Origin
Hailey, ID
Evening in Hailey on Sunday
Local time
5:38 PM
MDT
Current temp
33°F
Unavailable
Live forecast
Trip from Hailey, ID to Post Falls, ID
Drive Time
9h 26m
Distance
500.7 mi
806 km
Drive Score
8/10
Great drive
Same Day?
2-day trip
Fuel Cost
$79
one way
EV Charging
Loading...
station data
Best Time to Leave
4 AM
9h 18m
★
6 AM
9h 26m
8 AM
9h 43m
10 AM
9h 32m
12 PM
9h 31m
3 PM
9h 33m
5 PM
9h 43m
8 PM
9h 21m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Hailey, ID
Marta Branco
Post Falls, ID
Daniil Komov
Trip Overview
Spanning 500.7 miles through the rugged Mountain West, this journey from Hailey to Post Falls is a significant undertaking that requires careful planning. With an estimated travel time of 9 hours and 26 minutes, you should definitely treat this as a multi-day excursion rather than a single-day push. Budgeting approximately $77 for fuel is a smart starting point for your logistics. Since the route avoids high-speed interstates, you will need to account for a slower pace as you traverse the Idaho landscape. Splitting the drive over two recommended days will help you manage the long hours behind the wheel effectively. Ultimately, this trip is best suited for travelers who prefer a steady, deliberate pace across the state.
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
250.3 miles from Hailey, ID
A natural place for your longest stop of the day , about 4h 43m into the drive .
Drive Character
This route offers a distinct departure from standard interstate travel, as it features a 0% highway share. Instead, you will navigate local and regional paths like East Sun Valley Road, Trail Creek Road, and Old Chilly Road. Because there are no long, uninterrupted interstate stretches, the driving experience remains consistently hands-on and technical. You should prepare for a winding, road-focused journey that demands your full attention throughout the entire 500.7-mile distance. The character of this drive is defined by its intimacy with the local terrain, offering a stark contrast to the monotonous, high-speed grinds typically found on major US corridors.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 16 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
East Sun Valley Road is one of the defining roads on this drive.
How Hard Is This Drive?
At 9h 26m, this is a long-haul route where pacing matters more than any single turn. There are only a few real navigation decisions along the way.
Route Complexity
4/10
Easy - simple navigation with a manageable amount of wheel time
The route itself is not hard, but at 9h 26m, endurance matters. Plan breaks every 2-3 hours. The 0 decision points are all manageable with basic attention.
Where does it get tricky?
This route does not have any notably tricky sections. Most of the drive from Hailey, ID to Post Falls, ID is straightforward, with well-signed roads and simple exits.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| East Sun Valley Road | Unavailable | Refreshing |
| Trail Creek Road | Unavailable | Refreshing |
| Old Chilly Road | Unavailable | Refreshing |
| Main Street | Unavailable | Refreshing |
| US 93 | Unavailable | Refreshing |
| Brooks Street | Unavailable | Refreshing |
| South Reserve Street | Unavailable | Refreshing |
| I 90 West | Unavailable | Refreshing |
Per-road distance and duration are being refreshed from OSRM for this route.
Longest stretch:
East Sun Valley Road
— detailed segment metrics are refreshing.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hailey, ID and Post Falls, ID.
1
Start on South Main Street
12 mi
·
17 min
·
South Main Street
2
Turn right onto East Sun Valley Road
2.4 mi
·
5 min
·
East Sun Valley Road
3
Continue on Trail Creek Road
36 mi
·
1 hr 27 min
·
Trail Creek Road
4
Turn left onto Old Chilly Road
2.7 mi
·
6 min
·
Old Chilly Road
5
Continue straight
0.3 mi
·
48 sec
6
Turn left
92 mi
·
1 hr 57 min
7
Turn left onto Main Street
0.7 mi
·
1 min
·
Main Street
8
Turn slight right onto US 93: Missoula
136 mi
·
2 hr 59 min
·
US 93: Missoula
9
Continue on Brooks Street
0.6 mi
·
1 min
·
Brooks Street
10
Turn left onto South Reserve Street
5.4 mi
·
9 min
·
South Reserve Street
11
Turn left onto I 90 West, US 93 North, MT 200 West: Kalispell, Coeur D' Alene
0.3 mi
·
44 sec
·
I 90 West, US 93 North, MT 200 West: Kalispell, Coeur D' Alene
12
Merge slight left onto Jeannette Rankin Memorial Highway
169 mi
·
2 hr 58 min
·
Jeannette Rankin Memorial Highway
13
Take the exit slight right toward Spokane Street
0.4 mi
·
50 sec
·
Spokane Street
14
Turn right onto North Spokane Street
0.3 mi
·
1 min
·
North Spokane Street
15
Turn left onto West 10th Avenue
0.2 mi
·
38 sec
·
West 10th Avenue
16
Arrive at your destination
Trip Plan
To tackle this 9-hour and 26-minute trek comfortably, plan for at least two strategic stops along the way to break up the monotony. Given the nature of the roads, departing early in the morning is essential to ensure you are not navigating local, non-highway roads after dark. Since the route relies entirely on local roads rather than high-speed highways, keep a close watch on your fuel levels, as service stations may be less frequent than on major interstates. Use your $77 fuel budget as a baseline, but keep a small buffer for unexpected detours or idling. Prioritizing a steady, two-day pace will keep you fresh and allow you to navigate the specific challenges of Trail Creek and Old Chilly roads with confidence.
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 250.3 miles from Hailey, ID, or about 4h 43m into the drive.
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 110 miles or 2h 4m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 250.3 miles or 4h 43m 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 250.3 miles or 4h 43m
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 18m
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 Hailey, 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 Hailey, ID
Aim for roughly 250 miles and 4.7 hours of wheel time on this day.
Day 2
Finish the approach into Post Falls, ID
Aim for roughly 250 miles and 4.7 hours of wheel time on this day.
Your first comfortable stop window is around 110 miles from Hailey, 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.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 250.3 mi from Hailey, ID · 4h 43m into the drive
First major stop
Coffee and fuel
165 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.
Second major stop
Overnight candidate
330 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, MTOvernight Options
Night 1
250 mi · about 4.7h in
A practical overnight split lands near Salmon, ID after about 250 miles or 4.7 hours of driving.
Find hotelsPacing Suggestions
Fuel and coffee
A short stop after about 110 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 250.3 miles from Hailey, ID, which is a good place for a longer meal and fuel stop.
Overnight split
Hotel stopFor a steadier pace, wrap day one after about 250 miles or 4.7 hours on the road.
Arriving in Post Falls, ID
The final approach into Post Falls, 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 Post Falls, ID.
On a multi-day trip, keep the last day a little lighter so you reach Post Falls, ID with some flexibility left in the schedule.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$79.34 one way
$158.69 round trip
$4.03/gal
25.4 MPG avg
175 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.23 | $83.40 | $166.81 |
| premium | $4.53 | $89.28 | $178.56 |
| diesel | $5.64 | $111.24 | $222.48 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$79
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$209–$319
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 175.2 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $53 in charging · 1 stop · 66% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 150.2 | 1 | $52.57 | $24.03 |
| Efficient EV | 125.2 | 1 | $43.81 | $20.03 |
| EV Truck/SUV | 200.3 | 2 | $70.10 | $32.04 |
Gas CO2
175 kg
EV CO2
59 kg (66% 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.
Destination
Post Falls, ID
Afternoon in Post Falls on Sunday
Local time
4:38 PM
PDT
Current temp
33°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 26m 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 Hailey, ID to Post Falls, ID covers 500.7 miles and takes about 9h 26m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are East Sun Valley Road, Trail Creek Road, Old Chilly Road. Expect a mix of highway and local road driving.
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 250 miles on day one.
The midpoint is about 250.3 miles from Hailey, ID. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $79.34 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.
The route itself is not hard, but at 9h 26m, endurance matters. Plan breaks every 2-3 hours. The 0 decision points are all manageable with basic attention.
This route does not have any notably tricky sections. Most of the drive from Hailey, ID to Post Falls, ID is straightforward, with well-signed roads and simple exits.
The route from Hailey, ID to Post Falls, ID does not surface many named destination signs beyond the main corridor.
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