How far is Fontana, CA from San Bernardino, CA?
The driving distance from Fontana, CA to San Bernardino, CA is about 13.6 miles (21.9 km), with a travel time of about 00h 20m by car.
- The straight-line flight distance is about 8.4 miles (13.5 km).
- For a round trip, plan for roughly 00h 40m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM PDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 20m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
The most populous city in San Bernardino County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Fog then Mostly Sunny
Patchy Fog then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Fontana and San Bernardino.
Turn-by-Turn Driving Directions
Step-by-step road directions between Fontana and San Bernardino.
-
1
Start on Merrill Avenue
63 m · 6 sec · Merrill Avenue
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2
Turn right onto Sierra Avenue
1.6 km · 2 min · Sierra Avenue
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3
Turn right onto Foothill Boulevard
6 mi · 10 min · Foothill Boulevard
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4
Continue on West 5th Street
2.4 mi · 4 min · West 5th Street
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5
Arrive at your destination
0 m · 1 sec · West 5th Street
Car Route Details
A richer read on the saved driving route between Fontana and San Bernardino.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Foothill Boulevard
Turn right onto Foothill Boulevard
6 mi · 00h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Patchy Fog then Mostly Sunny leaving Fontana and Patchy Fog then Mostly Sunny near San Bernardino.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Fontana to San Bernardino?
The road trip is about 13.6 miles (21.9 km) and usually takes 00h 20m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Rialto is a useful midpoint, sitting about 4.7 miles from Fontana and 8.9 miles from San Bernardino.
How much longer is the road route than the straight-line distance?
The direct path is about 8.4 miles (13.5 km), while the road route adds roughly 5.2 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 7:00 AM to 7:00 PM PDT. If you want a more comfortable same-day return, try to leave by 7:50 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.77 one way or $5.54 round trip. Estimated CO2 is about 4.3 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Fog then Mostly Sunny around Fontana and Patchy Fog then Mostly Sunny near San Bernardino.
Stop Ideas Near Rialto
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Bear Springs Hotel
City Hall
San Bernardino County Land Use
Cucamonga Sign Shop LLC
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Rialto.
San Bernardino Santa Fe Depot
Riverside–Downtown
Moreno Valley, California
Ontario
Flight Path Map
This map shows the direct air route between Fontana and San Bernardino. Straight-line distance: 8.39 mi (13.5 km).
#1 Fontana
The second most populous city in San Bernardino County, California.
| Population | 216,173 |
| Coordinates | 34.0922300, -117.4350500 |
| Altitude | 377 |
| 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: 22 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 27m |
| 40 mph (64.37 km/h) | 00h 20m |
| 50 mph (80.47 km/h) | 00h 16m |
| 60 mph (96.56 km/h) | 00h 13m |
| 70 mph (112.65 km/h) | 00h 11m |
| 80 mph (129 km/h) | 00h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $2.77 | $5.54 |
| Mid-grade | $6.07 | $2.91 | $5.82 |
| Premium | $6.24 | $3.00 | $5.99 |
| Diesel | $7.57 | $3.63 | $7.26 |
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 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.