How far is Coeur d'Alene, ID from Ashton, ID?

The driving distance from Coeur d'Alene, ID to Ashton, ID is about 457.6 miles (736.5 km), with a travel time of about 08h 10m by car.

  • The straight-line flight distance is about 357.4 miles (575.2 km).
  • For a round trip, plan for roughly 16h 21m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
457.66 mi
08h 10m
Flight
357.43 mi
575.23 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Coeur d'Alene.

Flight Distance

Direct air line
357.43 mi
Kilometers
575.23 km
Flight Time
00h 43m

Driving Distance

Road route
457.66 mi
Kilometers
736.53 km
Drive Time
08h 10m

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 10m.

Arrival Snapshot
Arrive in Ashton
Thu, Apr 30, 1:37 PM MDT
Return by in Coeur d'Alene
Thu, Apr 30, 8:48 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Coeur d'Alene
2026-04-30T04:27
Arrive Ashton
Thu, Apr 30, 12:37 PM PDT
Route Timing
08h 10m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
3:11 PM to 4:41 PM MDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
7:38 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Coeur d'Alene
8:00 PM PDT
Overnight-style route

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.

Mid-route stop
Salmon
ID

City in Lemhi County, Idaho, United States

From Coeur d'Alene
228.5 mi
04h 05m
To Ashton
229.1 mi
04h 05m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
71°F
Thursday

Sunny

Starts
Thu, Apr 30 6:00 AM PDT
Wind
3 mph NE
Destination
60°F
Thursday

Sunny

Starts
Thu, Apr 30 6:00 AM MDT
Wind
13 mph NNE

Driving Route Map

The map below follows the saved road route between Coeur d'Alene and Ashton.

Turn-by-Turn Driving Directions

Step-by-step road directions between Coeur d'Alene and Ashton.

  1. 1

    Start on East Garden Avenue

    940 ft · 43 sec · East Garden Avenue

  2. 2

    Turn right onto North 7th Street

    1497 ft · 50 sec · North 7th Street

  3. 3

    Turn left onto Sherman Avenue

    1.2 mi · 2 min · Sherman Avenue

  4. 4

    Take the ramp right toward I 90 East

    278.9 mi · 4 hr 40 min

  5. 5

    Keep slight right

    33.9 mi · 35 min

  6. 6

    Take the exit slight right toward MT 359: Cardwell, Boulder

    1555 ft · 39 sec

  7. 7

    Turn right

    46 m · 3 sec

  8. 8

    Continue straight

    14.6 mi · 18 min

  9. 9

    At the end of the road, turn right

    28 mi · 33 min

  10. 10

    At the end of the road, turn left

    40.4 mi · 45 min

  11. 11

    Turn right

    8.6 mi · 13 min

  12. 12

    Continue straight

    9.1 mi · 12 min

  13. 13

    At the end of the road, turn right onto Idaho Medal of Honor Highway

    41.7 mi · 51 min · Idaho Medal of Honor Highway

  14. 14

    Turn left onto Main Street

    2026 ft · 40 sec · Main Street

  15. 15

    Arrive at your destination

    0 m · 1 sec · Main Street

Car Route Details

A richer read on the saved driving route between Coeur d'Alene and Ashton.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
15 steps
8 turns on the saved route
Ramps & Exits
2
0 merges, 2 ramps or exits
Navigation Density
3.3 / 100 mi
Decision points by distance
Main Roads
I 90 East
313 mi · 68%
Idaho Medal of Honor Highway
41.7 mi · 9%
MT 359
24.1 mi · 5%
Sherman Avenue
1.15 mi
Main Street
0.38 mi
North 7th Street
0.28 mi
Longest Stretch

I 90 East

Take the ramp right toward I 90 East

279 mi · 04h 40m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
08h 10m
Overnight route
Same-Day Return
16h 22m
Round-trip wheel time
Road vs Air
+100.2 mi
357.4 mi direct line
Halfway Stop
Salmon
04h 05m from Coeur d'Alene
Leave By
7:38 PM PDT
Overnight-style route
Weather Watch

Sunny leaving Coeur d'Alene and Sunny near Ashton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Coeur d'Alene to Ashton?

The road trip is about 457.6 miles (736.5 km) and usually takes 08h 10m 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 228.5 miles from Coeur d'Alene and 229.1 miles from Ashton.

How much longer is the road route than the straight-line distance?

The direct path is about 357.4 miles (575.2 km), while the road route adds roughly 100.2 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 $62.87 one way or $125.74 round trip. Estimated CO2 is about 143.5 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 Ashton, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Sunny around Coeur d'Alene and Sunny near Ashton.

Flight Path Map

This map shows the direct air route between Coeur d'Alene and Ashton. Straight-line distance: 357.43 mi (575.23 km).

Coeur d'Alene

#1 Coeur d'Alene

A city in Kootenai County, Idaho.

Population52,414
Coordinates47.6776800, -116.7804700
Altitude667
CountryUnited States
Ashton

#2 Ashton

City in Fremont County, Idaho, United States

Population1,050
Coordinates44.0715800, -111.4482900
Altitude1603
CountryUnited States
Start: Coeur d'Alene (-116.78047, 47.67768)
End: Ashton (-111.44829, 44.07158)

Estimated Travel Time

Distance: 737 km by road

SpeedTime
30 mph (48.3 km/h)15h 14m
40 mph (64.37 km/h)11h 26m
50 mph (80.47 km/h)09h 09m
60 mph (96.56 km/h)07h 37m
70 mph (112.65 km/h)06h 32m
80 mph (129 km/h)05h 42m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
16.15 gal
61.13 L · about $62.87
Round trip
$125.74
32.3 gal · 122.26 L
Estimated CO2
143.5 kg one way
Round trip: 287.1 kg / 633 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $62.87 $125.74
Mid-grade $4.23 $68.33 $136.66
Premium $4.55 $73.47 $146.93
Diesel $5.41 $87.40 $174.81

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 30, 2026

Please keep in mind that there is a 1 hour time gap between Coeur d'Alene, ID and Ashton, ID. The current time in Coeur d'Alene is 04:27:23, although it is 05:27:23 in Ashton.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.