How far is Paso Robles, CA from Fontana, CA?
The driving distance from Paso Robles, CA to Fontana, CA is about 253.1 miles (407.3 km), with a travel time of about 04h 52m by car.
- The straight-line flight distance is about 212.9 miles (342.6 km).
- For a round trip, plan for roughly 09h 45m 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 52m.
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.
City in California, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Paso Robles and Fontana.
Turn-by-Turn Driving Directions
Step-by-step road directions between Paso Robles and Fontana.
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1
Start on 12th Street
35 m · 9 sec · 12th Street
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2
Turn right onto Spring Street
1.4 km · 2 min · Spring Street
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3
Turn right onto 24th Street
2599 ft · 56 sec · 24th Street
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4
Continue straight
24.5 mi · 29 min
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5
Merge slight left
1.4 mi · 2 min
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6
Turn slight right
149 m · 6 sec
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7
Keep slight left to continue on Antelope Road
5.3 mi · 7 min · Antelope Road
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8
Continue on Paso Robles Highway
32.3 mi · 39 min · Paso Robles Highway
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9
Take the exit slight right
2047 ft · 25 sec
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10
Merge slight left onto Westside Freeway
56.8 mi · 1 hr 1 min · Westside Freeway
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11
Keep slight right
58.4 mi · 1 hr 7 min
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12
Keep slight left to continue on Golden State Freeway
2 mi · 2 min · Golden State Freeway
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13
Take the exit slight right toward I 210 East: Pasadena
1347 ft · 18 sec
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14
Continue on Foothill Freeway
24.4 mi · 28 min · Foothill Freeway
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15
Keep slight right to continue on Foothill Freeway
19.1 mi · 22 min · Foothill Freeway
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16
Keep slight right to continue on Foothill Freeway
2.9 mi · 3 min · Foothill Freeway
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17
Keep slight right to continue on Foothill Freeway
1.4 mi · 2 min · Foothill Freeway
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18
Keep slight right to continue on Foothill Freeway
1.2 mi · 1 min · Foothill Freeway
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19
Keep slight right to continue on Foothill Freeway
1.8 mi · 2 min · Foothill Freeway
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20
Keep slight right to continue on Foothill Freeway
16.1 mi · 19 min · Foothill Freeway
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21
Take the exit slight right toward Sierra Avenue
1796 ft · 46 sec
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22
Turn right onto Sierra Avenue
3 mi · 5 min · Sierra Avenue
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23
Turn left onto Merrill Avenue
63 m · 4 sec · Merrill Avenue
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24
Arrive at your destination
0 m · 1 sec · Merrill Avenue
Car Route Details
A richer read on the saved driving route between Paso Robles and Fontana.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Westside Freeway
Keep slight right
58.3 mi · 01h 07m
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.
Sunny leaving Paso Robles and Mostly Sunny near Fontana.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Paso Robles to Fontana?
The road trip is about 253.1 miles (407.3 km) and usually takes 04h 52m 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?
Lebec is a useful midpoint, sitting about 126.4 miles from Paso Robles and 126.6 miles from Fontana.
How much longer is the road route than the straight-line distance?
The direct path is about 212.9 miles (342.6 km), while the road route adds roughly 40.2 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 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 7:14 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $51.52 one way or $103.03 round trip. Estimated CO2 is about 79.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Paso Robles and Mostly Sunny near Fontana.
Stop Ideas Near Lebec
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 Lebec.
Fillmore, California
Tehachapi, California
Santa Paula, California
Santa Clarita-Newhall, California
Flight Path Map
This map shows the direct air route between Paso Robles and Fontana. Straight-line distance: 212.86 mi (342.56 km).
#1 Paso Robles
City in San Luis Obispo County, California, United States
| Population | 27,157 |
| Coordinates | 35.6266400, -120.6910000 |
| Altitude | 223 |
| Country | United States |
#2 Fontana
The second most populous city in San Bernardino County, California.
| Population | 216,173 |
| Coordinates | 34.0922300, -117.4350500 |
| Altitude | 377 |
| Country | United States |
End: Fontana (-117.43505, 34.09223)
Estimated Travel Time
Distance: 407 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 25m |
| 40 mph (64.37 km/h) | 06h 19m |
| 50 mph (80.47 km/h) | 05h 03m |
| 60 mph (96.56 km/h) | 04h 13m |
| 70 mph (112.65 km/h) | 03h 36m |
| 80 mph (129 km/h) | 03h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $51.52 | $103.03 |
| Mid-grade | $6.07 | $54.17 | $108.34 |
| Premium | $6.24 | $55.75 | $111.50 |
| Diesel | $7.57 | $67.57 | $135.15 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.