How far is Rancho Cucamonga, CA from Rialto, CA?
The driving distance from Rancho Cucamonga, CA to Rialto, CA is about 17.1 miles (27.6 km), with a travel time of about 00h 24m by car.
- The straight-line flight distance is about 12.7 miles (20.5 km).
- For a round trip, plan for roughly 00h 49m 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 24m.
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 second most populous city in San Bernardino County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Rancho Cucamonga and Rialto.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rancho Cucamonga and Rialto.
-
1
Start on the route
41 m · 13 sec
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2
Turn uturn onto Archibald Avenue
83 m · 16 sec · Archibald Avenue
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3
Turn right onto Foothill Boulevard
12.8 mi · 21 min · Foothill Boulevard
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4
Turn right onto North Riverside Avenue
936 ft · 21 sec · North Riverside Avenue
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5
Continue on North Riverside Avenue
874 ft · 22 sec · North Riverside Avenue
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6
Arrive at your destination
0 m · 1 sec · North Riverside Avenue
Car Route Details
A richer read on the saved driving route between Rancho Cucamonga and Rialto.
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
12.8 mi · 00h 21m
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.
Sunny leaving Rancho Cucamonga and Sunny near Rialto.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rancho Cucamonga to Rialto?
The road trip is about 17.1 miles (27.6 km) and usually takes 00h 24m 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?
Fontana is a useful midpoint, sitting about 6.6 miles from Rancho Cucamonga and 10.5 miles from Rialto.
How much longer is the road route than the straight-line distance?
The direct path is about 12.7 miles (20.5 km), while the road route adds roughly 4.4 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 7:40 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.76 one way or $7.51 round trip. Estimated CO2 is about 5.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Rancho Cucamonga and Sunny near Rialto.
Stop Ideas Near Fontana
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Hilton Garden Inn Fontana
City Hall
Chino City Hall
Jurupa Valley City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Fontana.
San Bernardino Santa Fe Depot
Riverside–Downtown
Ontario
Moreno Valley, California
Flight Path Map
This map shows the direct air route between Rancho Cucamonga and Rialto. Straight-line distance: 12.74 mi (20.51 km).
#1 Rancho Cucamonga
The sixth most populous city in San Bernardino County, California.
| Population | 178,849 |
| Coordinates | 34.1064000, -117.5931100 |
| Altitude | 368 |
| Country | United States |
#2 Rialto
The most populous city in San Bernardino County, California.
| Population | 104,132 |
| Coordinates | 34.1064000, -117.3703200 |
| Altitude | 383 |
| Country | United States |
End: North Riverside Avenue (-117.370286, 34.1064)
Estimated Travel Time
Distance: 28 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 34m |
| 40 mph (64.37 km/h) | 00h 25m |
| 50 mph (80.47 km/h) | 00h 20m |
| 60 mph (96.56 km/h) | 00h 17m |
| 70 mph (112.65 km/h) | 00h 14m |
| 80 mph (129 km/h) | 00h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $6.26 | $3.76 | $7.51 |
| Mid-grade | $6.50 | $3.90 | $7.80 |
| Premium | $6.69 | $4.01 | $8.03 |
| Diesel | $8.41 | $5.05 | $10.10 |
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 · Oct 15, 2026