Driving
San Luis Obispo to Fontana
Updated: 28 May 2026
The journey from San Luis Obispo to Fontana covers approximately 420 kilometers. The most direct route involves taking US-101 South to I-10 East, bypassing the dense traffic of central Los Angeles. This drive typically takes 5 to 6 hours depending on traffic conditions. You will travel through the scenic coastal regions before heading into the Inland Empire. Fontana is a major logistics hub, so expect heavy truck traffic as you approach your destination.
Total Distance: 420 km driving, 380 km air distance.
Fastest Way
Driving via the I-210 bypass is the fastest, taking 5.5 hours.
Cheapest Way
Driving your own vehicle is the most cost-effective method.
Compare San Luis Obispo to Fontana Routes
Driving
Direct
Duration
5.5 hours
Avg Price
$60-$80 in fuel
Operator
Personal Vehicle
Route
US-101 S to CA-126 E to I-5 S to I-10 E.
Use the I-210 E to bypass downtown LA traffic.
Travel Tips
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Traffic TimingAvoid the 4 PM to 7 PM rush hour in the Inland Empire.
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Fuel StopsFill up in Ventura to avoid higher prices near LA.
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Route PlanningCheck for construction on I-10.
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Rest StopsSanta Clarita is a good place for a meal break.
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Weather PrepExpect significantly higher temperatures in Fontana.
Safety Tips
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Road SafetyWatch for heavy truck traffic on I-10.
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Vehicle CheckCheck tire pressure before the long drive.
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Emergency KitKeep water and snacks in your car.
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Night DrivingStay alert for road debris on major highways.
People Also Ask
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Is there a train?No direct train; driving is the only practical option.
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How long is the drive?Usually 5.5 hours.
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Are there tolls?No, the route is toll-free.
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Is it safe?Yes, standard highway safety applies.
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Best time to leave?Early morning.
Quick Info
- From San Luis Obispo, California, United States
- To Fontana, California, United States
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Modes
Best Time to Travel
Spring or Fall to avoid the intense summer heat of the Inland Empire.
Things to Do in Fontana
1
Auto Club Speedway
A famous NASCAR track hosting major racing events.
2
Jurupa Mountains Discovery Center
Features a museum and beautiful botanical gardens.
3
Fontana Park
A large community park with sports facilities and a pool.
4
Mary Vagle Nature Center
Offers walking trails and educational exhibits on local wildlife.
Tags
San Luis Obispo to Fontana
driving to Fontana
US-101 to I-10 route
Southern California road trip
SLO travel guide
Fontana transport
best route to Fontana
California highway travel
