How far is Fontana, CA from Greenfield, CA?
The driving distance from Fontana, CA to Greenfield, CA is about 148.6 miles (239.2 km), with a travel time of about 02h 53m by car.
- The straight-line flight distance is about 120.6 miles (194.1 km).
- For a round trip, plan for roughly 05h 47m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 53m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
The second most populous city in Los Angeles County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Fontana and Greenfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between Fontana and Greenfield.
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1
Start on Merrill Avenue
63 m · 6 sec · Merrill Avenue
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2
Turn right onto Sierra Avenue
3 mi · 5 min · Sierra Avenue
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3
Take the ramp slight right toward CA 210 West
1784 ft · 45 sec
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4
Merge slight left onto Foothill Freeway
14.8 mi · 17 min · Foothill Freeway
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5
Keep slight right to continue on Foothill Freeway
1.2 mi · 1 min · Foothill Freeway
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6
Keep slight right to continue on Foothill Freeway
2.4 mi · 3 min · Foothill Freeway
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7
Keep slight right to continue on Foothill Freeway
1.4 mi · 2 min · Foothill Freeway
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8
Keep slight right to continue on Foothill Freeway
1.8 mi · 2 min · Foothill Freeway
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9
Keep slight right to continue on Foothill Freeway
20 mi · 23 min · Foothill Freeway
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10
Keep slight right to continue on Foothill Freeway
25.6 mi · 30 min · Foothill Freeway
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11
Keep slight right
686 ft · 9 sec
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12
Merge slight right
1.6 km · 1 min
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13
Keep slight left
36.1 mi · 42 min
-
14
Keep slight left to continue on Golden State Freeway
22.3 mi · 25 min · Golden State Freeway
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15
Keep slight left to continue on Golden State Freeway
11.5 mi · 12 min · Golden State Freeway
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16
Take the exit slight right toward Union Anenue, Greenfield
1914 ft · 25 sec
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17
Continue on South Union Avenue
6.6 mi · 9 min · South Union Avenue
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18
Turn right
11 m · 3 sec
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19
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Fontana and Greenfield.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Foothill Freeway
Keep slight left
36.1 mi · 00h 42m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Clear leaving Fontana and Clear near Greenfield.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Fontana to Greenfield?
The road trip is about 148.6 miles (239.2 km) and usually takes 02h 53m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Santa Clarita is a useful midpoint, sitting about 74.3 miles from Fontana and 74.3 miles from Greenfield.
How much longer is the road route than the straight-line distance?
The direct path is about 120.6 miles (194.1 km), while the road route adds roughly 28 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 12:42 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $30.23 one way or $60.46 round trip. Estimated CO2 is about 46.6 kg one way.
What should you check before leaving?
Before you leave, expect Clear around Fontana and Clear near Greenfield.
Stop Ideas Near Santa Clarita
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 Santa Clarita.
Santa Clarita-Newhall, California
Chatsworth station
Simi Valley
Van Nuys station
Flight Path Map
This map shows the direct air route between Fontana and Greenfield. Straight-line distance: 120.6 mi (194.08 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 Greenfield
City in Monterey County, California, United States
| Population | 17,644 |
| Coordinates | 35.2688500, -119.0028800 |
| Altitude | 107 |
| Country | United States |
End: Greenfield (-119.00288, 35.26885)
Estimated Travel Time
Distance: 239 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 57m |
| 40 mph (64.37 km/h) | 03h 42m |
| 50 mph (80.47 km/h) | 02h 58m |
| 60 mph (96.56 km/h) | 02h 28m |
| 70 mph (112.65 km/h) | 02h 07m |
| 80 mph (129 km/h) | 01h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $30.23 | $60.46 |
| Mid-grade | $6.07 | $31.79 | $63.57 |
| Premium | $6.24 | $32.71 | $65.43 |
| Diesel | $7.57 | $39.65 | $79.30 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.