How far is Palmer, AK from Petersburg, AK?

The driving distance from Palmer, AK to Petersburg, AK is about 844 miles (1358.3 km), with a travel time of about 49h 01m by car.

  • The straight-line flight distance is about 657.8 miles (1058.6 km).
  • For a round trip, plan for roughly 98h 03m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM AKDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
844.03 mi
49h 01m
Flight
657.81 mi
1058.64 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Palmer.

Flight Distance

Direct air line
657.81 mi
Kilometers
1058.64 km
Flight Time
01h 19m

Driving Distance

Road route
844.03 mi
Kilometers
1358.33 km
Drive Time
49h 01m

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 49h 01m.

Arrival Snapshot
Arrive in Petersburg
Fri, Apr 17, 3:13 AM AKDT
Return by in Palmer
Sun, Apr 19, 4:15 AM AKDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Palmer
2026-04-15T02:12
Arrive Petersburg
Fri, Apr 17, 3:13 AM AKDT
Route Timing
49h 01m
One way by road
Best Departure Window
6:00 AM to 7:30 AM AKDT
Treat this as a longer travel day
Arrive between
7:02 AM to 8:32 AM AKDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
9:56 AM AKDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Palmer
8:00 PM AKDT
Overnight-style route

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.

Mid-route stop
Haines
AK

City in Alaska, USA

From Palmer
420.8 mi
24h 30m
To Petersburg
423.2 mi
24h 30m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
41°F
Wednesday

Mostly Cloudy then Slight Chance Rain And Snow

Starts
Wed, Apr 15 6:00 AM AKDT
Wind
0 mph
Destination
Petersburg Weather
AK
Live fallback forecast
37°F
Wednesday
Using Sitka as the closest live forecast in the Alaska weather hub.

Mostly Sunny then Slight Chance Snow Showers

Starts
Wed, Apr 15 6:00 AM AKDT
Wind
5 to 10 mph W

Driving Route Map

The map below follows the saved road route between Palmer and Petersburg.

Turn-by-Turn Driving Directions

Step-by-step road directions between Palmer and Petersburg.

  1. 1

    Start on South Colony Way

    4 m · 9 sec · South Colony Way

  2. 2

    Turn left onto West Evergreen Avenue

    1366 ft · 42 sec · West Evergreen Avenue

  3. 3

    Turn left onto Glenn Highway

    7 mi · 10 min · Glenn Highway

  4. 4

    Merge slight left onto East Parks Highway

    157 m · 6 sec · East Parks Highway

  5. 5

    Continue on Glenn Highway

    33.1 mi · 38 min · Glenn Highway

  6. 6

    Continue on East 5th Avenue

    1.5 mi · 3 min · East 5th Avenue

  7. 7

    Turn left onto Gambell Street

    1.1 mi · 3 min · Gambell Street

  8. 8

    Continue on Seward Highway

    47.1 mi · 58 min · Seward Highway

  9. 9

    Turn left onto Portage Glacier Road

    5 mi · 7 min · Portage Glacier Road

  10. 10

    Continue on Portage Glacier Highway

    4.7 mi · 11 min · Portage Glacier Highway

  11. 11

    Continue on West Camp Road

    1.5 mi · 2 min · West Camp Road

  12. 12

    Turn right

    52 m · 8 sec

  13. 13

    Turn left

    76 m · 4 sec

  14. 14

    Turn straight onto Alaska Marine Highway - Whittier-Yakutat

    334.5 mi · 22 hr · Alaska Marine Highway - Whittier-Yakutat

  15. 15

    Turn sharp right onto Alaska Marine Highway - Juneau-Yakutat

    262.6 mi · 17 hr · Alaska Marine Highway - Juneau-Yakutat

  16. 16

    Continue straight

    53 m · 6 sec

  17. 17

    Turn right

    107 m · 26 sec

  18. 18

    Continue on Alaska Marine Highway - Petersburg-Juneau

    144.3 mi · 7 hr 45 min · Alaska Marine Highway - Petersburg-Juneau

  19. 19

    Continue straight

    620 ft · 45 sec

  20. 20

    Keep slight left

    47 m · 17 sec

  21. 21

    At the end of the road, turn left onto South Nordic Drive

    1.4 km · 2 min · South Nordic Drive

  22. 22

    Turn right onto Fram Street

    115 m · 17 sec · Fram Street

  23. 23

    Arrive at your destination

    0 m · 1 sec · Fram Street

Car Route Details

A richer read on the saved driving route between Palmer and Petersburg.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
23 steps
11 turns on the saved route
Ramps & Exits
1
1 merges, 0 ramps or exits
Navigation Density
2.7 / 100 mi
Decision points by distance
Main Roads
Alaska Marine Highway - Whittier-Yakutat
334 mi · 40%
Alaska Marine Highway - Juneau-Yakutat
263 mi · 31%
Alaska Marine Highway - Petersburg-Juneau
144 mi · 17%
Seward Highway
47.2 mi · 6%
Glenn Highway
40.1 mi · 5%
Portage Glacier Road
5.03 mi · 1%
Longest Stretch

Alaska Marine Highway - Whittier-Yakutat

Turn straight 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.

Trip Read

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.

Drive Time
49h 01m
Overnight route
Same-Day Return
98h 04m
Round-trip wheel time
Road vs Air
+186.2 mi
657.8 mi direct line
Halfway Stop
Haines
24h 30m from Palmer
Leave By
9:56 AM AKDT
Overnight-style route
Weather Watch

Mostly Cloudy then Slight Chance Rain And Snow leaving Palmer 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 Palmer to Petersburg?

The road trip is about 844 miles (1358.3 km) and usually takes 49h 01m 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 420.8 miles from Palmer and 423.2 miles from Petersburg.

How much longer is the road route than the straight-line distance?

The direct path is about 657.8 miles (1058.6 km), while the road route adds roughly 186.2 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 $147.44 one way or $294.88 round trip. Estimated CO2 is about 264.7 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy then Slight Chance Rain And Snow around Palmer and Mostly Sunny then Slight Chance Snow Showers near Petersburg.

Flight Path Map

This map shows the direct air route between Palmer and Petersburg. Straight-line distance: 657.81 mi (1058.64 km).

Palmer

#1 Palmer

City in Alaska, USA

Population7,766
Coordinates61.5994100, -149.1145600
Altitude72
CountryUnited States
Photo coming soon

#2 Petersburg

Petersburg is a place in Alaska, United States.

Population0
Coordinates56.8125000, -132.9555600
Altitude11
CountryUnited States
Start: Palmer (-149.11456, 61.59941)
End: Petersburg (-132.95556, 56.8125)

Estimated Travel Time

Distance: 1358 km by road

SpeedTime
30 mph (48.3 km/h)28h 07m
40 mph (64.37 km/h)21h 06m
50 mph (80.47 km/h)16h 52m
60 mph (96.56 km/h)14h 04m
70 mph (112.65 km/h)12h 03m
80 mph (129 km/h)10h 31m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
29.78 gal
112.74 L · about $147.44
Round trip
$294.88
59.56 gal · 225.48 L
Estimated CO2
264.7 kg one way
Round trip: 529.3 kg / 1167 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.95 $147.44 $294.88
Mid-grade $5.34 $158.97 $317.93
Premium $5.57 $165.76 $331.51
Diesel $6.37 $189.58 $379.16

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

There is no time difference between Palmer and Petersburg. The current time is 02:12:07.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.