How far is Barstow, CA from Fontana, CA?
The driving distance from Barstow, CA to Fontana, CA is about 275.6 miles (443.6 km), with a travel time of about 05h 15m by car.
- The straight-line flight distance is about 236.1 miles (380 km).
- For a round trip, plan for roughly 10h 31m 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 05h 15m.
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 Monterey County, California, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Barstow and Fontana.
Turn-by-Turn Driving Directions
Step-by-step road directions between Barstow and Fontana.
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1
Start on West Barstow Avenue
46 m · 12 sec · West Barstow Avenue
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2
Turn left onto North Dickenson Avenue
2638 ft · 1 min · North Dickenson Avenue
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3
Turn left onto West Shaw Avenue
4.1 mi · 9 min · West Shaw Avenue
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4
Turn straight onto West Shaw Avenue
2728 ft · 1 min · West Shaw Avenue
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5
Take the ramp right
1691 ft · 41 sec
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6
Merge slight left
7.4 mi · 8 min
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7
Keep slight left
41 mi · 44 min
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8
Keep slight left to continue on Golden State Highway
58.6 mi · 1 hr 3 min · Golden State Highway
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9
Continue on Golden State Freeway
5.2 mi · 6 min · Golden State Freeway
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10
Keep slight left to continue on Golden State Freeway
27.4 mi · 30 min · Golden State Freeway
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11
Keep slight left to continue on Golden State Freeway
58.2 mi · 1 hr 7 min · Golden State Freeway
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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 Barstow 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.
Golden State Highway
Keep slight left to continue on Golden State Highway
58.6 mi · 01h 03m
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 Sunny leaving Barstow and Sunny near Fontana.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Barstow to Fontana?
The road trip is about 275.6 miles (443.6 km) and usually takes 05h 15m 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?
Greenfield is a useful midpoint, sitting about 137.9 miles from Barstow and 137.8 miles from Fontana.
How much longer is the road route than the straight-line distance?
The direct path is about 236.1 miles (380 km), while the road route adds roughly 39.5 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 6:28 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.13 one way or $112.26 round trip. Estimated CO2 is about 86.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Barstow and Sunny near Fontana.
Stop Ideas Near Greenfield
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 Greenfield.
Bakersfield
Wasco station
Tehachapi, California
Mojave, California
Flight Path Map
This map shows the direct air route between Barstow and Fontana. Straight-line distance: 236.09 mi (379.95 km).
#1 Barstow
City in San Bernardino County, California, United States
| Population | 23,581 |
| Coordinates | 36.8152200, -119.9698800 |
| Altitude | 84 |
| 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: 444 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 11m |
| 40 mph (64.37 km/h) | 06h 53m |
| 50 mph (80.47 km/h) | 05h 30m |
| 60 mph (96.56 km/h) | 04h 35m |
| 70 mph (112.65 km/h) | 03h 56m |
| 80 mph (129 km/h) | 03h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $56.13 | $112.26 |
| Mid-grade | $6.07 | $59.02 | $118.04 |
| Premium | $6.24 | $60.74 | $121.49 |
| Diesel | $7.57 | $73.63 | $147.25 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.