How far is San Diego, CA from Oceano, CA?
The driving distance from San Diego, CA to Oceano, CA is about 297.3 miles (478.5 km), with a travel time of about 06h 00m by car.
- The straight-line flight distance is about 257.2 miles (414 km).
- For a round trip, plan for roughly 12h 01m 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 06h 00m.
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 California
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between San Diego and Oceano.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Diego and Oceano.
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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 right to continue on San Joaquin Hills Transportation Corridor
14.1 mi · 16 min · San Joaquin Hills Transportation Corridor
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9
Continue on Corona Del Mar Freeway
4 mi · 5 min · Corona Del Mar Freeway
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10
Merge slight left onto San Diego Freeway
9.6 mi · 11 min · San Diego Freeway
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11
Keep slight left
42.5 mi · 49 min
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12
Take the exit slight right toward US 101 North, US 101 South: Ventura, Los Angeles
3062 ft · 1 min
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13
Keep slight left to continue on US 101 North: Ventura
3235 ft · 1 min
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14
Merge slight right onto Ventura Freeway
46.9 mi · 54 min · Ventura Freeway
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15
Keep slight left
18.5 mi · 21 min
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16
Continue on El Camino Real
16.4 mi · 19 min · El Camino Real
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17
Take the exit slight right toward CA 154: State Street, Cachuma Lake
1127 ft · 29 sec
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18
Continue on Calle Real
1672 ft · 40 sec · Calle Real
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19
Turn right onto Chumash Highway
23.9 mi · 33 min · Chumash Highway
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20
Enter the roundabout and take exit 2 toward Chumash Highway
35 m · 2 sec · Chumash Highway
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21
Exit the roundabout onto Chumash Highway
2.2 mi · 3 min · Chumash Highway
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22
Enter the roundabout and take exit 2 toward Chumash Highway
43 m · 2 sec · Chumash Highway
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23
Exit the roundabout onto Chumash Highway
6.3 mi · 10 min · Chumash Highway
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24
Take the ramp right toward US 101 North
1138 ft · 31 sec
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25
Merge slight left
35.2 mi · 41 min
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26
Take the exit slight right toward Los Berros Road
1615 ft · 43 sec
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27
Turn left onto North Thompson Avenue
108 m · 7 sec · North Thompson Avenue
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28
Continue on Los Berros Road
4.6 mi · 8 min · Los Berros Road
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29
At the end of the road, turn left onto Valley Road
1890 ft · 40 sec · Valley Road
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30
Turn right onto Cienaga Street
1.7 mi · 3 min · Cienaga Street
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31
Continue on Front Street
118 m · 11 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 San Diego and Oceano.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Ventura Freeway
Merge slight right onto Ventura Freeway
46.9 mi · 00h 54m
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.
Partly Sunny leaving San Diego and Sunny near Oceano.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Diego to Oceano?
The road trip is about 297.3 miles (478.5 km) and usually takes 06h 00m 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?
Calabasas is a useful midpoint, sitting about 148.6 miles from San Diego and 148.7 miles from Oceano.
How much longer is the road route than the straight-line distance?
The direct path is about 257.2 miles (414 km), while the road route adds roughly 40.1 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 $60.52 one way or $121.03 round trip. Estimated CO2 is about 93.2 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around San Diego and Sunny near Oceano.
Stop Ideas Near Calabasas
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
The Beverly Hilton
City of Beverly Hills Parking Lot
Calabasas City Hall
City of Los Angeles
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Calabasas.
Chatsworth station
Simi Valley
Van Nuys station
Westwood-UCLA, CA
Flight Path Map
This map shows the direct air route between San Diego and Oceano. Straight-line distance: 257.26 mi (414.02 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 Oceano
Census-designated place in San Luis Obispo County, California
| Population | 7,286 |
| Coordinates | 35.0988600, -120.6123900 |
| Altitude | 9 |
| Country | United States |
End: Oceano (-120.61239, 35.09886)
Estimated Travel Time
Distance: 479 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 54m |
| 40 mph (64.37 km/h) | 07h 26m |
| 50 mph (80.47 km/h) | 05h 56m |
| 60 mph (96.56 km/h) | 04h 57m |
| 70 mph (112.65 km/h) | 04h 14m |
| 80 mph (129 km/h) | 03h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $60.52 | $121.03 |
| Mid-grade | $6.07 | $63.63 | $127.26 |
| Premium | $6.24 | $65.49 | $130.98 |
| Diesel | $7.57 | $79.38 | $158.76 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.