How far is Ammon, ID from Sandpoint, ID?

The driving distance from Ammon, ID to Sandpoint, ID is about 528 miles (849.8 km), with a travel time of about 08h 57m by car.

  • The straight-line flight distance is about 398.5 miles (641.4 km).
  • For a round trip, plan for roughly 17h 54m 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
528.05 mi
08h 57m
Flight
398.57 mi
641.44 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
398.57 mi
Kilometers
641.44 km
Flight Time
00h 48m

Driving Distance

Road route
528.05 mi
Kilometers
849.81 km
Drive Time
08h 57m

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 57m.

Arrival Snapshot
Arrive in Sandpoint
Thu, Apr 23, 6:10 AM PDT
Return by in Ammon
Thu, Apr 23, 4:07 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Ammon
2026-04-22T22:13
Arrive Sandpoint
Thu, Apr 23, 7:10 AM MDT
Route Timing
08h 57m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
1:57 PM to 3:27 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
6:06 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
263.8 mi
04h 28m
To Sandpoint
264.3 mi
04h 28m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
52°F
Wednesday

Light Rain Likely then Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM MDT
Wind
16 to 29 mph SW
Destination
53°F
Wednesday

Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM PDT
Wind
2 to 7 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    278.5 mi · 4 hr 42 min

  15. 15

    Take the exit slight right

    1277 ft · 35 sec

  16. 16

    Turn right

    42.8 mi · 53 min

  17. 17

    Take the exit slight right

    1895 ft · 1 min

  18. 18

    Turn straight onto East Superior Street

    702 ft · 12 sec · East Superior Street

  19. 19

    Turn slight right onto South 1st Avenue

    1921 ft · 34 sec · South 1st Avenue

  20. 20

    Continue on Cedar Street

    1381 ft · 27 sec · Cedar Street

  21. 21

    Turn right onto North 5th Avenue

    55 m · 6 sec · North 5th Avenue

  22. 22

    Arrive at your destination

    0 m · 1 sec · North 5th Avenue

Car Route Details

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

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
12 turns on the saved route
Ramps & Exits
8
2 merges, 6 ramps or exits
Navigation Density
4.2 / 100 mi
Decision points by distance
Main Roads
I 90 West
280 mi · 53%
Veterans Memorial Highway
198 mi · 38%
East Sunnyside Road
2.85 mi · 1%
East 17th Street
1.08 mi
South Holmes Avenue
0.98 mi
South Utah Avenue
0.65 mi
Longest Stretch

I 90 West

Merge slight left onto I 90 West: Missoula

278 mi · 04h 42m

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 57m
Overnight route
Same-Day Return
17h 54m
Round-trip wheel time
Road vs Air
+129.5 mi
398.5 mi direct line
Halfway Stop
Salmon
04h 28m from Ammon
Leave By
6:06 PM MDT
Overnight-style route
Weather Watch

Light Rain Likely then Showers And Thunderstorms leaving Ammon and Showers And Thunderstorms near Sandpoint.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 528 miles (849.8 km) and usually takes 08h 57m 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 263.8 miles from Ammon and 264.3 miles from Sandpoint.

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

The direct path is about 398.5 miles (641.4 km), while the road route adds roughly 129.5 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 $72.53 one way or $145.05 round trip. Estimated CO2 is about 165.6 kg one way.

Do you cross a time zone on this route?

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

What should you check before leaving?

Before you leave, expect Light Rain Likely then Showers And Thunderstorms around Ammon and Showers And Thunderstorms near Sandpoint.

Flight Path Map

This map shows the direct air route between Ammon and Sandpoint. Straight-line distance: 398.57 mi (641.44 km).

Ammon

#1 Ammon

City in Idaho, United States

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

#2 Sandpoint

City in Idaho

Population8,931
Coordinates48.2765900, -116.5532500
Altitude639
CountryUnited States
Start: Ammon (-111.96664, 43.46964)
End: Sandpoint (-116.55325, 48.27659)

Estimated Travel Time

Distance: 850 km by road

SpeedTime
30 mph (48.3 km/h)17h 35m
40 mph (64.37 km/h)13h 12m
50 mph (80.47 km/h)10h 33m
60 mph (96.56 km/h)08h 48m
70 mph (112.65 km/h)07h 32m
80 mph (129 km/h)06h 35m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
18.63 gal
70.53 L · about $72.53
Round trip
$145.05
37.26 gal · 141.06 L
Estimated CO2
165.6 kg one way
Round trip: 331.1 kg / 730 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $72.53 $145.05
Mid-grade $4.23 $78.82 $157.65
Premium $4.55 $84.75 $169.50
Diesel $5.41 $100.83 $201.65

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

Please keep in mind that there is a 1 hour time gap between Ammon, ID and Sandpoint, ID. The current time in Ammon is 22:13:30, although it is 21:13:30 in Sandpoint.

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.