How far is Caldwell, ID from Plummer, ID?

The driving distance from Caldwell, ID to Plummer, ID is about 350.5 miles (564.1 km), with a travel time of about 07h 11m by car.

  • The straight-line flight distance is about 253.9 miles (408.6 km).
  • For a round trip, plan for roughly 14h 23m 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
350.52 mi
07h 11m
Flight
253.91 mi
408.63 km direct

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

Learn Distance

Choose another destination from Caldwell.

Flight Distance

Direct air line
253.91 mi
Kilometers
408.63 km
Flight Time
00h 30m

Driving Distance

Road route
350.52 mi
Kilometers
564.11 km
Drive Time
07h 11m

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 11m.

Arrival Snapshot
Arrive in Plummer
Thu, Apr 23, 1:09 PM PDT
Return by in Caldwell
Thu, Apr 23, 9:20 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Caldwell
2026-04-23T06:57
Arrive Plummer
Thu, Apr 23, 2:09 PM MDT
Route Timing
07h 11m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
12:12 PM to 1:42 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
9:36 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Caldwell
8:00 PM MDT
Overnight-style route

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
White Bird
ID

City in Idaho County, Idaho, United States

From Caldwell
175.2 mi
03h 35m
To Plummer
175.4 mi
03h 35m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
58°F
Thursday

Mostly Cloudy then Slight Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
9 to 14 mph WNW
Destination
52°F
Thursday

Chance Light Rain

Starts
Thu, Apr 23 6:00 AM PDT
Wind
8 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Caldwell and Plummer.

  1. 1

    Start on the route

    28 m · 12 sec

  2. 2

    Turn left onto Cleveland Boulevard

    22 m · 4 sec · Cleveland Boulevard

  3. 3

    Turn right

    43 m · 13 sec

  4. 4

    Turn right

    46 m · 13 sec

  5. 5

    Turn right onto South 10th Avenue

    1.1 km · 2 min · South 10th Avenue

  6. 6

    Continue on North Illinois Avenue

    712 ft · 24 sec · North Illinois Avenue

  7. 7

    Take the ramp left

    1133 ft · 28 sec

  8. 8

    Merge slight left onto Vietnam Veterans Memorial Highway

    28.4 mi · 27 min · Vietnam Veterans Memorial Highway

  9. 9

    Take the exit slight right toward US 30 East: Fruitland, Payette

    1392 ft · 34 sec

  10. 10

    Turn right onto East Idaho Avenue

    3102 ft · 52 sec · East Idaho Avenue

  11. 11

    Continue on Northwest 16th Street

    3101 ft · 54 sec · Northwest 16th Street

  12. 12

    Turn left onto North Whitley Drive

    2.1 mi · 4 min · North Whitley Drive

  13. 13

    Turn slight right onto South 16th Street

    35.9 mi · 44 min · South 16th Street

  14. 14

    Continue on Railroad Street

    8.5 mi · 11 min · Railroad Street

  15. 15

    Take the exit slight right toward Superior Street

    111 m · 12 sec · Superior Street

  16. 16

    Merge slight left onto East Central Boulevard

    46.6 mi · 1 hr · East Central Boulevard

  17. 17

    Turn left onto North Norris Avenue

    76.4 mi · 1 hr 27 min · North Norris Avenue

  18. 18

    Turn left onto Johnston Road

    2.2 mi · 5 min · Johnston Road

  19. 19

    At the end of the road, turn left

    67.5 mi · 1 hr 19 min

  20. 20

    Keep slight right to continue on US 195 North: Moscow, Coeur d' Alene, Spokane

    6.7 mi · 8 min

  21. 21

    Keep slight left

    16.6 mi · 26 min

  22. 22

    Turn left onto Reisenauer Road

    5.3 mi · 7 min · Reisenauer Road

  23. 23

    At the end of the road, turn left onto South Main Street

    1.1 mi · 3 min · South Main Street

  24. 24

    Continue on South Washington Street

    16.8 mi · 23 min · South Washington Street

  25. 25

    Continue straight

    33.8 mi · 43 min

  26. 26

    Turn left onto C Street

    36 m · 4 sec · C Street

  27. 27

    Arrive at your destination

    0 m · 1 sec · C Street

Car Route Details

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

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
27 steps
13 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
7.7 / 100 mi
Decision points by distance
Main Roads
North Norris Avenue
76.4 mi · 22%
South Washington Street
50.7 mi · 14%
East Central Boulevard
46.6 mi · 13%
South 16th Street
35.9 mi · 10%
Vietnam Veterans Memorial Highway
28.4 mi · 8%
US 195 North
23.3 mi · 7%
Longest Stretch

North Norris Avenue

Turn left onto North Norris Avenue

76.4 mi · 01h 27m

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 11m
Overnight route
Same-Day Return
14h 24m
Round-trip wheel time
Road vs Air
+96.6 mi
253.9 mi direct line
Halfway Stop
White Bird
03h 35m from Caldwell
Leave By
9:36 PM MDT
Overnight-style route
Weather Watch

Mostly Cloudy then Slight Chance Rain Showers leaving Caldwell and Chance Light Rain near Plummer.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Caldwell to Plummer?

The road trip is about 350.5 miles (564.1 km) and usually takes 07h 11m 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?

White Bird is a useful midpoint, sitting about 175.2 miles from Caldwell and 175.4 miles from Plummer.

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

The direct path is about 253.9 miles (408.6 km), while the road route adds roughly 96.6 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 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 $48.16 one way or $96.31 round trip. Estimated CO2 is about 109.9 kg one way.

Do you cross a time zone on this route?

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

What should you check before leaving?

Before you leave, expect Mostly Cloudy then Slight Chance Rain Showers around Caldwell and Chance Light Rain near Plummer.

Stop Ideas Near White Bird

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around White Bird, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to White Bird.

BUS

Grangeville, Idaho

23 mi away
901 West Main (Highway 95)
BUS

Lewiston, Idaho

92 mi away
1920 Highway 128
BUS

McCall, Idaho

95 mi away
147 North 3rd St.

Flight Path Map

This map shows the direct air route between Caldwell and Plummer. Straight-line distance: 253.91 mi (408.63 km).

Caldwell

#1 Caldwell

The most populous city in Canyon County, Idaho.

Population58,481
Coordinates43.6629400, -116.6873600
Altitude724
CountryUnited States
Photo coming soon

#2 Plummer

City in Idaho, USA

Population1,029
Coordinates47.3351800, -116.8885100
Altitude836
CountryUnited States
Start: Caldwell (-116.68736, 43.66294)
End: Plummer (-116.88851, 47.33518)

Estimated Travel Time

Distance: 564 km by road

SpeedTime
30 mph (48.3 km/h)11h 40m
40 mph (64.37 km/h)08h 45m
50 mph (80.47 km/h)07h 00m
60 mph (96.56 km/h)05h 50m
70 mph (112.65 km/h)05h 00m
80 mph (129 km/h)04h 22m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.37 gal
46.82 L · about $48.16
Round trip
$96.31
24.74 gal · 93.64 L
Estimated CO2
109.9 kg one way
Round trip: 219.9 kg / 485 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $48.16 $96.31
Mid-grade $4.23 $52.34 $104.67
Premium $4.55 $56.27 $112.54
Diesel $5.41 $66.95 $133.89

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 Caldwell, ID and Plummer, ID. The current time in Caldwell is 06:57:17, although it is 05:57:17 in Plummer.

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.