.
Light Rain Likely
Chance Light Snow
Driving Route Map
The map below follows the saved road route between Ketchikan and Diamond Ridge.
Turn-by-Turn Driving Directions
Step-by-step road directions between Ketchikan and Diamond Ridge.
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1
Start on the route
760 ft · 34 sec
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2
At the end of the road, turn right onto Water Street
66 m · 12 sec · Water Street
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3
Continue on Water Street
1875 ft · 37 sec · Water Street
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4
Turn left onto Tongass Avenue
1.6 mi · 3 min · Tongass Avenue
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5
Turn left
39 m · 5 sec
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6
Turn right
131 m · 37 sec
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7
Turn left onto Ketchikan Ferry Terminal Road
143 m · 41 sec · Ketchikan Ferry Terminal Road
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8
Turn straight onto Alaska Marine Highway - Ketchikan ↔ Juneau
276.8 mi · 8 hr · Alaska Marine Highway - Ketchikan ↔ Juneau
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9
Turn sharp left onto Alaska Marine Highway - Juneau-Yakutat
262.6 mi · 17 hr · Alaska Marine Highway - Juneau-Yakutat
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10
Turn sharp left onto Alaska Marine Highway - Whittier-Yakutat
334.5 mi · 22 hr · Alaska Marine Highway - Whittier-Yakutat
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11
Continue straight
114 m · 7 sec
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12
At the end of the road, turn right onto West Camp Road
53 m · 9 sec · West Camp Road
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13
Continue on West Camp Road
1.4 mi · 2 min · West Camp Road
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14
Continue on Portage Glacier Highway
4.7 mi · 11 min · Portage Glacier Highway
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15
Continue on Portage Glacier Road
5 mi · 7 min · Portage Glacier Road
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16
At the end of the road, turn left onto Seward Highway
40.7 mi · 48 min · Seward Highway
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17
Take the exit slight right
126.5 mi · 3 hr 1 min
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18
Turn left onto Diamond Ridge Road
4.8 mi · 10 min · Diamond Ridge Road
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19
At the end of the road, turn left onto Skyline Drive
1.2 km · 2 min · Skyline Drive
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20
Turn slight left onto Autumn Star Street
1094 ft · 48 sec · Autumn Star Street
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21
Arrive at your destination
0 m · 1 sec · Autumn Star Street
Car Route Details
A richer read on the saved driving route between Ketchikan 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 Rain Likely leaving Ketchikan 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 Ketchikan to Diamond Ridge?
The road trip is about 1060.4 miles (1706.6 km) and usually takes 51h 28m 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?
Haines is a useful midpoint, sitting about 528.7 miles from Ketchikan and 531.7 miles from Diamond Ridge.
How much longer is the road route than the straight-line distance?
The direct path is about 793.5 miles (1277 km), while the road route adds roughly 266.9 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 $185.27 one way or $370.53 round trip. Estimated CO2 is about 332.6 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Ketchikan and Chance Light Snow near Diamond Ridge.
Flight Path Map
This map shows the direct air route between Ketchikan and Diamond Ridge. Straight-line distance: 793.5 mi (1277.02 km).
#1 Ketchikan
City in Alaska, USA
| Population | 8,187 |
| Coordinates | 55.3418000, -131.6475700 |
| 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: 1707 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 35h 19m |
| 40 mph (64.37 km/h) | 26h 30m |
| 50 mph (80.47 km/h) | 21h 12m |
| 60 mph (96.56 km/h) | 17h 40m |
| 70 mph (112.65 km/h) | 15h 08m |
| 80 mph (129 km/h) | 13h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $185.27 | $370.53 |
| Mid-grade | $5.34 | $199.75 | $399.50 |
| Premium | $5.57 | $208.28 | $416.56 |
| Diesel | $6.37 | $238.22 | $476.43 |
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.