How far is Nampa, ID from Lewiston, ID?
The driving distance from Nampa, ID to Lewiston, ID is about 283.5 miles (456.3 km), with a travel time of about 05h 11m by car.
- The straight-line flight distance is about 200 miles (321.8 km).
- For a round trip, plan for roughly 10h 22m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 05h 11m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Adams County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Nampa and Lewiston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Nampa and Lewiston.
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1
Start on Stony Meadow Drive
56 m · 14 sec · Stony Meadow Drive
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2
Turn left onto Sunny Ridge Road
1 mi · 2 min · Sunny Ridge Road
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3
Continue on Holly Street
1556 ft · 45 sec · Holly Street
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4
Continue on East Bird Avenue
911 ft · 25 sec · East Bird Avenue
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5
Continue on Fern Street
1355 ft · 37 sec · Fern Street
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6
Continue on East Sheridan Avenue
602 ft · 17 sec · East Sheridan Avenue
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7
Continue on Holly Street
1617 ft · 46 sec · Holly Street
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8
Continue on 16th Avenue South
1110 ft · 38 sec · 16th Avenue South
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9
Turn left onto 7th Street South
1.3 km · 2 min · 7th Street South
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10
Continue on North Yale Street
1990 ft · 40 sec · North Yale Street
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11
Continue on Northside Boulevard
1.1 mi · 2 min · Northside Boulevard
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12
Take the ramp slight left
1558 ft · 38 sec
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13
Merge slight left onto Vietnam Veterans Memorial Highway
35.7 mi · 36 min · Vietnam Veterans Memorial Highway
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14
Take the exit slight right toward US 30 East: Fruitland, Payette
1392 ft · 34 sec
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15
Turn right onto East Idaho Avenue
3102 ft · 52 sec · East Idaho Avenue
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16
Continue on Northwest 16th Street
3101 ft · 54 sec · Northwest 16th Street
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17
Turn left onto North Whitley Drive
2.1 mi · 4 min · North Whitley Drive
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18
Turn slight right onto South 16th Street
35.9 mi · 44 min · South 16th Street
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19
Continue on Railroad Street
8.5 mi · 11 min · Railroad Street
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20
Take the exit slight right toward Superior Street
111 m · 12 sec · Superior Street
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21
Merge slight left onto East Central Boulevard
46.6 mi · 1 hr · East Central Boulevard
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22
Turn left onto North Norris Avenue
76.4 mi · 1 hr 27 min · North Norris Avenue
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23
Turn left onto Johnston Road
2.2 mi · 5 min · Johnston Road
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24
At the end of the road, turn left
67.5 mi · 1 hr 19 min
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25
Keep slight left to continue on Lewiston
1.6 mi · 3 min
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26
Turn right onto Idaho Street
1.2 km · 2 min · Idaho Street
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27
Turn left
32 m · 8 sec
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28
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Nampa and Lewiston.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
North Norris Avenue
Turn left 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.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Rain Showers leaving Nampa and Rain Showers near Lewiston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Nampa to Lewiston?
The road trip is about 283.5 miles (456.3 km) and usually takes 05h 11m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
New Meadows is a useful midpoint, sitting about 141.7 miles from Nampa and 141.8 miles from Lewiston.
How much longer is the road route than the straight-line distance?
The direct path is about 200 miles (321.8 km), while the road route adds roughly 83.5 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 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 6:38 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $38.97 one way or $77.94 round trip. Estimated CO2 is about 89 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Nampa and Lewiston, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Rain Showers around Nampa and Rain Showers near Lewiston.
Stop Ideas Near New Meadows
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 New Meadows.
McCall, Idaho
Grangeville, Idaho
Ontario
Flight Path Map
This map shows the direct air route between Nampa and Lewiston. Straight-line distance: 199.94 mi (321.77 km).
#1 Nampa
The most populous city in Canyon County, Idaho.
| Population | 99,277 |
| Coordinates | 43.5407200, -116.5634600 |
| Altitude | 767 |
| Country | United States |
#2 Lewiston
City in Nez Perce County, Idaho, USA
| Population | 32,788 |
| Coordinates | 46.4165500, -117.0176600 |
| Altitude | 227 |
| Country | United States |
End: Idaho Street (-117.0175, 46.416816)
Estimated Travel Time
Distance: 456 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 26m |
| 40 mph (64.37 km/h) | 07h 05m |
| 50 mph (80.47 km/h) | 05h 40m |
| 60 mph (96.56 km/h) | 04h 43m |
| 70 mph (112.65 km/h) | 04h 03m |
| 80 mph (129 km/h) | 03h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $38.97 | $77.94 |
| Mid-grade | $4.23 | $42.35 | $84.70 |
| Premium | $4.55 | $45.54 | $91.07 |
| Diesel | $5.41 | $54.17 | $108.35 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.