Lewiston, ID to Preston, ID is 571.6 miles and takes about 10h 47m via Vietnam Veterans Memorial Highway and US 95, with a fuel budget near $99 and enough daylight to finish in a day, though we recommend two days. This long-haul drive stays within the Mountain West region, entirely within Idaho. It's a significant distance, so plan accordingly for this extended trip. You'll want to break this up to enjoy the drive and arrive rested.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
3 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
285.8 miles from Lewiston, ID
A natural place for your longest stop of the day
, about 6h 6m into the drive
.
Main Roads
Road
Distance
Duration
Vietnam Veterans Memorial Highway
170.7 mi
2h 41m
US 95
135 mi
2h 35m
I 86
62.7 mi
59m
South 3rd Street
45.6 mi
1h 1m
Veterans Memorial Highway
35.4 mi
34m
US 91
34.4 mi
42m
ID 55
31.1 mi
46m
Highway 55
15 mi
20m
Longest stretch:
Vietnam Veterans Memorial Highway
— 170.7 mi, about 2h 41m
Traffic on I-84
Hour-of-day weekday pattern from 182 FHWA count stations on your route.
Peak
4 PM
~1,890 veh/hr typical
· worst 2,305
Quietest
2 AM
~150 veh/hr
Peak-to-quiet ratio
12.6×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 104 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Lewiston, ID and Preston, ID.
1
Start on this road
105 ft·9 sec·this road
2
Turn right onto Idaho Street
0.7 mi·1 min·Idaho Street
3
Turn right onto 19th Street
288 ft·18 sec·19th Street
4
Turn left onto 7th Avenue
0.1 mi·30 sec·7th Avenue
5
At end of road, turn left onto 21st Street
339 ft·10 sec·21st Street
6
Continue on US 12
1.0 mi·2 min·US 12
7
Keep slight right at fork onto US 12
9.3 mi·11 min·US 12
Toward US 95 South: Missoula, BoiseUse the straight lane.
8
Continue on US 95
59 mi·1 hr 8 min·US 95
9
Turn right onto Johnston Road
2.2 mi·5 min·Johnston Road
10
Turn right onto US 95
76 mi·1 hr 26 min·US 95
11
Turn left onto ID 55
11 mi·16 min·ID 55
12
Turn right onto Boydstun Street
0.9 mi·1 min·Boydstun Street
13
Continue on East Deinhard Lane
1.6 mi·2 min·East Deinhard Lane
14
Turn right onto ID 55
46 mi·1 hr 1 min·South 3rd Street
15
Continue on ID 55
18 mi·25 min·ID 55
16
Continue on ID 55
13 mi·17 min·Highway 55
17
Continue on ID 55
1.3 mi·1 min·Horseshoe Bend Road
18
Continue on ID 55
2.0 mi·5 min·ID 55
19
Continue on ID 55
0.4 mi·29 sec·Horseshoe Bend Road
20
Continue on ID 55
2.4 mi·3 min·Highway 55
21
Continue on ID 55
5.9 mi·7 min·Payette River Scenic Byway
22
Continue on ID 55
8.9 mi·12 min·North Horseshoe Bend Road
23
Turn left onto ID 44
2.4 mi·3 min·East State Street
Use the left / straight lanes.
24
Turn right onto ID 44
1.7 mi·3 min·North Glenwood Street
25
Turn left onto North Mountain View Drive
0.2 mi·38 sec·North Mountain View Drive
26
Turn right onto North Cole Road
2.6 mi·5 min·North Cole Road
Use the left lane.
27
Continue on South Cole Road
1.2 mi·2 min·South Cole Road
28
Take the ramp
0.4 mi·48 sec
Toward I 84 EastUse the left lane.
29
Merge onto I 84; US 30
171 mi·2 hr 41 min·Vietnam Veterans Memorial Highway
Use the straight / slight right lanes.
30
Continue on I 86; US 30
63 mi·59 min·I 86; US 30
31
Keep slight right at fork
0.5 mi·36 sec
Toward Salt Lake
32
Merge onto I 15
35 mi·34 min·Veterans Memorial Highway
33
Take the exit onto US 91
0.3 mi·40 sec·US 91
Toward US 91: Downey, Preston
34
Turn left onto US 91
34 mi·42 min·US 91
35
Arrive at destination
US 91; ID 36
Trip Plan
Given the 10-hour, 47-minute driving time, this trip is best split over two days. Aim to depart early to maximize your daylight hours on day one. With three planned stops, you can pace yourself effectively. Consider filling up your fuel tank before leaving Lewiston, as the longest stretch without a major town might be on Vietnam Veterans Memorial Highway. Breaking the drive into two roughly equal segments will make the trip more manageable and enjoyable.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This drive is better paced as a 2-day trip.
Plan roughly 3 meaningful breaks for fuel, food, and rest.
The halfway point lands around 285.8 miles from Lewiston, ID, or about 6h 6m into the drive.
The longest continuous stretch on this route runs about 170.7 miles.
Consider an overnight stop or starting very early.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 126 miles or 2h 31m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 285.8 miles or 6h 6m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Overnight split
Day 1 wrap after about 285.8 miles or 6h 6m
Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.
Final approach
Final hour starts around 9h 39m
Traffic, exits, and arrival timing usually matter more near Preston, ID than in the middle of the route.
Before You Leave
+
Open the route before leaving Lewiston, ID so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
+
Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from Lewiston, ID
Aim for roughly 286 miles and 5.4 hours of wheel time on this day.
Day 2
Finish the approach into Preston, ID
Aim for roughly 286 miles and 5.4 hours of wheel time on this day.
Your first comfortable stop window is around 126 miles from Lewiston, ID.
This route usually feels better as a 2-day drive than as one long push.
Plan about 3 real breaks rather than only quick fuel stops.
The longest stretch is on Vietnam Veterans Memorial Highway for about 170.7 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 20
5 decision points cluster between mile 0.7 and 267.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0.7 mi into trip|~2m in|7th Avenue
Turn left onto 7th Avenue
Navigation decision point
5
0.9 mi into trip|~2m in|21st Street
At end of road, turn left onto 21st Street
Navigation decision point
8
1.9 mi into trip|~4m in|US 12
Keep slight right at fork onto US 12 toward US 95 South: Missoula, Boise
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight lane.
Toward US 95 South: Missoula, Boise
5
259.3 mi into trip|~5h 31m in|ID 44 / East State Street
Turn left onto ID 44 / East State Street
Lane positioning matters here
Use the left / straight lanes.
6
267.4 mi into trip|~5h 48m in
Take the ramp toward I 84 East
Lane positioning matters here
Use the left lane.
Toward I 84 East
Fuel & Cost
Regular Gas
$103.63 one way
$207.26 round trip
$4.61/gal25.4 MPG avg200 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.82
$108.56
$217.12
premium
$5.13
$115.40
$230.80
diesel
$6.28
$141.23
$282.47
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$104
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$234–$344
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 200 kg one way.
Prices: EIA weekly data, 2026-10-19.
Driving Electric?
About $60 in charging
· 2 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
171.5
2
$60.02
$27.44
Efficient EV
142.9
1
$50.02
$22.86
EV Truck/SUV
228.6
2
$80.02
$36.58
Gas CO2
200 kg
EV CO2
67 kg (67% less)
Plan for 2 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Oct 19, 2026
Origin
Lewiston, ID
Morning
in Lewiston on Thursday
Local time
10:23 AM
PDT
Current temp
45°F
Mostly Cloudy
E 3 mph1% chanceLive forecast
Destination
Preston, ID
Morning
in Preston on Thursday
Local time
11:23 AM
MDT
Current temp
39°F
Clear
NE 3 mph0% chanceLive forecast
53°F
Eagle, ID
377 mi in
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.
Time zone
1 hour later
The destination clock does not match departure time, so double-check hotel check-in windows and late arrival plans.
Temperature spread
6 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
10h 47m on the road
This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Hagerman Fossil Beds National Monument
National Monument
During the Pliocene, this place looked quite different. Lush wetlands, forests, and grasslands provided excellent habitat for a variety of animals. From fascinating, now-extinct creatures like the sab...
10 mi from route
~26 min detour
Free
near mile 354.8
Since time immemorial, the valleys, prairies, mountains, and plateaus of the inland northwest have been home to the nimíipuu (Nez Perce) people. Extremely resilient, they survived the settling of the...
22 mi from route
~55 min detour
Free
near mile 59.1
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This route is a long-haul drive with 50% on highways. You'll experience a longest stretch of 170.7 miles on Vietnam Veterans Memorial Highway. Expect a mix of highway cruising and potentially more rural sections as you transition between major roads. The change from highway to surface roads will be noticeable as you approach your destination.
50% highway, the rest on surface roads — varied driving throughout.
35 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 170.7 mi on Vietnam Veterans Memorial Highway.
How Hard Is This Drive?
6/10
At 10h 47m, this is a long-haul route where pacing matters more than any single turn. You will hit about 20 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.7 miles in near 7th Avenue.
Driving Effort6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 571.6 miles you will encounter 20 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 0.7 miles (7th Avenue): Navigation decision point; at 0.9 miles (21st Street): Navigation decision point; at 1.9 miles (US 12): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
High-altitude sections with notable climbs
5,086 ft741 ft
Total Climb
7,966 ft
Total Descent
3,993 ft
Highest Point
5,086 ft
~163.3 mi in
Elevation Range
4,345 ft
Notable High Points
3,837 ft at ~40.8 miles+776 ft prominence
5,086 ft at ~163.3 miles+347 ft prominence
4,770 ft at ~530.7 miles+56 ft prominence
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Lewiston, ID to Preston, ID, road signs begin pointing toward Salt Lake along the way.
Lewiston is the county seat of and largest city in Nez Perce County, Idaho. It is the second largest city in the Idaho Panhandle region behind Coeur d'Alene. It sits across the river from Clarkston, Washington. In 2020, Lewiston was home to 34,000 people. Like Pocatello, Lewiston has a strong working-class heritage. Industries related to timber and logging pursuits have long been key to the city's economy. Because the Columbia and later the Snake River are navigable by some ocean-going vessels all the way to Lewiston, the city has the distinction of being Idaho's only port city, and the furthest inland port in the western United States.
Top landmarks
•Nave Apartments — apartment building in Lewiston, United States of America
Moderate complexity with 3 natural rest stops along the way.
Solo Traveler
10h 47m drive, plan rest stops for pacing.
Scenic Drive
Long-haul drive route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 170.7 miles on Vietnam Veterans Memorial Highway. The full list of main roads is in the Roads section above.
Yes — a 2-day pace is more comfortable than one long haul. A sensible stopping point is after roughly 286 miles on day one.
Yes — we found about 20 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Preston, ID before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 3 meaningful breaks. There are 20 rest areas along the route for bathroom stops.
Mostly yes along the main roads, but rural stretches through ID can have sparse or no coverage. Before you leave, download offline Google Maps or Apple Maps for the route, and consider downloading music or podcasts instead of streaming. If you depend on data for navigation, keep a paper backup of the turn-by-turn directions.
The main spots that need attention: at 0.7 miles (7th Avenue): Navigation decision point; at 0.9 miles (21st Street): Navigation decision point; at 1.9 miles (US 12): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Hagerman Fossil Beds National Monument and Nez Perce National Historical Park. See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 10.8 hours each way, a round trip means 21.6 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Preston, ID before the return drive.
