How far is Juneau, AK from Petersburg, AK?
The driving distance from Juneau, AK to Petersburg, AK is about 158.2 miles (254.6 km), with a travel time of about 08h 05m by car.
- The straight-line flight distance is about 116.3 miles (187.2 km).
- For a round trip, plan for roughly 16h 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 08h 05m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Hoonah-Angoon Census Area, Alaska, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Snow Showers
Mostly Sunny then Slight Chance Snow Showers
Driving Route Map
The map below follows the saved road route between Juneau and Petersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Juneau and Petersburg.
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1
Start on the route
10 m · 8 sec
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2
Turn left onto West 9th Street
110 m · 12 sec · West 9th Street
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3
At the end of the road, turn right onto Glacier Avenue
2343 ft · 48 sec · Glacier Avenue
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4
Turn left onto Highland Drive
92 m · 8 sec · Highland Drive
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5
Turn right onto Egan Drive
8.1 mi · 11 min · Egan Drive
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6
Continue on Glacier Highway
2.3 mi · 3 min · Glacier Highway
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7
Enter the roundabout and take exit 2 toward DeHart's Traffic Circle
63 m · 3 sec · Glacier Highway
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8
Exit the rotary onto Glacier Highway
1.6 mi · 2 min · Glacier Highway
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9
Turn left
63 m · 5 sec
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10
Turn left
107 m · 26 sec
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11
Continue on Alaska Marine Highway - Petersburg-Juneau
144.3 mi · 7 hr 45 min · Alaska Marine Highway - Petersburg-Juneau
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12
Continue straight
620 ft · 45 sec
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13
Keep slight left
47 m · 17 sec
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14
At the end of the road, turn left onto South Nordic Drive
1.4 km · 2 min · South Nordic Drive
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15
Turn right onto Fram Street
115 m · 17 sec · Fram Street
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16
Arrive at your destination
0 m · 1 sec · Fram Street
Car Route Details
A richer read on the saved driving route between Juneau and Petersburg.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Alaska Marine Highway - Petersburg-Juneau
Continue on Alaska Marine Highway - Petersburg-Juneau
144 mi · 07h 45m
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.
Mostly Sunny then Chance Snow Showers leaving Juneau and Mostly Sunny then Slight Chance Snow Showers near Petersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Juneau to Petersburg?
The road trip is about 158.2 miles (254.6 km) and usually takes 08h 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?
Angoon is a useful midpoint, sitting about 78.9 miles from Juneau and 79.3 miles from Petersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 116.3 miles (187.2 km), while the road route adds roughly 41.9 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 $27.63 one way or $55.25 round trip. Estimated CO2 is about 49.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Snow Showers around Juneau and Mostly Sunny then Slight Chance Snow Showers near Petersburg.
Flight Path Map
This map shows the direct air route between Juneau and Petersburg. Straight-line distance: 116.34 mi (187.23 km).
#1 Juneau
City in and state capital of Alaska, United States
| Population | 31,974 |
| Coordinates | 58.3019400, -134.4197200 |
| Altitude | 17 |
| Country | United States |
#2 Petersburg
Petersburg is a place in Alaska, United States.
| Population | 0 |
| Coordinates | 56.8125000, -132.9555600 |
| Altitude | 11 |
| Country | United States |
End: Petersburg (-132.95556, 56.8125)
Estimated Travel Time
Distance: 255 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 16m |
| 40 mph (64.37 km/h) | 03h 57m |
| 50 mph (80.47 km/h) | 03h 09m |
| 60 mph (96.56 km/h) | 02h 38m |
| 70 mph (112.65 km/h) | 02h 15m |
| 80 mph (129 km/h) | 01h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $27.63 | $55.25 |
| Mid-grade | $5.34 | $29.79 | $59.57 |
| Premium | $5.57 | $31.06 | $62.12 |
| Diesel | $6.37 | $35.52 | $71.04 |
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.