How far is Boise, ID from Plummer, ID?
The driving distance from Boise, ID to Plummer, ID is about 345.4 miles (555.8 km), with a travel time of about 07h 31m by car.
- The straight-line flight distance is about 259.3 miles (417.3 km).
- For a round trip, plan for roughly 15h 03m 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 07h 31m.
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 County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Rain
Driving Route Map
The map below follows the saved road route between Boise and Plummer.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boise and Plummer.
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1
Start on the route
36 m · 14 sec
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2
Turn left
39 m · 11 sec
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3
At the end of the road, turn right onto South Capitol Boulevard
849 ft · 34 sec · South Capitol Boulevard
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4
Turn left onto West Idaho Street
3037 ft · 1 min · West Idaho Street
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5
Turn right onto North 15th Street
1019 ft · 30 sec · North 15th Street
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6
Turn left onto West State Street
1.4 km · 2 min · West State Street
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7
Continue on West State Street
656 ft · 20 sec · West State Street
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8
Keep slight left to continue on West State Street
6.1 mi · 11 min · West State Street
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9
Take the ramp slight right toward SH-55
156 m · 14 sec
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10
Merge slight left onto North Horseshoe Bend Road
8.8 mi · 12 min · North Horseshoe Bend Road
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11
Continue on Payette River Scenic Byway
5.9 mi · 7 min · Payette River Scenic Byway
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12
Continue on Highway 55
2.4 mi · 3 min · Highway 55
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13
Continue on Horseshoe Bend Road
2105 ft · 30 sec · Horseshoe Bend Road
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14
Continue on Highway 55
16 mi · 24 min · Highway 55
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15
Continue on Horseshoe Bend Road
18.5 mi · 25 min · Horseshoe Bend Road
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16
Continue on Main Street
45.6 mi · 1 hr 2 min · Main Street
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17
Turn left onto Deinhard Lane
1.6 mi · 3 min · Deinhard Lane
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18
Continue on Boydstun Street
1.5 km · 2 min · Boydstun Street
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19
At the end of the road, turn left onto West Lake Street
10.6 mi · 16 min · West Lake Street
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20
Turn right onto North Norris Avenue
76.4 mi · 1 hr 27 min · North Norris Avenue
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21
Turn left onto Johnston Road
2.2 mi · 5 min · Johnston Road
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22
At the end of the road, turn left
67.5 mi · 1 hr 19 min
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23
Keep slight right to continue on US 195 North: Moscow, Coeur d' Alene, Spokane
6.7 mi · 8 min
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24
Keep slight left
16.6 mi · 26 min
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25
Turn left onto Reisenauer Road
5.3 mi · 7 min · Reisenauer Road
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26
At the end of the road, turn left onto South Main Street
1.1 mi · 3 min · South Main Street
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27
Continue on South Washington Street
16.8 mi · 23 min · South Washington Street
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28
Continue straight
33.8 mi · 43 min
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29
Turn left onto C Street
36 m · 4 sec · C Street
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30
Arrive at your destination
0 m · 1 sec · C Street
Car Route Details
A richer read on the saved driving route between Boise and Plummer.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
North Norris Avenue
Turn right onto North Norris Avenue
76.4 mi · 01h 27m
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 Showers leaving Boise and Rain near Plummer.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Boise to Plummer?
The road trip is about 345.4 miles (555.8 km) and usually takes 07h 31m 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?
White Bird is a useful midpoint, sitting about 172.6 miles from Boise and 172.8 miles from Plummer.
How much longer is the road route than the straight-line distance?
The direct path is about 259.3 miles (417.3 km), while the road route adds roughly 86.1 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 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 $47.46 one way or $94.91 round trip. Estimated CO2 is about 108.3 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Boise and Plummer, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Rain Showers around Boise and Rain near Plummer.
Stop Ideas Near White Bird
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 White Bird.
Grangeville, Idaho
Lewiston, Idaho
McCall, Idaho
Flight Path Map
This map shows the direct air route between Boise and Plummer. Straight-line distance: 259.27 mi (417.26 km).
#1 Boise
The capital of Idaho.
| Population | 228,959 |
| Coordinates | 43.6135000, -116.2034500 |
| Altitude | 823 |
| Country | United States |
#2 Plummer
City in Idaho, USA
| Population | 1,029 |
| Coordinates | 47.3351800, -116.8885100 |
| Altitude | 836 |
| Country | United States |
End: Plummer (-116.88851, 47.33518)
Estimated Travel Time
Distance: 556 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 30m |
| 40 mph (64.37 km/h) | 08h 38m |
| 50 mph (80.47 km/h) | 06h 54m |
| 60 mph (96.56 km/h) | 05h 45m |
| 70 mph (112.65 km/h) | 04h 56m |
| 80 mph (129 km/h) | 04h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $47.46 | $94.91 |
| Mid-grade | $4.23 | $51.58 | $103.15 |
| Premium | $4.55 | $55.45 | $110.90 |
| Diesel | $5.41 | $65.97 | $131.94 |
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.