How far is Plummer, ID from Idaho Falls, ID?

The driving distance from Plummer, ID to Idaho Falls, ID is about 515.7 miles (829.9 km), with a travel time of about 07h 54m by car.

  • The straight-line flight distance is about 356.1 miles (573.1 km).
  • For a round trip, plan for roughly 15h 48m 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
515.71 mi
07h 54m
Flight
356.1 mi
573.08 km direct

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

Learn Distance

Choose another destination from Plummer.

Flight Distance

Direct air line
356.1 mi
Kilometers
573.08 km
Flight Time
00h 42m

Driving Distance

Road route
515.71 mi
Kilometers
829.95 km
Drive Time
07h 54m

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 07h 54m.

Arrival Snapshot
Arrive in Idaho Falls
Thu, Apr 23, 4:43 AM MDT
Return by in Plummer
Thu, Apr 23, 11:37 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Plummer
2026-04-22T19:48
Arrive Idaho Falls
Thu, Apr 23, 3:43 AM PDT
Route Timing
07h 54m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
2:54 PM to 4:24 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
8:12 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Plummer
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 Plummer
255.8 mi
03h 57m
To Idaho Falls
259.9 mi
03h 57m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
48°F
Wednesday

Rain

Starts
Wed, Apr 22 6:00 AM PDT
Wind
8 to 12 mph SW
Destination
52°F
Wednesday

Light Rain Likely then Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM MDT
Wind
16 to 29 mph SW

Driving Route Map

The map below follows the saved road route between Plummer and Idaho Falls.

Turn-by-Turn Driving Directions

Step-by-step road directions between Plummer and Idaho Falls.

  1. 1

    Start on C Street

    36 m · 10 sec · C Street

  2. 2

    Turn left onto 10th Street

    32.3 mi · 40 min · 10th Street

  3. 3

    Take the exit right toward I 90 Business: Northwest Boulevard, I 90 Business East

    566 ft · 17 sec

  4. 4

    Turn straight onto Northwest Boulevard

    1.6 km · 2 min · Northwest Boulevard

  5. 5

    Continue on Sherman Avenue

    1.6 mi · 3 min · Sherman Avenue

  6. 6

    Take the ramp right toward I 90 East

    275.3 mi · 4 hr 37 min

  7. 7

    Take the exit slight right toward I 15 South: Dillon, Idaho Falls

    2694 ft · 1 min

  8. 8

    Merge slight left

    198 mi · 3 hr 6 min

  9. 9

    Take the exit slight right toward I 15 Business, US 20 West: Historic Downtown, Arco

    1619 ft · 47 sec

  10. 10

    Continue on West Broadway Street

    2164 ft · 54 sec · West Broadway Street

  11. 11

    Turn right onto South Utah Avenue

    2435 ft · 50 sec · South Utah Avenue

  12. 12

    Enter the roundabout and take exit 1 toward South Utah Avenue

    31 m · 2 sec · South Utah Avenue

  13. 13

    Exit the roundabout onto South Utah Avenue

    781 ft · 23 sec · South Utah Avenue

  14. 14

    Turn left onto Pancheri Drive

    1930 ft · 43 sec · Pancheri Drive

  15. 15

    Continue on West 17th Street

    3067 ft · 58 sec · West 17th Street

  16. 16

    Turn right onto South Boulevard

    1.6 km · 3 min · South Boulevard

  17. 17

    Continue on Stonebrook Lane

    142 m · 15 sec · Stonebrook Lane

  18. 18

    Turn right onto West Stone Run Lane

    74 m · 16 sec · West Stone Run Lane

  19. 19

    Turn left onto Charleston Lane

    46 m · 7 sec · Charleston Lane

  20. 20

    Arrive at your destination

    0 m · 1 sec · Charleston Lane

Car Route Details

A richer read on the saved driving route between Plummer and Idaho Falls.

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
20 steps
9 turns on the saved route
Ramps & Exits
7
1 merges, 6 ramps or exits
Navigation Density
3.9 / 100 mi
Decision points by distance
Main Roads
I 90 East
275 mi · 53%
I 15 South
198 mi · 38%
10th Street
32.3 mi · 6%
Sherman Avenue
1.56 mi
South Boulevard
0.99 mi
Northwest Boulevard
0.97 mi
Longest Stretch

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.

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
07h 54m
Overnight route
Same-Day Return
15h 48m
Round-trip wheel time
Road vs Air
+159.6 mi
356.1 mi direct line
Halfway Stop
Salmon
03h 57m from Plummer
Leave By
8:12 PM PDT
Overnight-style route
Weather Watch

Rain leaving Plummer and Light Rain Likely then Showers And Thunderstorms near Idaho Falls.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Plummer to Idaho Falls?

The road trip is about 515.7 miles (829.9 km) and usually takes 07h 54m 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 255.8 miles from Plummer and 259.9 miles from Idaho Falls.

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

The direct path is about 356.1 miles (573.1 km), while the road route adds roughly 159.6 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 $70.85 one way or $141.71 round trip. Estimated CO2 is about 161.7 kg one way.

Do you cross a time zone on this route?

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

What should you check before leaving?

Before you leave, expect Rain around Plummer and Light Rain Likely then Showers And Thunderstorms near Idaho Falls.

Flight Path Map

This map shows the direct air route between Plummer and Idaho Falls. Straight-line distance: 356.1 mi (573.08 km).

Photo coming soon

#1 Plummer

City in Idaho, USA

Population1,029
Coordinates47.3351800, -116.8885100
Altitude836
CountryUnited States
Idaho Falls

#2 Idaho Falls

The most populous city in Bonneville County, Idaho.

Population62,888
Coordinates43.4665800, -112.0341400
Altitude1434
CountryUnited States
Start: C Street (-116.88851, 47.335189)
End: Charleston Lane (-112.034479, 43.46658)

Estimated Travel Time

Distance: 830 km by road

SpeedTime
30 mph (48.3 km/h)17h 10m
40 mph (64.37 km/h)12h 53m
50 mph (80.47 km/h)10h 18m
60 mph (96.56 km/h)08h 35m
70 mph (112.65 km/h)07h 22m
80 mph (129 km/h)06h 26m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
18.2 gal
68.89 L · about $70.85
Round trip
$141.71
36.4 gal · 137.78 L
Estimated CO2
161.7 kg one way
Round trip: 323.5 kg / 713 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $70.85 $141.71
Mid-grade $4.23 $77.00 $154.01
Premium $4.55 $82.79 $165.58
Diesel $5.41 $98.50 $197.00

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 Plummer, ID and Idaho Falls, ID. The current time in Plummer is 19:48:41, although it is 20:48:41 in Idaho Falls.

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.