How far is Petersburg, AK from Palmer, AK?

The driving distance from Petersburg, AK to Palmer, AK is about 942.9 miles (1517.4 km), with a travel time of about 30h 52m by car.

  • The straight-line flight distance is about 657.8 miles (1058.6 km).
  • For a round trip, plan for roughly 61h 44m 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
942.87 mi
30h 52m
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 Petersburg.

Flight Distance

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

Driving Distance

Road route
942.87 mi
Kilometers
1517.41 km
Drive Time
30h 52m

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 30h 52m.

Arrival Snapshot
Arrive in Palmer
Thu, Apr 16, 10:58 AM AKDT
Return by in Petersburg
Fri, Apr 17, 5:50 PM AKDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Petersburg
2026-04-15T04:06
Arrive Palmer
Thu, Apr 16, 10:58 AM AKDT
Route Timing
30h 52m
One way by road
Best Departure Window
6:00 AM to 7:30 AM AKDT
Treat this as a longer travel day
Arrive between
12:52 PM to 2:22 PM AKDT

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

Leave by
10:16 PM AKDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Petersburg
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 Petersburg
420.7 mi
15h 26m
To Palmer
522.2 mi
15h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
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
Destination
41°F
Wednesday

Mostly Cloudy then Slight Chance Rain And Snow

Starts
Wed, Apr 15 6:00 AM AKDT
Wind
0 mph

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Fram Street

    115 m · 22 sec · Fram Street

  2. 2

    Turn left onto North Nordic Drive

    1.4 km · 2 min · North Nordic Drive

  3. 3

    Turn right

    776 ft · 57 sec

  4. 4

    Turn straight onto Alaska Marine Highway - Petersburg-Juneau

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

  5. 5

    Continue straight

    107 m · 32 sec

  6. 6

    Turn left

    53 m · 2 sec

  7. 7

    Turn straight onto Alaska Marine Highway - Juneau-Yakutat

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

  8. 8

    Turn sharp left onto Alaska Marine Highway - Whittier-Yakutat

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

  9. 9

    Continue straight

    114 m · 7 sec

  10. 10

    At the end of the road, turn right onto West Camp Road

    53 m · 9 sec · West Camp Road

  11. 11

    Continue on West Camp Road

    1.4 mi · 2 min · West Camp Road

  12. 12

    Continue on Portage Glacier Highway

    4.7 mi · 11 min · Portage Glacier Highway

  13. 13

    Continue on Portage Glacier Road

    5 mi · 7 min · Portage Glacier Road

  14. 14

    Turn right onto Seward Highway

    47.2 mi · 59 min · Seward Highway

  15. 15

    Continue on Ingra Street

    1 mi · 2 min · Ingra Street

  16. 16

    Turn right onto East 6th Avenue

    1924 ft · 57 sec · East 6th Avenue

  17. 17

    Continue on East 5th Avenue

    1 mi · 2 min · East 5th Avenue

  18. 18

    Continue on Glenn Highway

    33 mi · 38 min · Glenn Highway

  19. 19

    Keep slight right to continue on Glenn Highway

    7.2 mi · 10 min · Glenn Highway

  20. 20

    Turn right onto West Evergreen Avenue

    1367 ft · 49 sec · West Evergreen Avenue

  21. 21

    Turn right onto South Colony Way

    4 m · 1 sec · South Colony Way

  22. 22

    Arrive at your destination

    0 m · 1 sec · South Colony Way

Car Route Details

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

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
22 steps
11 turns on the saved route
Ramps & Exits
0
0 merges, 0 ramps or exits
Navigation Density
2.3 / 100 mi
Decision points by distance
Main Roads
Alaska Marine Highway - Whittier-Yakutat
335 mi · 35%
Alaska Marine Highway - Juneau-Yakutat
263 mi · 28%
Alaska Marine Highway - Petersburg-Juneau
144 mi · 15%
Seward Highway
47.2 mi · 5%
Glenn Highway
40.2 mi · 4%
Portage Glacier Road
4.96 mi · 1%
Longest Stretch

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.

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
30h 52m
Overnight route
Same-Day Return
61h 44m
Round-trip wheel time
Road vs Air
+285.1 mi
657.8 mi direct line
Halfway Stop
Haines
15h 26m from Petersburg
Leave By
10:16 PM AKDT
Overnight-style route
Weather Watch

Mostly Sunny then Slight Chance Snow Showers leaving Petersburg and Mostly Cloudy then Slight Chance Rain And Snow near Palmer.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Petersburg to Palmer?

The road trip is about 942.9 miles (1517.4 km) and usually takes 30h 52m 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 420.7 miles from Petersburg and 522.2 miles from Palmer.

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 285.1 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 $164.72 one way or $329.44 round trip. Estimated CO2 is about 295.7 kg one way.

What should you check before leaving?

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

Flight Path Map

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

Photo coming soon

#1 Petersburg

Petersburg is a place in Alaska, United States.

Population0
Coordinates56.8125000, -132.9555600
Altitude11
CountryUnited States
Palmer

#2 Palmer

City in Alaska, USA

Population7,766
Coordinates61.5994100, -149.1145600
Altitude72
CountryUnited States
Start: Fram Street (-132.955561, 56.812478)
End: West Evergreen Avenue (-149.114582, 61.599443)

Estimated Travel Time

Distance: 1517 km by road

SpeedTime
30 mph (48.3 km/h)31h 24m
40 mph (64.37 km/h)23h 34m
50 mph (80.47 km/h)18h 51m
60 mph (96.56 km/h)15h 42m
70 mph (112.65 km/h)13h 28m
80 mph (129 km/h)11h 45m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
33.27 gal
125.95 L · about $164.72
Round trip
$329.44
66.54 gal · 251.9 L
Estimated CO2
295.7 kg one way
Round trip: 591.3 kg / 1304 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.95 $164.72 $329.44
Mid-grade $5.34 $177.60 $355.19
Premium $5.57 $185.18 $370.36
Diesel $6.37 $211.80 $423.59

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 Petersburg and Palmer. The current time is 04:06:48.

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.