How far is San Diego, CA from Mountain House, CA?
The driving distance from San Diego, CA to Mountain House, CA is about 449.6 miles (723.6 km), with a travel time of about 08h 29m by car.
- The straight-line flight distance is about 428.4 miles (689.4 km).
- For a round trip, plan for roughly 16h 58m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 29m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
City in Monterey County, California, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between San Diego and Mountain House.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Diego and Mountain House.
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1
Start on Front Street
8 m · 6 sec · Front Street
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2
Turn left onto West Broadway
88 m · 12 sec · West Broadway
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3
Turn left onto 1st Avenue
3072 ft · 1 min · 1st Avenue
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4
Take the ramp left toward I 5 North: Los Angeles
1017 ft · 25 sec
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5
Merge slight left onto San Diego Freeway
13.5 mi · 16 min · San Diego Freeway
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6
Keep slight left to continue on San Diego Freeway
36.3 mi · 43 min · San Diego Freeway
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7
Keep slight right to continue on San Diego Freeway
18.1 mi · 21 min · San Diego Freeway
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8
Keep slight left to continue on San Diego Freeway
7.4 mi · 9 min · San Diego Freeway
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9
Keep slight right to continue on Bake Parkway
1.6 mi · 2 min
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10
Keep slight right
6 mi · 7 min
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11
Take the exit slight right toward Jamboree Road
1266 ft · 17 sec
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12
Continue straight
527 ft · 11 sec
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13
Turn right onto Jamboree Road
760 ft · 18 sec · Jamboree Road
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14
Turn left onto El Camino Real
2.2 mi · 5 min · El Camino Real
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15
Turn left onto Newport Avenue
109 m · 14 sec · Newport Avenue
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16
Take the ramp right toward I 5 North: Los Angeles
1127 ft · 17 sec
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17
Merge slight left onto Santa Ana Freeway
1.3 mi · 1 min · Santa Ana Freeway
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18
Keep slight right to continue on Santa Ana Freeway
1.7 mi · 2 min · Santa Ana Freeway
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19
Keep slight right to continue on Santa Ana Freeway
9.4 mi · 11 min · Santa Ana Freeway
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20
Keep slight right to continue on Santa Ana Freeway
18 mi · 21 min · Santa Ana Freeway
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21
Keep slight right to continue on Golden State Freeway
25.5 mi · 30 min · Golden State Freeway
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22
Keep slight left to continue on Golden State Freeway
2.2 mi · 3 min · Golden State Freeway
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23
Keep slight right to continue on I 5 Truck North, CA 14 Truck
1.5 mi · 2 min
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24
Keep slight left
36.1 mi · 42 min
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25
Keep slight left to continue on Golden State Freeway
22.3 mi · 25 min · Golden State Freeway
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26
Keep slight right to continue on Westside Freeway
225.6 mi · 4 hr 2 min · Westside Freeway
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27
Keep slight left to continue on William Elton Brown Freeway
13.9 mi · 15 min · William Elton Brown Freeway
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28
Take the exit slight right
901 ft · 22 sec
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29
Keep slight right to continue on Patterson Pass Road
88 m · 7 sec
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30
Turn straight onto Mountain House Parkway
1.1 km · 1 min · Mountain House Parkway
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31
Turn right onto International Parkway
1.4 km · 2 min · International Parkway
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32
Continue on Mountain House Parkway
2.4 mi · 4 min · Mountain House Parkway
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33
Turn left onto Arnaudo Boulevard
1.1 km · 2 min · Arnaudo Boulevard
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34
Turn right onto Central Parkway
1301 ft · 38 sec · Central Parkway
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35
Turn left onto Main Street
847 ft · 32 sec · Main Street
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36
Turn right onto Estes Way
823 ft · 38 sec · Estes Way
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37
Exit the roundabout
585 ft · 30 sec
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38
Turn left
39 m · 6 sec
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39
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between San Diego and Mountain House.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Westside Freeway
Keep slight right to continue on Westside Freeway
226 mi · 04h 02m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving San Diego and Sunny near Mountain House.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Diego to Mountain House?
The road trip is about 449.6 miles (723.6 km) and usually takes 08h 29m 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?
Greenfield is a useful midpoint, sitting about 224.8 miles from San Diego and 224.8 miles from Mountain House.
How much longer is the road route than the straight-line distance?
The direct path is about 428.4 miles (689.4 km), while the road route adds roughly 21.2 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 $99.36 one way or $198.72 round trip. Estimated CO2 is about 141 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around San Diego and Sunny near Mountain House.
Stop Ideas Near Greenfield
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Greenfield.
Bakersfield
Wasco station
Tehachapi, California
Mojave, California
Flight Path Map
This map shows the direct air route between San Diego and Mountain House. Straight-line distance: 428.38 mi (689.41 km).
#1 San Diego
The eighth most populous city in the United States and the center of the San Diego metropolitan area.
| Population | 1,422,420 |
| Coordinates | 32.7157100, -117.1647200 |
| Altitude | 20 |
| Country | United States |
#2 Mountain House
Situated in the western San Joaquin Valley near the foothills of the Diablo Range, this locality sits at an elevation of approximately 59 feet.
| Population | 0 |
| Coordinates | 37.7832600, -121.5427300 |
| Altitude | 18 |
| Country | United States |
End: Mountain House (-121.54273, 37.78326)
Estimated Travel Time
Distance: 724 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 14h 58m |
| 40 mph (64.37 km/h) | 11h 14m |
| 50 mph (80.47 km/h) | 08h 59m |
| 60 mph (96.56 km/h) | 07h 29m |
| 70 mph (112.65 km/h) | 06h 25m |
| 80 mph (129 km/h) | 05h 36m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $6.26 | $99.36 | $198.72 |
| Mid-grade | $6.50 | $103.14 | $206.28 |
| Premium | $6.69 | $106.15 | $212.31 |
| Diesel | $8.41 | $133.51 | $267.03 |
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 California · Oct 15, 2026