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Trip from Jerome, ID to Post Falls, ID

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 2, 2026 · Editorial standards

Drive Time

9h 56m

Distance

556.4 mi

895 km

Drive Score

9/10

Great drive

Same Day?

2-day trip

Fuel Cost

$96

one way

EV Charging

Unknown

Best Time to Leave

Save up to 26 min
4 AM
9h 48m ★
6 AM
9h 57m
8 AM
10h 14m
10 AM
10h 3m
12 PM
10h 1m
3 PM
10h 4m
5 PM
10h 14m
8 PM
9h 51m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

city in and county sear of Jerome County, Idaho, United States

Jerome, ID

Wikimedia Commons

Downtown Post Falls, ID, ID

Post Falls, ID

Daniil Komov

Trip Overview

Jerome, ID to Post Falls, ID is 556.4 miles and takes about 9h 56m via East Main Street and Highway 25, with a fuel budget near $89 and enough daylight to finish in a day. This long-haul drive stays within the Mountain West region, meaning you'll experience a consistent landscape throughout your trip. With a recommended two days for this route, you can break up the nearly 10 hours of driving and explore more along the way. Plan for a comfortable pace, as this route is designed for a more relaxed travel experience.

Trip Pace

Best split across 2 days

Treat the return leg as its own travel day rather than an afterthought.

Break Rhythm

2 planned breaks

Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.

Midpoint

278.2 miles from Jerome, ID

A natural place for your longest stop of the day , about 4h 48m into the drive .

Main Roads

Road Distance Duration
Vietnam Veterans Memorial Highway 353.2 mi 6h 4m
US 395 131.7 mi 2h 23m
I 90 25.9 mi 30m
McNary Highway 20.4 mi 21m
Umatilla-Stanfield Highway 8.2 mi 9m
Lewis and Clark Trail 4.9 mi 6m
Lewis and Clark Trail Highway 3.3 mi 4m
South Main Street 2 mi 2m
Longest stretch: Vietnam Veterans Memorial Highway — 353.2 mi, about 6h 4m

Traffic on I-84

Hour-of-day weekday pattern from 406 FHWA count stations on your route.

Peak

4 PM

~2,276 veh/hr typical · worst 2,705

Quietest

2 AM

~155 veh/hr

Peak-to-quiet ratio

14.7×

busier at peak than in the quiet hours

12a 6a noon 6p 11p

Averaged across 105 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 Jerome, ID and Post Falls, ID.

1

Start on ID 25

45 ft · 7 sec · East Main Street
2

Continue on ID 25

1.2 mi · 1 min · East Main Street
3

Continue on ID 25

0.1 mi · 9 sec · State Highway 25
4

Take the ramp

0.3 mi · 43 sec
5

Merge onto I 84

353 mi · 6 hr 4 min · Vietnam Veterans Memorial Highway
Use the straight / slight right lanes.
6

Take the exit onto US 395

0.3 mi · 41 sec · US 395
Toward US 395 North: Stanfield, Hermiston
7

Continue on US 395

1.2 mi · 1 min · Umatilla-Stanfield Highway
8

Continue on US 395

2.0 mi · 2 min · South Main Street
9

Continue on US 395

3.2 mi · 3 min · Umatilla-Stanfield Highway
10

Turn right onto Southeast 4th Street

1.6 mi · 3 min · Southeast 4th Street
11

Turn left onto East Theater Lane

0.3 mi · 41 sec · East Theater Lane
12

Turn right onto US 395

0.5 mi · 38 sec · North 1st Street
13

Continue on US 395

3.8 mi · 4 min · Umatilla-Stanfield Highway
14

Turn left onto US 395; US 730

0.7 mi · 48 sec · Columbia River Highway
Use the straight / left lanes.
15

Take the exit onto US 395

0.2 mi · 27 sec · US 395
Toward I 82 West, US 395 North: Kennewick, Yakima
16

Merge onto I 82; US 395

20 mi · 21 min · McNary Highway
17

Keep slight right at fork onto US 395

3.3 mi · 4 min · Lewis and Clark Trail Highway
Toward US 395 north to I‑182: Kennewick, Pasco, Spokane
18

Continue on US 395

1.1 mi · 2 min · South US 395
19

Continue on US 395

4.9 mi · 6 min · Lewis and Clark Trail
Use the straight / slight right lanes.
20

Take the exit onto US 395

0.2 mi · 21 sec · US 395
Toward US 395 north, SR 397 south (Oregon Street): Spokane, Finley Use the straight / slight right lanes.
21

Keep slight left at fork onto US 395

0.3 mi · 34 sec · US 395
Toward US 395
22

Keep slight right at fork onto US 395

131 mi · 2 hr 20 min · US 395
Toward US 395 North: Spokane Use the slight right lane.
23

Merge onto I 90; US 2; US 395

26 mi · 30 min · I 90; US 2; US 395
24

Take the exit onto I 90 Business

0.4 mi · 48 sec · I 90 Business
Toward I 90 Business
25

Turn left onto I 90 Bus

0.4 mi · 1 min · North Spokane Street
26

Turn left onto West 10th Avenue

0.2 mi · 38 sec · West 10th Avenue
27

Arrive at destination

West 10th Avenue

Trip Plan

Given the nearly 10-hour drive time, it's best to split this trip over two days. Aim to depart Jerome, ID in the morning to maximize your daylight hours for the first leg. With two recommended days, you can plan for approximately 5 hours of driving each day, leaving plenty of time for your two planned stops. Keep an eye on your fuel gauge, as the estimated cost is $89, and it's always wise to refuel when you see a station, especially on less-traveled highways. Be mindful of speed limit changes as you pass through various towns along Highway 25.

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 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 278.2 miles from Jerome, ID, or about 4h 48m into the drive.
The longest continuous stretch on this route runs about 353.2 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 122 miles or 2h 7m in

Use this first pause for coffee, a restroom break, and a quick traffic check ahead.

Halfway reset

Around 278.2 miles or 4h 48m 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 278.2 miles or 4h 48m

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 8h 47m

Traffic, exits, and arrival timing usually matter more near Post Falls, ID than in the middle of the route.

Before You Leave

+

Open the route before leaving Jerome, 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 Jerome, ID

Aim for roughly 278 miles and 5 hours of wheel time on this day.

Day 2

Finish the approach into Post Falls, ID

Aim for roughly 278 miles and 5 hours of wheel time on this day.

Your first comfortable stop window is around 122 miles from Jerome, ID.
This route usually feels better as a 2-day drive than as one long push.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on Vietnam Veterans Memorial Highway for about 353.2 miles.

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Downtown New Plymouth, ID, ID

First major stop

Coffee and fuel

New Plymouth, ID

184 mi into the route

Best for: Coffee, fuel, and an easy first stretch

This is a natural early stop once the first hours of the drive are behind you.

Downtown Stanfield, OR, OR

Second major stop

Overnight candidate

Stanfield, OR

367 mi into the route

Best for: Hotel check-in, dinner, and a fresh start

This lines up well with a realistic day-end stop if you are breaking the drive into stages.

Find hotels in Stanfield, OR

Overnight Options

Night 1

College Place, WA

278 mi · about 5h in

A practical overnight split lands near College Place, WA after about 278 miles or 5 hours of driving.

Find hotels

Pacing Suggestions

Caldwell, ID

Fuel and coffee

A short stop after about 122 miles helps settle the day before fatigue starts building.

College Place, WA

Meal break

The midpoint is around 278.2 miles from Jerome, ID, which is a good place for a longer meal and fuel stop.

Before the longest stretch

Fuel check

Top up before Vietnam Veterans Memorial Highway if your tank is already low. That segment runs about 353.2 miles.

Overnight split

Hotel stop

For a steadier pace, wrap day one after about 278 miles or 5 hours on the road.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Heads-up: tricky spots

5 of 15

5 decision points cluster between mile 368.5 and 398.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

6
368.5 mi into trip | ~6h 25m in | US 395

Take the exit onto US 395 toward I 82 West, US 395 North: Kennewick, Yakima

Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one

Toward I 82 West, US 395 North: Kennewick, Yaki...
6
389.1 mi into trip | ~6h 47m in | US 395 / Lewis and Clark Trail Highway

Keep slight right at fork onto US 395 / Lewis and Clark Trail Highway toward US 395 north to I‑182: Kennewick, Pasco, Spokane

Highway fork - watch signs carefully. Multiple destination signs - pick the right one

Toward US 395 north to I‑182: Kennewick, Pasco,...
7
398.4 mi into trip | ~7h 1m in | US 395

Take the exit onto US 395 toward US 395 north, SR 397 south (Oregon Street): Spokane, Finley

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Toward US 395 north, SR 397 south (Oregon Stree...
6
398.5 mi into trip | ~7h 1m in | US 395

Keep slight left at fork onto US 395 toward US 395

Highway fork - watch signs carefully

Toward US 395
7
398.8 mi into trip | ~7h 2m in | US 395

Keep slight right at fork onto US 395 toward US 395 North: Spokane

Highway fork - watch signs carefully. Lane positioning matters here

Use the slight right lane. Toward US 395 North: Spokane

Fuel & Cost

Regular Gas

$96.49 one way

$192.99 round trip

$4.41/gal 25.4 MPG avg 195 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.61 $100.92 $201.84
premium $4.95 $108.43 $216.86
diesel $5.60 $122.65 $245.30

No toll roads detected on this route.

Estimated Trip Cost (one way, 1 person)

Fuel

$96

Hotel (1n)

$80–$140

Meals

$50–$100

Total

$226–$336

Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.

Estimated CO2 emission: 194.7 kg one way. Prices: EIA weekly data, 2026-08-31.

Driving Electric?

About $58 in charging · 2 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 166.9 2 $58.42 $26.71
Efficient EV 139.1 1 $48.69 $22.26
EV Truck/SUV 222.6 2 $77.90 $35.61

Gas CO2

195 kg

EV CO2

65 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 Sep 1, 2026

Origin

Jerome, ID

Evening in Jerome on Tuesday

Local time

8:59 PM

MDT

Current temp

75°F

Unavailable

Live forecast

Destination

Post Falls, ID

Evening in Post Falls on Tuesday

Local time

7:59 PM

PDT

Current temp

75°F

Unavailable

Live forecast

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 earlier

The destination clock does not match departure time, so double-check hotel check-in windows and late arrival plans.

Temperature spread

Very similar conditions

Both ends of the route are sitting at about the same temperature right now.

Road read

9h 56m 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.

What kind of drive is this?

This route is primarily surface roads, with 0% highway driving, meaning you'll be on local streets and state highways for the entire 556.4 miles. You'll spend about 9 hours and 56 minutes on the road, with the longest stretch of continuous driving not specified, suggesting frequent opportunities to stop. Expect to navigate through towns and rural areas for the duration of your trip. You'll transition from East Main Street onto Highway 25, which will guide you for a significant portion of this drive.

29% highway, the rest on surface roads — varied driving throughout.
27 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 353.2 mi on Vietnam Veterans Memorial Highway.

How Hard Is This Drive?

8/10

At 9h 56m, this is a long-haul route where pacing matters more than any single turn. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 368.5 miles in near US 395.

Driving Effort 8/10

Demanding - plan breaks and stay ahead of the key maneuvers

Balances navigation complexity with total wheel time.

This is a demanding drive. With 15 significant decision points across 556.4 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.

Where does it get tricky?

The main spots that need attention: at 368.5 miles (US 395): Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 389.1 miles (US 395 / Lewis and Clark Trail Highway): Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 398.4 miles (US 395): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.

Elevation Profile

Hilly terrain with moderate elevation changes

3,766 ft 404 ft

Total Climb

4,733 ft

Total Descent

6,319 ft

Highest Point

3,766 ft

Elevation Range

3,361 ft

Notable High Points

3,663 ft at ~227.7 miles +949 ft prominence
3,576 ft at ~303.6 miles +862 ft prominence

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

Between Jerome, ID and Post Falls, ID, road signs point toward Hermiston, Yakima, Pasco, Spokane and Finley.

Hermiston

354.8 mi in | ~6h 7m | via US 395

Yakima

368.5 mi in | ~6h 25m | via US 395

Pasco

389.1 mi in | ~6h 47m | via US 395

Spokane

389.1 mi in | ~6h 47m | via US 395

Finley

398.4 mi in | ~7h 1m | via US 395

About the Cities

Starting in Jerome, ID

Full guide →

Founded 1907

Top landmarks

  • Minidoka National Historic Site — national historic site commemorating the WW II internment of Japanese Americans...

Arriving in Post Falls, ID

Full guide →

Founded 1871

Post Falls is a growing town in Northern Idaho. Its attractive cascade on the Spokane River is enough to draw anybody for a spell.

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Who Is This Route For?

Solo Traveler

9h 56m drive, plan rest stops for pacing.

Scenic Drive

Long-haul drive route profile.

Frequently Asked Questions

The longest stretch is about 353.2 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 278 miles on day one.

We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.

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 Post Falls, 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 2 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.

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 368.5 miles (US 395): Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 389.1 miles (US 395 / Lewis and Clark Trail Highway): Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 398.4 miles (US 395): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.

Not recommended in a single day. At 9.9 hours each way, a round trip means 19.9 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Post Falls, ID before the return drive.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.

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