How far is Ammon, ID from Rathdrum, ID?

The driving distance from Ammon, ID to Rathdrum, ID is about 496.2 miles (798.6 km), with a travel time of about 08h 18m by car.

  • The straight-line flight distance is about 382.9 miles (616.2 km).
  • For a round trip, plan for roughly 16h 37m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
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
496.21 mi
08h 18m
Flight
382.91 mi
616.23 km direct

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

Learn Distance

Choose another destination from Ammon.

Flight Distance

Direct air line
382.91 mi
Kilometers
616.23 km
Flight Time
00h 46m

Driving Distance

Road route
496.21 mi
Kilometers
798.58 km
Drive Time
08h 18m

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 18m.

Arrival Snapshot
Arrive in Rathdrum
Sat, Apr 18, 7:06 AM PDT
Return by in Ammon
Sat, Apr 18, 4:25 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Ammon
2026-04-17T23:48
Arrive Rathdrum
Sat, Apr 18, 8:06 AM MDT
Route Timing
08h 18m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
1:19 PM to 2:49 PM PDT

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

Leave by
7:22 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Ammon
8:00 PM MDT
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 Ammon
247.9 mi
04h 09m
To Rathdrum
248.4 mi
04h 09m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
46°F
Friday

Slight Chance Snow Showers

Starts
Fri, Apr 17 6:00 AM MDT
Wind
10 to 14 mph NNW
Destination
52°F
Friday

Mostly Sunny

Starts
Fri, Apr 17 6:00 AM PDT
Wind
5 to 8 mph SW

Driving Route Map

The map below follows the saved road route between Ammon and Rathdrum.

Turn-by-Turn Driving Directions

Step-by-step road directions between Ammon and Rathdrum.

  1. 1

    Start on Molen Street

    41 m · 12 sec · Molen Street

  2. 2

    Turn left onto Central Avenue

    753 ft · 35 sec · Central Avenue

  3. 3

    Turn right onto East Sunnyside Road

    2.9 mi · 5 min · East Sunnyside Road

  4. 4

    Turn right onto South Holmes Avenue

    1.6 km · 2 min · South Holmes Avenue

  5. 5

    Turn left onto East 17th Street

    1.1 mi · 2 min · East 17th Street

  6. 6

    Continue on Pancheri Drive

    1964 ft · 47 sec · Pancheri Drive

  7. 7

    Turn right onto South Utah Avenue

    776 ft · 16 sec · South Utah Avenue

  8. 8

    Enter the roundabout and take exit 2 toward South Utah Avenue

    68 m · 4 sec · South Utah Avenue

  9. 9

    Exit the roundabout onto South Utah Avenue

    2440 ft · 58 sec · South Utah Avenue

  10. 10

    Turn left onto West Broadway Street

    1513 ft · 35 sec · West Broadway Street

  11. 11

    Take the ramp right toward I15 North: Roberts, Butte

    1128 ft · 28 sec

  12. 12

    Merge slight left onto Veterans Memorial Highway

    198.2 mi · 3 hr 6 min · Veterans Memorial Highway

  13. 13

    Take the exit slight left toward I 90 West: Missoula

    2808 ft · 1 min

  14. 14

    Merge slight left onto I 90 West: Missoula

    283.4 mi · 4 hr 47 min

  15. 15

    Take the exit slight right

    1671 ft · 41 sec

  16. 16

    Keep slight right

    130 m · 10 sec

  17. 17

    Turn straight onto North Highway 41

    6.7 mi · 10 min · North Highway 41

  18. 18

    Turn left onto North McCartney Street

    1192 ft · 38 sec · North McCartney Street

  19. 19

    Turn left onto West Main Street

    93 m · 11 sec · West Main Street

  20. 20

    Turn right onto North Mill Street

    74 m · 7 sec · North Mill Street

  21. 21

    Turn right onto West Highway 53

    125 m · 13 sec · West Highway 53

  22. 22

    Arrive at your destination

    0 m · 1 sec · West Highway 53

Car Route Details

A richer read on the saved driving route between Ammon and Rathdrum.

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
22 steps
13 turns on the saved route
Ramps & Exits
7
2 merges, 5 ramps or exits
Navigation Density
4.4 / 100 mi
Decision points by distance
Main Roads
I 90 West
284 mi · 57%
Veterans Memorial Highway
198 mi · 40%
North Highway 41
6.71 mi · 1%
East Sunnyside Road
2.85 mi · 1%
East 17th Street
1.08 mi
South Holmes Avenue
0.98 mi
Longest Stretch

I 90 West

Merge slight left onto I 90 West: Missoula

283 mi · 04h 47m

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 18m
Overnight route
Same-Day Return
16h 38m
Round-trip wheel time
Road vs Air
+113.3 mi
382.9 mi direct line
Halfway Stop
Salmon
04h 09m from Ammon
Leave By
7:22 PM MDT
Overnight-style route
Weather Watch

Slight Chance Snow Showers leaving Ammon and Mostly Sunny near Rathdrum.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Ammon to Rathdrum?

The road trip is about 496.2 miles (798.6 km) and usually takes 08h 18m 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 247.9 miles from Ammon and 248.4 miles from Rathdrum.

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

The direct path is about 382.9 miles (616.2 km), while the road route adds roughly 113.3 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 MDT. 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 $68.17 one way or $136.33 round trip. Estimated CO2 is about 155.6 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Ammon and Rathdrum, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Slight Chance Snow Showers around Ammon and Mostly Sunny near Rathdrum.

Flight Path Map

This map shows the direct air route between Ammon and Rathdrum. Straight-line distance: 382.91 mi (616.23 km).

Ammon

#1 Ammon

City in Idaho, United States

Population17,115
Coordinates43.4696400, -111.9666400
Altitude1437
CountryUnited States
Rathdrum

#2 Rathdrum

City in Koostenai County, Idaho, United States

Population9,150
Coordinates47.8124000, -116.8965900
Altitude674
CountryUnited States
Start: Ammon (-111.96664, 43.46964)
End: Rathdrum (-116.89659, 47.8124)

Estimated Travel Time

Distance: 799 km by road

SpeedTime
30 mph (48.3 km/h)16h 32m
40 mph (64.37 km/h)12h 24m
50 mph (80.47 km/h)09h 55m
60 mph (96.56 km/h)08h 16m
70 mph (112.65 km/h)07h 05m
80 mph (129 km/h)06h 11m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
17.51 gal
66.28 L · about $68.17
Round trip
$136.33
35.02 gal · 132.56 L
Estimated CO2
155.6 kg one way
Round trip: 311.2 kg / 686 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $68.17 $136.33
Mid-grade $4.23 $74.08 $148.17
Premium $4.55 $79.65 $159.31
Diesel $5.41 $94.76 $189.53

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 18, 2026

Please keep in mind that there is a 1 hour time gap between Ammon, ID and Rathdrum, ID. The current time in Ammon is 23:48:01, although it is 22:48:01 in Rathdrum.

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.