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Trip from Post Falls, ID to Lincoln, ID

Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards

Drive Time

8h 7m

Distance

489.5 mi

788 km

Drive Score

8/10

Great drive

Same Day?

2-day trip

Fuel Cost

$78

one way

EV Charging

Unknown

Best Time to Leave

Save up to 25 min
4 AM
7h 59m ★
6 AM
8h 7m
8 AM
8h 24m
10 AM
8h 13m
12 PM
8h 11m
3 PM
8h 14m
5 PM
8h 23m
8 PM
8h 2m

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

Downtown Post Falls, ID, ID

Post Falls, ID

Daniil Komov

Downtown Lincoln, ID, ID

Lincoln, ID

cottonbro studio

Trip Overview

The drive from Post Falls, ID to Lincoln, ID covers 489.5 miles and takes about 8h 7m behind the wheel. It usually feels better as a 2-day road trip than as one long push.

The route leans on I 90, I 15, Lincoln Road for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 285.1 miles on I 90. At current regular gas prices, budget about $77.57 one way before food or hotel costs.

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

244.8 miles from Post Falls, ID

A natural place for your longest stop of the day , about 4h 8m into the drive .

Who Is This Route For?

Family Friendly

Moderate complexity with 2 natural rest stops along the way.

Solo Traveler

8h 7m drive, plan rest stops for pacing.

First-Time Driver

Mostly highway driving (99%). Some complex stretches to watch for.

Drive Character

This is a 8h 7m highway drive covering 489.5 miles, with most of the trip on I 90 and I 15. The longest continuous stretch is about 285.1 miles on I 90.

Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 19 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 90 is the longest continuous segment at about 285.1 miles.

How Hard Is This Drive?

This is a straightforward highway drive that stays mostly on I 90 and I 15. You will hit about 12 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.2 miles in near North Spokane Street.

Driving Effort 5/10

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 489.5 miles you will encounter 12 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 0.2 miles (North Spokane Street): Navigation decision point; at 286 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 484 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one.

Critical Maneuvers

5 of 12 key points

These are the spots where you need to pay the most attention. Preview them before you drive.

4
0.2 mi into trip | ~0m in | North Spokane Street

Turn right onto North Spokane Street

Navigation decision point

5
286 mi into trip | ~4h 50m in

Take the exit toward I 15 South: Dillon, Idaho Falls

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

Toward I 15 South: Dillon, Idaho Falls
6
484 mi into trip | ~7h 56m in

Take the exit toward US 20 East: Airport, Idaho Falls

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

Exit 119 Toward US 20 East: Airport, Idaho Falls
5
484.3 mi into trip | ~7h 57m in | Grandview Drive

Turn left onto Grandview Drive

Lane positioning matters here

Use the straight lane.
5
485.5 mi into trip | ~7h 59m in

Keep slight right at fork

Highway fork - watch signs carefully

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 Post Falls, ID to Lincoln, ID, road signs begin pointing toward Idaho Falls along the way.

Idaho Falls

286 mi in | ~4h 50m

Main Roads

Road Distance Duration
I 90 285.1 mi 4h 47m
I 15 197.5 mi 3h 5m
Lincoln Road 1.6 mi 3m
East Lincoln Road 1 mi 1m
East Anderson Avenue 0.9 mi 1m
Rigby Highway 0.8 mi 1m
North Spokane Street 0.4 mi 1m
Science Center Drive 0.3 mi <1m
Longest stretch: I 90 — 285.1 mi, about 4h 47m

Turn-by-Turn Driving Directions

Step-by-step road directions between Post Falls, ID and Lincoln, ID.

1

Start on West 10th Avenue

0.2 mi · 40 sec · West 10th Avenue
2

Turn right onto North Spokane Street

0.4 mi · 1 min · North Spokane Street
3

Turn left

0.4 mi · 51 sec
4

Merge onto I 90

285 mi · 4 hr 47 min · I 90
5

Take the exit

0.5 mi · 1 min
Toward I 15 South: Dillon, Idaho Falls
6

Merge onto I 15

197 mi · 3 hr 5 min · I 15
7

Take the exit

0.3 mi · 38 sec
Exit 119 Toward US 20 East: Airport, Idaho Falls
8

Turn left onto Grandview Drive

0.2 mi · 29 sec · Grandview Drive
Use the straight lane.
9

Continue on Rigby Highway

0.8 mi · 1 min · Rigby Highway
10

Take the exit

0.2 mi · 25 sec
Toward Science Center Drive
11

Keep slight right at fork

398 ft · 9 sec
12

Turn straight onto Science Center Drive

0.3 mi · 28 sec · Science Center Drive
13

Continue on East Anderson Avenue

0.9 mi · 1 min · East Anderson Avenue
14

Continue on Lincoln Road

1.6 mi · 3 min · Lincoln Road
15

Enter roundabout onto East Lincoln Road

138 ft · 2 sec · East Lincoln Road
16

Continue on East Lincoln Road

1.0 mi · 1 min · East Lincoln Road
17

Enter roundabout onto North Ammon Road

266 ft · 5 sec · North Ammon Road
18

Continue on North Ammon Road

0.1 mi · 11 sec · North Ammon Road
19

Arrive at destination

North Ammon Road

Trip Plan

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 244.8 miles from Post Falls, ID, or about 4h 8m into the drive.
The longest continuous stretch on this route runs about 285.1 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 108 miles or 1h 50m in

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

Halfway reset

Around 244.8 miles or 4h 8m 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 244.8 miles or 4h 8m

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 7h 5m

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

Before You Leave

+

Open the route before leaving Post Falls, 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 Post Falls, ID

Aim for roughly 245 miles and 4.1 hours of wheel time on this day.

Day 2

Finish the approach into Lincoln, ID

Aim for roughly 245 miles and 4.1 hours of wheel time on this day.

Your first comfortable stop window is around 108 miles from Post Falls, 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 I 90 for about 285.1 miles.

Where to Stop

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

Halfway Point

Midpoint

About 244.8 mi from Post Falls, ID · 4h 8m into the drive

county seat of Missoula County, Montana, United States

Mid-route town

Overnight candidate

Missoula, MT

245 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 Missoula, MT

Overnight Options

Night 1

Missoula, MT

245 mi · about 4.1h in

A practical overnight split lands near Missoula, MT after about 245 miles or 4.1 hours of driving.

Find hotels

Pacing Suggestions

Thompson Falls, MT

Fuel and coffee

A short stop after about 108 miles helps settle the day before fatigue starts building.

Deer Lodge, MT

Meal break

The midpoint is around 244.8 miles from Post Falls, ID, which is a good place for a longer meal and fuel stop.

Before the longest stretch

Fuel check

Top up before I 90 if your tank is already low. That segment runs about 285.1 miles.

Overnight split

Hotel stop

For a steadier pace, wrap day one after about 245 miles or 4.1 hours on the road.

Arriving in Lincoln, ID

The final approach into Lincoln, ID usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.

Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Lincoln, ID.

On a multi-day trip, keep the last day a little lighter so you reach Lincoln, ID with some flexibility left in the schedule.

After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.

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

Fuel & Cost

Regular Gas

$77.57 one way

$155.14 round trip

$4.03/gal 25.4 MPG avg 171 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.22 $81.31 $162.61
premium $4.53 $87.32 $174.64
diesel $5.61 $108.08 $216.15

No toll roads detected on this route.

Estimated Trip Cost (one way, 1 person)

Fuel

$78

Hotel (1n)

$80–$140

Meals

$50–$100

Total

$208–$318

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

Estimated CO2 emission: 171.3 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $51 in charging · 1 stop · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 146.9 1 $51.40 $23.50
Efficient EV 122.4 1 $42.83 $19.58
EV Truck/SUV 195.8 2 $68.53 $31.33

Gas CO2

171 kg

EV CO2

57 kg (67% less)

Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.

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 Apr 15, 2026

Origin

Post Falls, ID

Morning in Post Falls on Friday

Local time

9:06 AM

PDT

Current temp

45°F

Unavailable

Live forecast

Destination

Lincoln, ID

Morning in Lincoln on Friday

Local time

10:06 AM

MDT

Current temp

36°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 later

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

Temperature spread

9 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

8h 7m 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.

Frequently Asked Questions

The drive from Post Falls, ID to Lincoln, ID covers 489.5 miles and takes about 8h 7m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.

The main roads are I 90, I 15, Lincoln Road. Most of the drive stays on highways, so watch for ramps and exits.

Consider an overnight stop or starting very early.

Yes. This route is usually more comfortable as a 2-day drive. A sensible stopping point is after roughly 245 miles on day one.

The midpoint is about 244.8 miles from Post Falls, ID. Look for rest areas, gas stations, or food options near the halfway mark.

At current regular gas prices, expect to spend about $77.57 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.

Start early — leave by 6-7 AM to arrive at a reasonable hour. This is a long drive — plan for a morning departure or consider splitting it into two days.

Plan about 2 meaningful breaks for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.

This drive requires moderate attention. Across 489.5 miles you will encounter 12 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

The main spots that need attention: at 0.2 miles (North Spokane Street): Navigation decision point; at 286 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 484 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one.

On the drive from Post Falls, ID to Lincoln, ID, road signs begin pointing toward Idaho Falls along the way.

How this page is built

Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.

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