Coeur d'Alene, ID to Marsing, ID is 438.7 miles and takes about 8h 7m via Old Oregon Trail Highway and I-90, with a fuel budget near $70 and an overnight recommendation. This trip takes you across the Mountain West region, staying within Idaho for the entirety of the journey. Expect a drive with a lot of turns, suggesting a more engaging local road experience mixed with some highway time. With a recommended two-day trip, you can comfortably break up the 438.7 miles and enjoy the drive without feeling rushed.
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
219.3 miles from Coeur d'Alene, ID
A natural place for your longest stop of the day
, about 4h 9m into the drive
.
Main Roads
Road
Distance
Duration
Old Oregon Trail Highway
191.3 mi
3h 25m
I 90
90.8 mi
1h 40m
Thomas S. Foley Memorial Highway
73.7 mi
1h 19m
US 95
34 mi
38m
Lewis and Clark Trail Highway
23.7 mi
26m
Umatilla-Stanfield Highway
8.4 mi
9m
Lewis and Clark Trail
5.7 mi
7m
North Main Street
2 mi
2m
Longest stretch:
Old Oregon Trail Highway
— 191.3 mi, about 3h 25m
Turn-by-Turn Driving Directions
Step-by-step road directions between Coeur d'Alene, ID and Marsing, ID.
1
Start on East Garden Avenue
139 ft·8 sec·East Garden Avenue
2
Turn right onto North 4th Street
1.4 mi·3 min·North 4th Street
3
Take the ramp onto I 90
34 mi·39 min·I 90
Toward SpokaneUse the left lane.
4
Keep slight left at fork onto I 90; US 395
57 mi·1 hr·I 90; US 395
5
Keep slight right at fork onto US 395
74 mi·1 hr 19 min·Thomas S. Foley Memorial Highway
Toward Ritzville, Pasco
6
Take the exit onto US 395
0.6 mi·1 min·US 395
Toward I 182 West, US 395 South: Richland, Pendleton
7
Merge onto I 182; US 12; US 395
1.9 mi·2 min·Lewis and Clark Trail
8
Keep slight right at fork onto US 395
3.8 mi·5 min·Lewis and Clark Trail
Toward US 395: Kennewick, Pendleton, Columbia Basin College, Tri Cities Airport
9
Continue on US 395
1.1 mi·2 min·North US 395
10
Continue on US 395
24 mi·26 min·Lewis and Clark Trail Highway
11
Take the exit onto US 395
0.2 mi·22 sec·US 395
Toward US 395 south, US 730: Umatilla, Hermiston, Irrigon
12
Keep slight left at fork onto US 395
171 ft·10 sec·US 395
Toward US 395 south, US 730: Umatilla, Hermiston, Irrigon
13
Turn left onto US 395; US 730
0.8 mi·57 sec·Columbia River Highway
14
Turn right onto US 395
3.8 mi·4 min·Umatilla-Stanfield Highway
15
Continue on US 395
0.5 mi·44 sec·North 1st Street
16
Turn left onto East Theater Lane
0.3 mi·40 sec·East Theater Lane
17
Turn right onto Northeast 4th Street
1.6 mi·2 min·Northeast 4th Street
18
Turn left onto US 395
3.2 mi·3 min·Umatilla-Stanfield Highway
19
Continue on US 395
2.0 mi·2 min·North Main Street
20
Continue on US 395
1.4 mi·1 min·Umatilla-Stanfield Highway
21
Take the exit onto US 395
0.5 mi·1 min·US 395
Toward US 395 North: Stanfield
22
Merge onto I 84; US 30; US 395
191 mi·3 hr 25 min·Old Oregon Trail Highway
Use the straight / slight right lanes.
23
Take the exit
0.2 mi·29 sec
Toward US 95: Payette, Parma
24
Turn right onto US 95
15 mi·17 min·US 95
25
Turn left onto US 95
19 mi·21 min·US 95
Use the left lane.
26
Continue on ID 55
1.9 mi·2 min·ID 55
27
Arrive at destination
ID 55
Trip Plan
Given the 8h 7m estimated drive time and the "turn-heavy local drive" character, splitting this trip over two days is highly recommended. Aim to depart early on your first day to maximize daylight, especially when navigating the 191.3-mile stretch on Old Oregon Trail Highway. Plan for your two scheduled stops to coincide with potential rest areas or small towns where you can refuel and stretch. Keep an eye on your fuel gauge, as stretches on local roads might have fewer services than major interstates. The $70 fuel cost is an estimate, so monitor prices as you travel.
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 219.3 miles from Coeur d'Alene, ID, or about 4h 9m into the drive.
The longest continuous stretch on this route runs about 191.3 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 97 miles or 1h 49m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 219.3 miles or 4h 9m 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 219.3 miles or 4h 9m
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
Traffic, exits, and arrival timing usually matter more near Marsing, ID than in the middle of the route.
Before You Leave
+
Open the route before leaving Coeur d'Alene, 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 Coeur d'Alene, ID
Aim for roughly 219 miles and 4.1 hours of wheel time on this day.
Day 2
Finish the approach into Marsing, ID
Aim for roughly 219 miles and 4.1 hours of wheel time on this day.
Your first comfortable stop window is around 97 miles from Coeur d'Alene, 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 Old Oregon Trail Highway for about 191.3 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 19
5 decision points cluster between mile 1.4 and 418 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
1.4 mi into trip|~3m in|I 90
Take the ramp onto I 90 toward Spokane
Lane positioning matters here
Use the left lane.
Toward Spokane
6
92.2 mi into trip|~1h 44m in|US 395 / Thomas S. Foley Memorial Highway
Keep slight right at fork onto US 395 / Thomas S. Foley Memorial Highway toward Ritzville, Pasco
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward Ritzville, Pasco
6
168.3 mi into trip|~3h 7m in|US 395 / Lewis and Clark Trail
Keep slight right at fork onto US 395 / Lewis and Clark Trail toward US 395: Kennewick, Pendleton, Columbia Basin College, Tri Cities Airport
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward US 395: Kennewick, Pendleton, Columbia B...
7
197.1 mi into trip|~3h 42m in|US 395
Keep slight left at fork onto US 395 toward US 395 south, US 730: Umatilla, Hermiston, Irrigon
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward US 395 south, US 730: Umatilla, Hermisto...
6
418 mi into trip|~7h 44m in|US 95
Turn left onto US 95
Lane positioning matters here
Use the left lane.
Fuel & Cost
Regular Gas
$69.52 one way
$139.04 round trip
$4.03/gal25.4 MPG avg154 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.22
$72.87
$145.74
premium
$4.53
$78.26
$156.52
diesel
$5.61
$96.86
$193.72
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$70
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$200–$310
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 153.5 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $46 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
131.6
1
$46.06
$21.06
Efficient EV
109.7
1
$38.39
$17.55
EV Truck/SUV
175.5
2
$61.42
$28.08
Gas CO2
153 kg
EV CO2
51 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
Coeur d'Alene, ID
Evening
in Coeur d'Alene on Saturday
Local time
6:11 PM
PDT
Current temp
46°F
Unavailable
Live forecast
Destination
Marsing, ID
Evening
in Marsing on Saturday
Local time
7:11 PM
MDT
Current temp
73°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
27 degrees warmer 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.
More Details
What kind of drive is this?
This route offers a "turn-heavy local drive" profile, meaning you'll encounter numerous changes in direction and likely navigate through smaller towns and varied terrain. While 29% of the drive is on highways, a significant portion will be on local roads like the Old Oregon Trail Highway. The longest uninterrupted stretch you'll experience is 191.3 miles on Old Oregon Trail Highway, so be prepared for a potentially winding and less predictable road for a substantial part of your journey. This suggests a driving experience that requires more attention than a straightforward interstate cruise.
Only 29% highway — the rest is turn-by-turn surface driving.
27 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 191.3 mi on Old Oregon Trail Highway.
How Hard Is This Drive?
8/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 1.4 miles in near I 90.
Driving Effort8/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 19 significant decision points across 438.7 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 1.4 miles (I 90): Lane positioning matters here; at 92.2 miles (US 395 / Thomas S. Foley Memorial Highway): Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 168.3 miles (US 395 / Lewis and Clark Trail): Highway fork - watch signs carefully. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Coeur d'Alene, ID and Marsing, ID, road signs point toward Ritzville, Pasco, Pendleton, Columbia Basin College, Tri Cities Airport and Hermiston - among others.
Ritzville
92.2 mi in|~1h 44m|via US 395
Pasco
92.2 mi in|~1h 44m|via US 395
Pendleton
165.9 mi in|~3h 3m|via US 395
Columbia Basin College
168.3 mi in|~3h 7m|via US 395
Tri Cities Airport
168.3 mi in|~3h 7m|via US 395
Hermiston
196.9 mi in|~3h 41m|via US 395
Irrigon
196.9 mi in|~3h 41m|via US 395
Parma
402.5 mi in|~7h 26m
Who Is This Route For?
Solo Traveler
8h 7m drive, plan rest stops for pacing.
Scenic Drive
Mostly surface roads route profile.
Frequently Asked Questions
The longest stretch is about 191.3 miles on Old Oregon Trail 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 219 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 Marsing, 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 1.4 miles (I 90): Lane positioning matters here; at 92.2 miles (US 395 / Thomas S. Foley Memorial Highway): Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 168.3 miles (US 395 / Lewis and Clark Trail): Highway fork - watch signs carefully. Multiple destination signs - pick the right one.
Not recommended in a single day. At 8.1 hours each way, a round trip means 16.3 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Marsing, ID before the return drive.
