How far is Post Falls, ID from Weiser, ID?
The driving distance from Post Falls, ID to Weiser, ID is about 344.1 miles (553.7 km), with a travel time of about 07h 10m by car.
- The straight-line flight distance is about 239.5 miles (385.5 km).
- For a round trip, plan for roughly 14h 21m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
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 07h 10m.
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 Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Driving Route Map
The map below follows the saved road route between Post Falls and Weiser.
Turn-by-Turn Driving Directions
Step-by-step road directions between Post Falls and Weiser.
-
1
Start on West 10th Avenue
872 ft · 40 sec · West 10th Avenue
-
2
Turn right onto North Spokane Street
2114 ft · 1 min · North Spokane Street
-
3
Turn left
2024 ft · 51 sec
-
4
Merge slight left
6 mi · 6 min
-
5
Take the exit slight right toward Northwest Boulevard
1670 ft · 43 sec
-
6
Turn right onto Northwest Boulevard
1.3 km · 2 min · Northwest Boulevard
-
7
Take the ramp slight right
798 ft · 26 sec
-
8
Turn right
82.2 mi · 1 hr 44 min
-
9
Continue on North Main Street
535 ft · 18 sec · North Main Street
-
10
Continue on North Jackson Street
1.8 mi · 5 min · North Jackson Street
-
11
Turn right onto Reisenauer Road
5.2 mi · 7 min · Reisenauer Road
-
12
Turn right
22.9 mi · 33 min
-
13
Keep slight left to continue on Missoula, Boise
68.1 mi · 1 hr 20 min
-
14
Turn right onto Johnston Road
2.2 mi · 5 min · Johnston Road
-
15
Turn right
76.4 mi · 1 hr 27 min
-
16
Take the exit slight right toward Virginia Street
46.6 mi · 1 hr · Virginia Street
-
17
Turn left onto Superior Street
29.6 mi · 36 min · Superior Street
-
18
Turn right onto East Park Street
2678 ft · 1 min · East Park Street
-
19
At the end of the road, turn right onto State Street
753 ft · 31 sec · State Street
-
20
Turn left onto West Butterfield Avenue
56 m · 13 sec · West Butterfield Avenue
-
21
Turn left
36 m · 9 sec
-
22
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Post Falls and Weiser.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Longest stretch
Turn right
82.2 mi · 01h 44m
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.
Rain leaving Post Falls and Rain Showers near Weiser.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Post Falls to Weiser?
The road trip is about 344.1 miles (553.7 km) and usually takes 07h 10m 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?
Ferdinand is a useful midpoint, sitting about 171.9 miles from Post Falls and 172.2 miles from Weiser.
How much longer is the road route than the straight-line distance?
The direct path is about 239.5 miles (385.5 km), while the road route adds roughly 104.6 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 PDT. 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 $47.26 one way or $94.52 round trip. Estimated CO2 is about 107.9 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Post Falls and Weiser, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Rain around Post Falls and Rain Showers near Weiser.
Stop Ideas Near Ferdinand
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Ferdinand.
Grangeville, Idaho
Lewiston, Idaho
Moscow, Idaho
Pullman, Washington
Flight Path Map
This map shows the direct air route between Post Falls and Weiser. Straight-line distance: 239.54 mi (385.51 km).
#1 Post Falls
City in Kootenai County, Idaho, United States
| Population | 36,250 |
| Coordinates | 47.7179600, -116.9515900 |
| Altitude | 665 |
| Country | United States |
#2 Weiser
City in Washington County, Idaho, United States
| Population | 5,376 |
| Coordinates | 44.2510000, -116.9693300 |
| Altitude | 649 |
| Country | United States |
End: Weiser (-116.96933, 44.251)
Estimated Travel Time
Distance: 554 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 27m |
| 40 mph (64.37 km/h) | 08h 36m |
| 50 mph (80.47 km/h) | 06h 52m |
| 60 mph (96.56 km/h) | 05h 44m |
| 70 mph (112.65 km/h) | 04h 54m |
| 80 mph (129 km/h) | 04h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $47.26 | $94.52 |
| Mid-grade | $4.23 | $51.36 | $102.73 |
| Premium | $4.55 | $55.22 | $110.45 |
| Diesel | $5.41 | $65.70 | $131.40 |
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 Idaho · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.