How far is Big River, CA from San Diego, CA?
The driving distance from Big River, CA to San Diego, CA is about 278.9 miles (448.8 km), with a travel time of about 04h 54m by car.
- The straight-line flight distance is about 189.3 miles (304.6 km).
- For a round trip, plan for roughly 09h 48m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 04h 54m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Place in Riverside County, California, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Fog
Driving Route Map
The map below follows the saved road route between Big River and San Diego.
Turn-by-Turn Driving Directions
Step-by-step road directions between Big River and San Diego.
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1
Start on Koloko Court
74 m · 16 sec · Koloko Court
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2
Turn left onto Sierra Vista Road
1805 ft · 1 min · Sierra Vista Road
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3
At the end of the road, turn left onto Alamo Road
1719 ft · 1 min · Alamo Road
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4
At the end of the road, turn right onto Rio Mesa Drive
1.4 mi · 3 min · Rio Mesa Drive
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5
At the end of the road, turn left onto Aqueduct Road
12.6 mi · 19 min · Aqueduct Road
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6
Continue on Aqueduct Road
67.6 mi · 1 hr 18 min · Aqueduct Road
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7
Take the ramp right
1181 ft · 15 sec
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8
Merge slight left onto Pearl Harbor Memorial Highway
45.6 mi · 49 min · Pearl Harbor Memorial Highway
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9
Continue on Sonny Bono Memorial Freeway
33.7 mi · 36 min · Sonny Bono Memorial Freeway
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10
Continue on Pearl Harbor Memorial Highway
17 mi · 18 min · Pearl Harbor Memorial Highway
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11
Take the exit slight right toward CA 79: Beaumont Avenue
1293 ft · 40 sec
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12
Turn left onto Beaumont Avenue
2149 ft · 44 sec · Beaumont Avenue
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13
Continue on Lamb Canyon Road
5.6 mi · 7 min · Lamb Canyon Road
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14
Continue on Sanderson Avenue
9.6 mi · 15 min · Sanderson Avenue
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15
Turn right onto Domenigoni Parkway
4.9 mi · 6 min · Domenigoni Parkway
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16
Turn left onto Winchester Road
13.4 mi · 19 min · Winchester Road
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17
Take the ramp slight right toward I 15 South, CA 79 South: San Diego
1573 ft · 33 sec
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18
Merge slight left onto Escondido Freeway
4.5 mi · 5 min · Escondido Freeway
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19
Continue on Avocado Highway
21.9 mi · 24 min · Avocado Highway
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20
Continue on Escondido Freeway
3.4 mi · 4 min · Escondido Freeway
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21
Keep slight right to continue on Escondido Freeway
8.7 mi · 10 min · Escondido Freeway
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22
Continue on Tony Gwynn Memorial Freeway
4.5 mi · 5 min · Tony Gwynn Memorial Freeway
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23
Continue on Escondido Freeway
3.1 mi · 4 min · Escondido Freeway
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24
Continue on Semper Fi Highway
2.2 mi · 3 min · Semper Fi Highway
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25
Take the exit slight right toward CA 163 South
1.2 km · 52 sec
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26
Continue on Cabrillo Freeway
8.2 mi · 9 min · Cabrillo Freeway
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27
Continue on Cabrillo Parkway
1.5 mi · 2 min · Cabrillo Parkway
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28
Continue on Cabrillo Parkway
1.3 km · 1 min · Cabrillo Parkway
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29
Continue on 10th Avenue
1507 ft · 42 sec · 10th Avenue
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30
Turn right onto Broadway
2811 ft · 1 min · Broadway
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31
Turn left onto Front Street
8 m · 1 sec · Front Street
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32
Arrive at your destination
0 m · 1 sec · Front Street
Car Route Details
A richer read on the saved driving route between Big River and San Diego.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Aqueduct Road
Continue on Aqueduct Road
67.6 mi · 01h 18m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Clear leaving Big River and Patchy Fog near San Diego.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Big River to San Diego?
The road trip is about 278.9 miles (448.8 km) and usually takes 04h 54m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Bermuda Dunes is a useful midpoint, sitting about 136.9 miles from Big River and 142 miles from San Diego.
How much longer is the road route than the straight-line distance?
The direct path is about 189.3 miles (304.6 km), while the road route adds roughly 89.6 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 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 7:12 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.77 one way or $113.53 round trip. Estimated CO2 is about 87.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Clear around Big River and Patchy Fog near San Diego.
Stop Ideas Near Bermuda Dunes
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Turtle Back Mesa Bed & Breakfast
Cimarron Golf Resort
DoubleTree by Hilton Hotel Golf Resort Palm Springs
Outdoor Resort Palm Springs
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Bermuda Dunes.
La Quinta, CA
Indio, California
Palm Desert, CA
Palm Springs Downtown, CA
Flight Path Map
This map shows the direct air route between Big River and San Diego. Straight-line distance: 189.24 mi (304.55 km).
#1 Big River
Unincorporated community in Mendocino County, California, United States
| Population | 1,327 |
| Coordinates | 34.1400200, -114.3613400 |
| Altitude | 134 |
| Country | United States |
#2 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 |
End: Front Street (-117.164717, 32.71571)
Estimated Travel Time
Distance: 449 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 17m |
| 40 mph (64.37 km/h) | 06h 58m |
| 50 mph (80.47 km/h) | 05h 34m |
| 60 mph (96.56 km/h) | 04h 38m |
| 70 mph (112.65 km/h) | 03h 59m |
| 80 mph (129 km/h) | 03h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $56.77 | $113.53 |
| Mid-grade | $6.07 | $59.69 | $119.38 |
| Premium | $6.24 | $61.43 | $122.86 |
| Diesel | $7.57 | $74.46 | $148.92 |
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 · Apr 29, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.