How far is Rancho Cucamonga, CA from Placentia, CA?
The driving distance from Rancho Cucamonga, CA to Placentia, CA is about 29.5 miles (47.4 km), with a travel time of about 00h 40m by car.
- The straight-line flight distance is about 22.7 miles (36.5 km).
- For a round trip, plan for roughly 01h 20m 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 40m.
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.
A city in Los Angeles County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Rancho Cucamonga and Placentia.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rancho Cucamonga and Placentia.
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1
Start on the route
56 m · 16 sec
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2
At the end of the road, turn right
27 m · 12 sec
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3
Turn left onto Archibald Avenue
1.6 km · 2 min · Archibald Avenue
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4
Turn right onto 8th Street
3.3 mi · 6 min · 8th Street
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5
Turn left onto South Euclid Avenue
1527 ft · 28 sec · South Euclid Avenue
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6
Take the ramp slight right toward I 10 West: Los Angeles
1400 ft · 36 sec
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7
Merge slight left onto San Bernardino Freeway
1.6 km · 1 min · San Bernardino Freeway
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8
Take the exit slight left
86 m · 7 sec
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9
Merge slight left onto I-10 Metro ExpressLanes
1.4 mi · 2 min · I-10 Metro ExpressLanes
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10
Merge slight right onto San Bernardino Freeway
1.2 mi · 1 min · San Bernardino Freeway
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11
Keep slight right to continue on San Bernardino Freeway
1.4 km · 1 min · San Bernardino Freeway
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12
Keep slight right to continue on San Bernardino Freeway
1.3 mi · 2 min · San Bernardino Freeway
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13
Keep slight right to continue on San Bernardino Freeway
1.9 mi · 2 min · San Bernardino Freeway
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14
Keep slight right to continue on San Bernardino Freeway
1.3 km · 55 sec · San Bernardino Freeway
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15
Take the exit slight right toward CA 57: Santa Ana
1086 ft · 27 sec
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16
Keep slight left to continue on CA 57 South: Santa Ana
1.5 km · 2 min
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17
Merge slight left onto Orange Freeway
2.9 mi · 3 min · Orange Freeway
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18
Merge slight left onto Pomona Freeway
1.3 mi · 1 min · Pomona Freeway
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19
Keep slight right to continue on Orange Freeway
123 m · 5 sec · Orange Freeway
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20
Keep slight left to continue on Orange Freeway
1.3 km · 57 sec · Orange Freeway
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21
Keep slight right to continue on Orange Freeway
1.5 mi · 2 min · Orange Freeway
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22
Keep slight right to continue on Orange Freeway
7.2 mi · 8 min · Orange Freeway
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23
Take the exit slight right toward Fullerton, Nutwood Avenue, Chapman Avenue
1336 ft · 35 sec
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24
Continue on CA 57 South: Santa Ana, Chapman Avenue
76 m · 6 sec
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25
Keep slight right
1155 ft · 30 sec
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26
Turn left onto East Chapman Avenue
1 km · 2 min · East Chapman Avenue
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27
Turn left onto North Bradford Avenue
13 m · 1 sec · North Bradford Avenue
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28
Arrive at your destination
0 m · 1 sec · North Bradford Avenue
Car Route Details
A richer read on the saved driving route between Rancho Cucamonga and Placentia.
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.
Orange Freeway
Keep slight right to continue on Orange Freeway
7.23 mi · 00h 08m
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 Placentia.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rancho Cucamonga to Placentia?
The road trip is about 29.5 miles (47.4 km) and usually takes 00h 40m 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?
Diamond Bar is a useful midpoint, sitting about 14.7 miles from Rancho Cucamonga and 14.7 miles from Placentia.
How much longer is the road route than the straight-line distance?
The direct path is about 22.7 miles (36.5 km), while the road route adds roughly 6.8 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 7:10 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.51 one way or $13.02 round trip. Estimated CO2 is about 9.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Rancho Cucamonga and Sunny near Placentia.
Stop Ideas Near Diamond Bar
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Your Home Away From Home
Embassy Suites by Hilton Brea North Orange County
City of South El Monte City Hall
Chino City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Diamond Bar.
Pomona station
Claremont, California
Ontario
Fullerton Transportation Center
Flight Path Map
This map shows the direct air route between Rancho Cucamonga and Placentia. Straight-line distance: 22.67 mi (36.49 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 Placentia
A city in Orange County, California.
| Population | 51,519 |
| Coordinates | 33.8722400, -117.8703400 |
| Altitude | 83 |
| Country | United States |
End: Placentia (-117.87034, 33.87224)
Estimated Travel Time
Distance: 47 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 58m |
| 40 mph (64.37 km/h) | 00h 44m |
| 50 mph (80.47 km/h) | 00h 35m |
| 60 mph (96.56 km/h) | 00h 29m |
| 70 mph (112.65 km/h) | 00h 25m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $6.26 | $6.51 | $13.02 |
| Mid-grade | $6.50 | $6.76 | $13.52 |
| Premium | $6.69 | $6.96 | $13.91 |
| Diesel | $8.41 | $8.75 | $17.50 |
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