Trip from Kamiah, ID to San Diego, CA

Drive Time

21h 48m

Distance

1137 mi

1,830 km

Drive Score

8/10

Great drive

Same Day?

3-day trip

Fuel Cost

$180

one way

Downtown San Diego, CA, CA

Photo: Lindsey Willard

Trip Overview

Embarking on the 1,137-mile journey from Kamiah, Idaho, to San Diego, California, is a significant undertaking that transitions you from the rugged Mountain West to the sunny Pacific Coast. You should plan for a total drive time of approximately 21 hours and 48 minutes, making a single-day trip impossible for most drivers. We strongly recommend splitting this route over three days to ensure you remain alert and comfortable behind the wheel. Budgeting around $174 for fuel is a smart way to manage your expenses for this long-distance trek. By breaking the drive into manageable segments, you can better navigate the transition between these two distinct geographic regions.

Trip Pace

Best split across 3 days

Treat the return leg as its own travel day rather than an afterthought.

Break Rhythm

6 planned breaks

Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.

Midpoint

568.5 miles from Kamiah, ID

A natural place for your longest stop of the day , about 10h 37m into the drive .

Drive Character

Expect a varied experience as you transition away from your starting point in Idaho toward the California coast. While the route utilizes local roads like 3rd Street, Virginia Street, and Superior Street, the lack of traditional highway infrastructure means you will be navigating a more hands-on driving environment. Because the highway share is 0%, your focus will remain on local road conditions rather than high-speed interstate cruising. This profile demands constant attention, as the lack of long, uninterrupted stretches requires you to manage navigating through various town centers and local intersections throughout the 1,137-mile trip.

Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 72 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
US 95 is the longest continuous segment at about 363.9 miles.

How Hard Is This Drive?

At 21h 48m, this is a long-haul route where pacing matters more than any single turn. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 782.4 miles in near US 395; US 6 Hist / North Main Street.

Route Complexity 10/10

High effort - long or complex enough to need steady focus all day

This is a demanding drive. With 36 significant decision points across 1137 miles, you will need to stay alert — especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.

Where does it get tricky?

The main spots that need attention: at 782.4 miles (US 395; US 6 Hist / North Main Street): Lane positioning matters here; at 905.5 miles (US 395 / Blue Star Memorial Highway): Highway fork - watch signs carefully. Lane positioning matters here; at 1002.8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.

Critical Maneuvers

5 of 36 key points

These are the spots where you need to pay the most attention. Preview them before you drive.

7
782.4 mi into trip | ~14h 49m in | US 395; US 6 Hist / North Main Street

At end of road, turn left onto US 395; US 6 Hist / North Main Street

Lane positioning matters here

Use the none lane.
7
905.5 mi into trip | ~17h 18m in | US 395 / Blue Star Memorial Highway

Keep slight left at fork onto US 395 / Blue Star Memorial Highway toward US 395 South: San Bernardino

Highway fork - watch signs carefully. Lane positioning matters here

Use the slight left / slight right lanes. Toward US 395 South: San Bernardino
7
1002.8 mi into trip | ~19h 15m in

Take the exit toward I 15 South: San Bernardino, Los Angeles

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight lane. Toward I 15 South: San Bernardino, Los Angeles
7
1039.1 mi into trip | ~19h 56m in | I 215

Take the exit onto I 215 toward I 215 South, CA 60 East: San Diego, Indio

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Toward I 215 South, CA 60 East: San Diego, Indi...
8
1044.2 mi into trip | ~20h 2m in | I 215 Truck; CA 60 Truck

Keep slight right at fork onto I 215 Truck; CA 60 Truck toward I 215, CA 60 Truck

Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Toward I 215, CA 60 Truck

Towns Along This Route

Between Kamiah, ID and San Diego, CA, road signs point toward Parma, Reno, Las Vegas, Los Angeles and Indio.

Parma

211.6 mi in | ~4h 15m

Reno

464.5 mi in | ~8h 57m

Las Vegas

559.8 mi in | ~10h 28m | via US 95

Los Angeles

1002.8 mi in | ~19h 15m

Indio

1039.1 mi in | ~19h 56m | via I 215

Main Roads

Road Distance Duration
US 95 363.9 mi 6h 45m
Grand Army of the Republic Highway 156.9 mi 3h 2m
Veterans Memorial Highway 109.2 mi 2h 6m
Blue Star Memorial Highway 103.3 mi 2h 3m
Dwight D. Eisenhower Highway 94.9 mi 1h 30m
Virginia Street 46.6 mi 1h
Superior Street 44.4 mi 54m
I 215 Truck 36.7 mi 41m
Longest stretch: US 95 — 363.9 mi, about 6h 45m

Turn-by-Turn Driving Directions

Step-by-step road directions between Kamiah, ID and San Diego, CA.

1

Start on Hill Street

0.1 mi · 16 sec · Hill Street
2

Turn right onto US 12

7.6 mi · 10 min · 3rd Street
3

Turn right onto ID 13

26 mi · 29 min · ID 13
4

Turn left onto US 95

79 mi · 1 hr 29 min · US 95
5

Take the exit onto US 95

47 mi · 1 hr · Virginia Street
6

Turn left onto US 95

44 mi · 54 min · Superior Street
7

Turn left onto US 95

2.1 mi · 3 min · South Main Street
8

Take the exit

0.1 mi · 14 sec
9

Continue on US 30

0.5 mi · 47 sec · Northwest 16th Street
10

Continue on US 30

0.8 mi · 1 min · East Idaho Avenue
Use the none lane.
11

Turn left

0.3 mi · 37 sec
12

Merge onto I 84

3.8 mi · 3 min · Old Oregon Trail Highway
13

Take the exit

0.2 mi · 29 sec
Toward US 95: Payette, Parma
14

Turn right onto US 95

15 mi · 17 min · US 95
15

Turn left onto US 95

19 mi · 21 min · US 95
Use the left lane.
16

Turn right onto US 95

217 mi · 3 hr 58 min · US 95
Use the none lane.
17

Turn left onto NV 795

0.7 mi · 1 min · Reinhart Lane
Use the left lane.
18

Continue on NV 795

0.6 mi · 57 sec · Rhinehart Lane
19

Turn right onto NV 289

0.9 mi · 1 min · East 2nd Street
20

Take the ramp

0.4 mi · 25 sec
Toward I 80: Lovelock, Reno
21

Merge onto I 80

95 mi · 1 hr 30 min · Dwight D. Eisenhower Highway
22

Take the exit onto US 95

34 mi · 38 min · US 95
Exit 83 Toward US 95: Fallon, Las Vegas
23

Turn right onto Wildes Road

148 ft · 7 sec · Wildes Road
24

Turn left onto US 95

70 mi · 1 hr 23 min · Veterans Memorial Highway
25

Turn left onto US 95 Truck

1.3 mi · 2 min · Freedom Road
Use the left lane.
26

At end of road, turn left onto US 95

24 mi · 25 min · Veterans Memorial Highway
27

Continue on US 95

0.9 mi · 2 min · Plymire Street
28

Continue on US 95

7.8 mi · 8 min · Veterans Memorial Highway
29

Continue on US 95

1.2 mi · 3 min · Front Street
30

Continue on US 95

8.0 mi · 8 min · Veterans Memorial Highway
31

Turn right onto NV 360

23 mi · 26 min · Mina–Basalt Cutoff Road
32

Continue on US 6

17 mi · 18 min · Grand Army of the Republic Highway
33

Keep slight right at fork onto Grand Army of the Republic Highway

35 mi · 41 min · Grand Army of the Republic Highway
Use the straight lane.
34

Continue on US 6

0.1 mi · 19 sec · North Main Street
35

At end of road, turn left onto US 395; US 6 Hist

3.3 mi · 6 min · North Main Street
Use the none lane.
36

Continue on US 395; CA 168; US 6 Hist

5.0 mi · 5 min · El Camino Sierra
Use the none lane.
37

Continue on US 395; CA 168; US 6 Hist

7.4 mi · 8 min · Grand Army of the Republic Highway
Use the straight lane.
38

Continue on US 395; US 6 Hist

0.2 mi · 32 sec · North Main Street
39

Continue on US 395; US 6 Hist

26 mi · 31 min · Grand Army of the Republic Highway
Use the straight lane.
40

Continue on US 395; US 6 Hist

0.7 mi · 1 min · North Edwards Street
41

Continue on US 395; US 6 Hist

15 mi · 17 min · Grand Army of the Republic Highway
Use the straight lane.
42

Continue on US 395; US 6 Hist

2.2 mi · 4 min · North Main Street
Use the none lane.
43

Continue on US 395; US 6 Hist

56 mi · 1 hr 4 min · Grand Army of the Republic Highway
Use the straight lane.
44

Continue on US 395; US 6 Hist

7.0 mi · 8 min · Blue Star Memorial Highway
Use the straight lane.
45

Keep slight left at fork onto US 395

30 mi · 34 min · Blue Star Memorial Highway
Toward US 395 South: San Bernardino Use the slight left / slight right lanes.
46

Continue on US 395

0.9 mi · 1 min · Red Mountain Road
47

Continue on US 395

67 mi · 1 hr 20 min · Blue Star Memorial Highway
Use the none lane.
48

Take the exit

0.7 mi · 1 min
Toward I 15 South: San Bernardino, Los Angeles Use the straight lane.
49

Merge onto I 15; US 66 Hist

3.4 mi · 3 min · Barstow and Mojave Freeway
Use the none / straight / slight right lanes.
50

Continue on I 15; US 66 Hist; US 91 Hist; US 395 Hist

5.6 mi · 6 min · CHP Officer Larry L. Wetterling and San Bernardino County Sheriff's Lieutenant Alfred E. Stewart Memorial Highway
Use the none / straight / slight right lanes.
51

Continue on I 15; US 66 Hist

6.3 mi · 6 min · Barstow and Mojave Freeway
Use the none lane.
52

Continue on I 215

0.2 mi · 13 sec · Barstow Freeway
Exit 123
53

Keep slight left at fork onto I 215

9.3 mi · 10 min · Barstow Freeway
Use the slight left / slight right lanes.
54

Continue on I 215

5.6 mi · 6 min · San Bernardino Freeway
Use the none lane.
55

Continue on I 215

5.3 mi · 6 min · Riverside Freeway
Use the none lane.
56

Take the exit onto I 215

5.1 mi · 5 min · I 215
Toward I 215 South, CA 60 East: San Diego, Indio Use the straight / slight right lanes.
57

Keep slight right at fork onto I 215 Truck; CA 60 Truck

0.5 mi · 33 sec · I 215 Truck; CA 60 Truck
Toward I 215, CA 60 Truck Use the straight / slight right lanes.
58

Keep slight right at fork onto I 215 Truck

36 mi · 41 min · I 215 Truck
Use the slight left / slight right lanes.
59

Continue on I 15

22 mi · 23 min · Avocado Highway
Use the none / straight / slight right lanes.
60

Continue on I 15

3.4 mi · 3 min · Escondido Freeway
Use the none / straight / slight right lanes.
61

Keep slight right at fork onto I 15

8.7 mi · 10 min · Escondido Freeway
Use the slight right lane.
62

Continue on I 15

4.5 mi · 5 min · Tony Gwynn Memorial Freeway
Use the none / straight / slight right lanes.
63

Continue on I 15

3.1 mi · 3 min · Escondido Freeway
Use the none / straight / slight right lanes.
64

Continue on I 15

2.2 mi · 2 min · Semper Fi Highway
Use the none / straight / slight right lanes.
65

Take the exit

0.7 mi · 51 sec
Exit 12 Toward CA 163 South Use the slight right lane.
66

Continue on CA 163

8.2 mi · 9 min · Cabrillo Freeway
Toward CA 163 Use the none / straight / slight right lanes.
67

Continue on CA 163

1.5 mi · 1 min · Cabrillo Parkway
Use the none lane.
68

Continue on CA 163

0.8 mi · 1 min · Cabrillo Parkway
Use the none / straight / slight right lanes.
69

Continue on CA 163

0.3 mi · 41 sec · 10th Avenue
Use the straight / left lanes.
70

Turn right onto Broadway

0.5 mi · 1 min · Broadway
Use the none lane.
71

Turn left onto Front Street

26 ft · 0 sec · Front Street
Use the left lane.
72

Arrive at destination

Front Street

Trip Plan

Pacing is the most critical element of your success on this 21-hour and 48-minute excursion. With six planned stops along the way, use these intervals to stretch and refuel systematically rather than pushing through fatigue. We suggest leaving early in the morning to maximize daylight hours, especially since local road navigation can be more challenging in the dark. Given the $174 fuel estimate, try to fill up in larger towns where competition might help you stick to your budget. As a specific tip, verify your turn-by-turn directions for the segments involving 3rd, Virginia, and Superior Streets before departing each morning to avoid confusion in unfamiliar municipalities.

Morning Departure

Start early — leave by 6-7 AM to arrive at a reasonable hour.

Evening Departure

This is a long drive — plan for a morning departure or consider splitting it into two days.

This drive is better paced as a 3-day trip.
Plan roughly 6 meaningful breaks for fuel, food, and rest.
The halfway point lands around 568.5 miles from Kamiah, ID, or about 10h 37m into the drive.
The longest continuous stretch on this route runs about 363.9 miles.

Consider an overnight stop or starting very early.

Departure

Before you leave

Start with fuel, water, and navigation already sorted so the first hour feels easy.

First stop

Around 220 miles or 4h 25m in

Use this first pause for coffee, a restroom break, and a quick traffic check ahead.

Halfway reset

Around 568.5 miles or 10h 37m in

This is the best place for your longest stop, a real meal, and a full fuel check.

Overnight split

Day 1 wrap after about 379 miles or 7h 21m

Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.

Final approach

Final hour starts around 20h 39m

Traffic, exits, and arrival timing usually matter more near San Diego, CA than in the middle of the route.

Before You Leave

+

Open the route before leaving Kamiah, ID so your first major turns are already loaded.

+

Leave with enough water and a charging cable within reach, not packed away.

+

Check your fuel range against the first long segment, especially if you are starting outside city service areas.

+

Pick one backup stop option before the midpoint in case traffic changes your pacing.

+

Treat this as a 3-day road trip and book the overnight stop before the busiest arrival window.

Day 1

Settle into the route from Kamiah, ID

Aim for roughly 379 miles and 7.3 hours of wheel time on this day.

Day 2

Keep the middle miles efficient

Aim for roughly 379 miles and 7.3 hours of wheel time on this day.

Day 3

Finish the approach into San Diego, CA

Aim for roughly 379 miles and 7.3 hours of wheel time on this day.

Your first comfortable stop window is around 220 miles from Kamiah, ID.
This route usually feels better as a 3-day drive than as one long push.
Plan about 6 real breaks rather than only quick fuel stops.
The longest stretch is on US 95 for about 363.9 miles.

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Halfway Point

Midpoint

About 568.5 mi from Kamiah, ID · 10h 37m into the drive

Downtown Emmett, ID, ID

First major stop

Coffee and fuel

Emmett, ID

375 mi into the route

Best for: Coffee, fuel, and an easy first stretch

This is a natural early stop once the first hours of the drive are behind you.

Second major stop

Overnight candidate

Mammoth Lakes, CA

750 mi into the route

Best for: Hotel check-in, dinner, and a fresh start

This lines up well with a realistic day-end stop if you are breaking the drive into stages.

Find hotels in Mammoth Lakes, CA

Overnight Options

Night 1

Emmett, ID

379 mi · about 7.3h in

A practical overnight split lands near Emmett, ID after about 379 miles or 7.3 hours of driving.

Find hotels

Night 2

Mammoth Lakes, CA

758 mi · about 14.5h in

A practical overnight split lands near Mammoth Lakes, CA after about 758 miles or 14.5 hours of driving.

Find hotels

Pacing Suggestions

Homedale, ID

Fuel and coffee

A short stop after about 220 miles helps settle the day before fatigue starts building.

South Lake Tahoe, CA

Meal break

The midpoint is around 568.5 miles from Kamiah, ID, which is a good place for a longer meal and fuel stop.

Before the longest stretch

Fuel check

Top up before US 95 if your tank is already low. That segment runs about 363.9 miles.

Overnight split

Hotel stop

For a steadier pace, wrap day one after about 379 miles or 7.3 hours on the road.

Arriving in San Diego, CA

The final approach into San Diego, CA usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.

Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around San Diego, CA.

On a multi-day trip, keep the last day a little lighter so you reach San Diego, CA with some flexibility left in the schedule.

After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Fuel & Cost

Regular Gas

$180.17 one way

$360.35 round trip

$4.03/gal 25.4 MPG avg 398 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.23 $189.40 $378.79
premium $4.53 $202.74 $405.47
diesel $5.64 $252.60 $505.20

No toll roads detected on this route.

Estimated Trip Cost (one way, 1 person)

Fuel

$180

Hotel (2n)

$160–$280

Meals

$75–$150

Total

$415–$610

Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.

Estimated CO2 emission: 397.8 kg one way. Prices: EIA weekly data, 2026-04-06.

Driving Electric?

About $119 in charging · 4 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 341.1 4 $119.38 $54.58
Efficient EV 284.3 3 $99.49 $45.48
EV Truck/SUV 454.8 5 $159.18 $72.77

Gas CO2

398 kg

EV CO2

133 kg (67% less)

This is a long EV road trip requiring 4 charging stops. Plan your route around charger locations and allow extra time for charging.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast data refreshed 2 days ago

Origin

Kamiah, ID

Morning in Kamiah on Sunday

Local time

11:41 AM

PDT

Current temp

34°F

Unavailable

Live forecast

Destination

San Diego, CA

Morning in San Diego on Sunday

Local time

11:41 AM

PDT

Current temp

72°F

Unavailable

Live forecast

Seasonal Notes

Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.

Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.

Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.

For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

38 degrees warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

21h 48m on the road

This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

Frequently Asked Questions

The drive from Kamiah, ID to San Diego, CA covers 1137 miles and takes about 21h 48m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are US 95, Grand Army of the Republic Highway, Veterans Memorial Highway. Expect a mix of highway and local road driving.
Consider an overnight stop or starting very early.
Yes. This route is usually more comfortable as a 3-day drive. A sensible stopping point is after roughly 379 miles on day one.
The midpoint is about 568.5 miles from Kamiah, ID. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $180.17 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Start early — leave by 6-7 AM to arrive at a reasonable hour. This is a long drive — plan for a morning departure or consider splitting it into two days.
Plan about 6 meaningful breaks for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
This is a demanding drive. With 36 significant decision points across 1137 miles, you will need to stay alert — especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
The main spots that need attention: at 782.4 miles (US 395; US 6 Hist / North Main Street): Lane positioning matters here; at 905.5 miles (US 395 / Blue Star Memorial Highway): Highway fork - watch signs carefully. Lane positioning matters here; at 1002.8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Between Kamiah, ID and San Diego, CA, road signs point toward Parma, Reno, Las Vegas, Los Angeles and Indio.

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