How far is Oakley, CA from San Bernardino, CA?
The driving distance from Oakley, CA to San Bernardino, CA is about 409.7 miles (659.4 km), with a travel time of about 06h 55m by car.
- The straight-line flight distance is about 364.9 miles (587.3 km).
- For a round trip, plan for roughly 13h 50m 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 55m.
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.
Census-designated place in Kern County, California
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Oakley and San Bernardino.
Turn-by-Turn Driving Directions
Step-by-step road directions between Oakley and San Bernardino.
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1
Start on the route
37 m · 14 sec
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2
Turn left onto Acme Street
60 m · 16 sec · Acme Street
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3
Turn left onto 3rd Street
35 m · 12 sec · 3rd Street
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4
Turn right onto Main Street
2.4 mi · 4 min · Main Street
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5
Continue on Brentwood Boulevard
6.4 mi · 10 min · Brentwood Boulevard
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6
Continue on Byron Highway
1.4 mi · 2 min · Byron Highway
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7
Turn right onto Byron Highway
6.7 mi · 10 min · Byron Highway
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8
Continue on Byron-Bethany Road
1.5 mi · 2 min · Byron-Bethany Road
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9
Continue on Byron Road
1.8 mi · 3 min · Byron Road
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10
Turn right onto Mountain House Parkway
2.7 mi · 5 min · Mountain House Parkway
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11
Continue on International Parkway
1 mi · 2 min · International Parkway
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12
Continue on Mountain House Parkway
1.2 km · 1 min · Mountain House Parkway
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13
Take the ramp left
1227 ft · 30 sec
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14
Merge slight left onto William Elton Brown Freeway
8.1 mi · 9 min · William Elton Brown Freeway
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15
Keep slight left to continue on William Elton Brown Freeway
5.9 mi · 6 min · William Elton Brown Freeway
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16
Merge slight left onto Westside Freeway
224.4 mi · 4 hr · Westside Freeway
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17
Keep slight right
58.4 mi · 1 hr 7 min
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18
Keep slight left to continue on Golden State Freeway
2 mi · 2 min · Golden State Freeway
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19
Take the exit slight right toward I 210 East: Pasadena
1347 ft · 18 sec
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20
Continue on Foothill Freeway
24.4 mi · 28 min · Foothill Freeway
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21
Keep slight right to continue on Foothill Freeway
19.1 mi · 22 min · Foothill Freeway
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22
Keep slight right to continue on Foothill Freeway
2.9 mi · 3 min · Foothill Freeway
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23
Keep slight right to continue on Foothill Freeway
1.4 mi · 2 min · Foothill Freeway
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24
Keep slight right to continue on Foothill Freeway
1.2 mi · 1 min · Foothill Freeway
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25
Keep slight right to continue on Foothill Freeway
1.8 mi · 2 min · Foothill Freeway
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26
Keep slight right to continue on Foothill Freeway
22.8 mi · 26 min · Foothill Freeway
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27
Take the exit slight right toward I 215: Barstow, Riverside
1209 ft · 29 sec
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28
Keep slight right to continue on I 215 South: Riverside
3196 ft · 1 min
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29
Merge slight left onto Barstow Freeway
1033 ft · 14 sec · Barstow Freeway
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30
Continue on San Bernardino Freeway
1.8 mi · 2 min · San Bernardino Freeway
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31
Take the exit slight right toward CA 66 West: 5th Street, Civic Center
1873 ft · 53 sec
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32
Turn left onto West 5th Street
1.2 km · 2 min · West 5th Street
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33
Arrive at your destination
0 m · 1 sec · West 5th Street
Car Route Details
A richer read on the saved driving route between Oakley and San Bernardino.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Westside Freeway
Merge slight left onto Westside Freeway
224 mi · 04h 00m
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 Oakley and Sunny near San Bernardino.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Oakley to San Bernardino?
The road trip is about 409.7 miles (659.4 km) and usually takes 06h 55m 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?
Lost Hills is a useful midpoint, sitting about 200.9 miles from Oakley and 208.9 miles from San Bernardino.
How much longer is the road route than the straight-line distance?
The direct path is about 364.9 miles (587.3 km), while the road route adds roughly 44.8 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 $83.42 one way or $166.84 round trip. Estimated CO2 is about 128.5 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Oakley and Sunny near San Bernardino.
Stop Ideas Near Lost Hills
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 Lost Hills.
Wasco station
Kettleman City, California
Corcoran station
Bakersfield
Flight Path Map
This map shows the direct air route between Oakley and San Bernardino. Straight-line distance: 364.92 mi (587.29 km).
#1 Oakley
A city in Contra Costa County, California.
| Population | 42,710 |
| Coordinates | 37.9974200, -121.7124500 |
| Altitude | 6 |
| Country | United States |
#2 San Bernardino
The second most populous city in San Bernardino County, California.
| Population | 217,491 |
| Coordinates | 34.1083400, -117.2897700 |
| Altitude | 321 |
| Country | United States |
End: West 5th Street (-117.289794, 34.108326)
Estimated Travel Time
Distance: 659 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 39m |
| 40 mph (64.37 km/h) | 10h 14m |
| 50 mph (80.47 km/h) | 08h 11m |
| 60 mph (96.56 km/h) | 06h 49m |
| 70 mph (112.65 km/h) | 05h 51m |
| 80 mph (129 km/h) | 05h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $83.42 | $166.84 |
| Mid-grade | $6.07 | $87.71 | $175.43 |
| Premium | $6.24 | $90.27 | $180.55 |
| Diesel | $7.57 | $109.42 | $218.84 |
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 · May 20, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.