How far is Buhl, ID from Post Falls, ID?
The driving distance from Buhl, ID to Post Falls, ID is about 510.3 miles (821.2 km), with a travel time of about 09h 08m by car.
- The straight-line flight distance is about 369.4 miles (594.5 km).
- For a round trip, plan for roughly 18h 16m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
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 09h 08m.
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 Shoshone County
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Chance Light Rain
Driving Route Map
The map below follows the saved road route between Buhl and Post Falls.
Turn-by-Turn Driving Directions
Step-by-step road directions between Buhl and Post Falls.
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1
Start on Main Street
2706 ft · 1 min · Main Street
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2
Turn left onto North 1500 East
4.9 mi · 7 min · North 1500 East
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3
Continue on Clear Lakes Grade
4.3 mi · 6 min · Clear Lakes Grade
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4
Turn straight onto South 1950 East
4.8 mi · 7 min · South 1950 East
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5
Continue on South Idaho Street
732 ft · 20 sec · South Idaho Street
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6
Take the ramp left
1852 ft · 45 sec
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7
Merge slight left onto Vietnam Veterans Memorial Highway
344.5 mi · 5 hr 56 min · Vietnam Veterans Memorial Highway
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8
Take the exit slight right toward US 395 North: Stanfield, Hermiston
1706 ft · 42 sec
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9
Continue on Umatilla-Stanfield Highway
1.2 mi · 1 min · Umatilla-Stanfield Highway
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10
Continue on South Main Street
2 mi · 2 min · South Main Street
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11
Continue on Umatilla-Stanfield Highway
3.2 mi · 4 min · Umatilla-Stanfield Highway
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12
Turn right onto Southeast 4th Street
1.6 mi · 3 min · Southeast 4th Street
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13
Turn left onto East Theater Lane
1368 ft · 42 sec · East Theater Lane
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14
Turn right onto North 1st Street
2864 ft · 39 sec · North 1st Street
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15
Continue on Umatilla-Stanfield Highway
3.8 mi · 4 min · Umatilla-Stanfield Highway
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16
Turn left onto Columbia River Highway
1.1 km · 49 sec · Columbia River Highway
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17
Take the exit right toward I 82 West, US 395 North: Kennewick, Yakima
1130 ft · 28 sec
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18
Merge slight left onto McNary Highway
20.4 mi · 22 min · McNary Highway
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19
Keep slight right to continue on Lewis and Clark Trail Highway
3.3 mi · 5 min · Lewis and Clark Trail Highway
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20
Continue on South US 395
1.1 mi · 2 min · South US 395
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21
Continue on Lewis and Clark Trail
4.9 mi · 7 min · Lewis and Clark Trail
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22
Take the exit slight right toward US 395 north, SR 397 south (Oregon Street): Spokane, Finley
859 ft · 21 sec
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23
Keep slight left to continue on US 395
1416 ft · 35 sec
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24
Keep slight right to continue on US 395 North: Spokane
130.7 mi · 2 hr 21 min
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25
Merge slight right
25.9 mi · 30 min
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26
Take the exit slight right toward I 90 Business
1895 ft · 48 sec
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27
Turn left onto North Spokane Street
2151 ft · 1 min · North Spokane Street
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28
Turn left onto West 10th Avenue
872 ft · 38 sec · West 10th Avenue
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29
Arrive at your destination
0 m · 1 sec · West 10th Avenue
Car Route Details
A richer read on the saved driving route between Buhl and Post Falls.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Vietnam Veterans Memorial Highway
Merge slight left onto Vietnam Veterans Memorial Highway
344 mi · 05h 56m
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.
Chance Rain Showers leaving Buhl and Chance Light Rain near Post Falls.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Buhl to Post Falls?
The road trip is about 510.3 miles (821.2 km) and usually takes 09h 08m 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?
Pinehurst is a useful midpoint, sitting about 280.2 miles from Buhl and 230.1 miles from Post Falls.
How much longer is the road route than the straight-line distance?
The direct path is about 369.4 miles (594.5 km), while the road route adds roughly 140.9 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 MDT. 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 $70.11 one way or $140.23 round trip. Estimated CO2 is about 160.1 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Buhl and Post Falls, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Buhl and Chance Light Rain near Post Falls.
Stop Ideas Near Pinehurst
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 Pinehurst.
McCall, Idaho
Grangeville, Idaho
Flight Path Map
This map shows the direct air route between Buhl and Post Falls. Straight-line distance: 369.41 mi (594.51 km).
#1 Buhl
City in Twin Falls County, Idaho, United States
| Population | 4,507 |
| Coordinates | 42.5990700, -114.7594900 |
| Altitude | 1149 |
| Country | United States |
#2 Post Falls
City in Kootenai County, Idaho, United States
| Population | 36,250 |
| Coordinates | 47.7179600, -116.9515900 |
| Altitude | 665 |
| Country | United States |
End: West 10th Avenue (-116.951612, 47.717931)
Estimated Travel Time
Distance: 821 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 17h 00m |
| 40 mph (64.37 km/h) | 12h 45m |
| 50 mph (80.47 km/h) | 10h 12m |
| 60 mph (96.56 km/h) | 08h 30m |
| 70 mph (112.65 km/h) | 07h 17m |
| 80 mph (129 km/h) | 06h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $70.11 | $140.23 |
| Mid-grade | $4.23 | $76.20 | $152.40 |
| Premium | $4.55 | $81.93 | $163.85 |
| Diesel | $5.41 | $97.47 | $194.94 |
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.