How far is Coeur d'Alene, ID from American Falls, ID?
The driving distance from Coeur d'Alene, ID to American Falls, ID is about 545.9 miles (878.6 km), with a travel time of about 08h 56m by car.
- The straight-line flight distance is about 388.1 miles (624.6 km).
- For a round trip, plan for roughly 17h 52m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 08h 56m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Lemhi County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain
Light Rain Likely
Driving Route Map
The map below follows the saved road route between Coeur d'Alene and American Falls.
Turn-by-Turn Driving Directions
Step-by-step road directions between Coeur d'Alene and American Falls.
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1
Start on East Garden Avenue
940 ft · 43 sec · East Garden Avenue
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2
Turn right onto North 7th Street
1497 ft · 50 sec · North 7th Street
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3
Turn left onto Sherman Avenue
1.2 mi · 2 min · Sherman Avenue
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4
Take the ramp right toward I 90 East
275.3 mi · 4 hr 37 min
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5
Take the exit slight right toward I 15 South: Dillon, Idaho Falls
2694 ft · 1 min
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6
Merge slight left
244.3 mi · 3 hr 50 min
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7
Take the exit slight right toward I 86 West: Chubbuck, Twin Falls
1 km · 44 sec
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8
Continue straight
21.8 mi · 21 min
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9
Take the exit slight right toward Aberdeen, American Falls
1.1 km · 1 min
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10
Continue on Pocatello Avenue
1.3 km · 1 min · Pocatello Avenue
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11
Continue on Harrison Street
1352 ft · 29 sec · Harrison Street
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12
Turn right onto Fort Hall Avenue
53 m · 13 sec · Fort Hall Avenue
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13
Turn left
53 m · 13 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Coeur d'Alene and American Falls.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 90 East
Take the ramp right toward I 90 East
275 mi · 04h 37m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Light Rain leaving Coeur d'Alene and Light Rain Likely near American Falls.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Coeur d'Alene to American Falls?
The road trip is about 545.9 miles (878.6 km) and usually takes 08h 56m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Salmon is a useful midpoint, sitting about 272.7 miles from Coeur d'Alene and 273.2 miles from American Falls.
How much longer is the road route than the straight-line distance?
The direct path is about 388.1 miles (624.6 km), while the road route adds roughly 157.8 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 7:30 AM PDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $75.02 one way or $150.04 round trip. Estimated CO2 is about 171.3 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Coeur d'Alene and American Falls, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Light Rain around Coeur d'Alene and Light Rain Likely near American Falls.
Flight Path Map
This map shows the direct air route between Coeur d'Alene and American Falls. Straight-line distance: 388.11 mi (624.6 km).
#1 Coeur d'Alene
A city in Kootenai County, Idaho.
| Population | 52,414 |
| Coordinates | 47.6776800, -116.7804700 |
| Altitude | 667 |
| Country | United States |
#2 American Falls
City in Idaho
| Population | 4,315 |
| Coordinates | 42.7860200, -112.8544400 |
| Altitude | 1343 |
| Country | United States |
End: American Falls (-112.85444, 42.78602)
Estimated Travel Time
Distance: 879 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 18h 11m |
| 40 mph (64.37 km/h) | 13h 38m |
| 50 mph (80.47 km/h) | 10h 55m |
| 60 mph (96.56 km/h) | 09h 05m |
| 70 mph (112.65 km/h) | 07h 47m |
| 80 mph (129 km/h) | 06h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $75.02 | $150.04 |
| Mid-grade | $4.23 | $81.53 | $163.06 |
| Premium | $4.55 | $87.66 | $175.32 |
| Diesel | $5.41 | $104.29 | $208.58 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Idaho · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.