How far is Fontana, CA from King City, CA?

The driving distance from Fontana, CA to King City, CA is about 302.6 miles (487 km), with a travel time of about 05h 51m by car.

  • The straight-line flight distance is about 254.8 miles (410.1 km).
  • For a round trip, plan for roughly 11h 42m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
302.63 mi
05h 51m
Flight
254.81 mi
410.07 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Fontana.

Flight Distance

Direct air line
254.81 mi
Kilometers
410.07 km
Flight Time
00h 30m

Driving Distance

Road route
302.63 mi
Kilometers
487.03 km
Drive Time
05h 51m

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 51m.

Arrival Snapshot
Arrive in King City
Thu, Apr 16, 5:38 AM PDT
Return by in Fontana
Thu, Apr 16, 11:29 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fontana
2026-04-15T23:47
Arrive King City
Thu, Apr 16, 5:38 AM PDT
Route Timing
05h 51m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
11:51 AM to 1:51 PM PDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
5:18 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Fontana
9:00 PM PDT
Early departure recommended

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.

Mid-route stop
Greenfield
CA

City in Monterey County, California, United States

From Fontana
151.2 mi
02h 55m
To King City
151.4 mi
02h 55m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
51°F
Overnight

Clear

Starts
Wed, Apr 15 4:00 AM PDT
Wind
0 mph
Destination
66°F
Today

Mostly Sunny

Starts
Wed, Apr 15 9:00 AM PDT
Wind
5 to 10 mph NW

Driving Route Map

The map below follows the saved road route between Fontana and King City.

Turn-by-Turn Driving Directions

Step-by-step road directions between Fontana and King City.

  1. 1

    Start on Merrill Avenue

    63 m · 6 sec · Merrill Avenue

  2. 2

    Turn right onto Sierra Avenue

    3 mi · 5 min · Sierra Avenue

  3. 3

    Take the ramp slight right toward CA 210 West

    1784 ft · 45 sec

  4. 4

    Merge slight left onto Foothill Freeway

    14.8 mi · 17 min · Foothill Freeway

  5. 5

    Keep slight right to continue on Foothill Freeway

    1.2 mi · 1 min · Foothill Freeway

  6. 6

    Keep slight right to continue on Foothill Freeway

    2.4 mi · 3 min · Foothill Freeway

  7. 7

    Keep slight right to continue on Foothill Freeway

    1.4 mi · 2 min · Foothill Freeway

  8. 8

    Keep slight right to continue on Foothill Freeway

    1.8 mi · 2 min · Foothill Freeway

  9. 9

    Keep slight right to continue on Foothill Freeway

    20 mi · 23 min · Foothill Freeway

  10. 10

    Keep slight right to continue on Foothill Freeway

    25.6 mi · 30 min · Foothill Freeway

  11. 11

    Keep slight right

    686 ft · 9 sec

  12. 12

    Merge slight right

    1.6 km · 1 min

  13. 13

    Keep slight left

    36.1 mi · 42 min

  14. 14

    Keep slight left to continue on Golden State Freeway

    22.3 mi · 25 min · Golden State Freeway

  15. 15

    Keep slight right to continue on Westside Freeway

    57.7 mi · 1 hr 2 min · Westside Freeway

  16. 16

    Take the exit slight right toward CA 46: Lost Hills, Paso Robles

    1799 ft · 28 sec

  17. 17

    Turn left onto Paso Robles Highway

    2.6 mi · 4 min · Paso Robles Highway

  18. 18

    Continue straight

    1539 ft · 20 sec

  19. 19

    Merge slight left onto Paso Robles Highway

    29.7 mi · 35 min · Paso Robles Highway

  20. 20

    Continue on Antelope Road

    6.8 mi · 9 min · Antelope Road

  21. 21

    Keep slight right

    24.4 mi · 29 min

  22. 22

    Take the exit right

    1183 ft · 29 sec

  23. 23

    Merge slight left onto El Camino Real

    48.9 mi · 56 min · El Camino Real

  24. 24

    Take the exit slight right toward CR G15, US 101 BUS: King City, First Street

    1320 ft · 35 sec

  25. 25

    Turn right onto South First Street

    1.2 km · 2 min · South First Street

  26. 26

    Turn left onto Division Street

    1059 ft · 38 sec · Division Street

  27. 27

    Turn right onto South Third Street

    1609 ft · 59 sec · South Third Street

  28. 28

    Arrive at your destination

    0 m · 1 sec · South Third Street

Car Route Details

A richer read on the saved driving route between Fontana and King City.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
28 steps
5 turns on the saved route
Ramps & Exits
8
4 merges, 4 ramps or exits
Navigation Density
9.3 / 100 mi
Decision points by distance
Main Roads
Foothill Freeway
104 mi · 35%
Westside Freeway
57.7 mi · 19%
El Camino Real
48.9 mi · 16%
Paso Robles Highway
32.6 mi · 11%
Antelope Road
31.4 mi · 10%
Golden State Freeway
22.3 mi · 7%
Longest Stretch

Westside Freeway

Keep slight right to continue on Westside Freeway

57.7 mi · 01h 02m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
05h 51m
Long day trip
Same-Day Return
11h 42m
Round-trip wheel time
Road vs Air
+47.8 mi
254.8 mi direct line
Halfway Stop
Greenfield
02h 55m from Fontana
Leave By
5:18 AM PDT
Early departure recommended
Weather Watch

Clear leaving Fontana and Mostly Sunny near King City.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fontana to King City?

The road trip is about 302.6 miles (487 km) and usually takes 05h 51m 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 151.2 miles from Fontana and 151.4 miles from King City.

How much longer is the road route than the straight-line distance?

The direct path is about 254.8 miles (410.1 km), while the road route adds roughly 47.8 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 6:00 AM to 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 5:18 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $61.61 one way or $123.23 round trip. Estimated CO2 is about 94.9 kg one way.

What should you check before leaving?

Before you leave, expect Clear around Fontana and Mostly Sunny near King City.

Stop Ideas Near Greenfield

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Greenfield, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Greenfield.

RAIL

Bakersfield

12 mi away
601 Truxtun Ave
RAIL

Wasco station

47 mi away
700 G Street
BUS

Tehachapi, California

52 mi away
Westside of Mullbery Street
BUS

Mojave, California

79 mi away
15900 Sierra Highway

Flight Path Map

This map shows the direct air route between Fontana and King City. Straight-line distance: 254.81 mi (410.07 km).

Fontana

#1 Fontana

The second most populous city in San Bernardino County, California.

Population216,173
Coordinates34.0922300, -117.4350500
Altitude377
CountryUnited States
King City

#2 King City

City in California, named after its founder, Charles King

Population14,077
Coordinates36.2127400, -121.1260300
Altitude102
CountryUnited States
Start: Fontana (-117.43505, 34.09223)
End: King City (-121.12603, 36.21274)

Estimated Travel Time

Distance: 487 km by road

SpeedTime
30 mph (48.3 km/h)10h 05m
40 mph (64.37 km/h)07h 33m
50 mph (80.47 km/h)06h 03m
60 mph (96.56 km/h)05h 02m
70 mph (112.65 km/h)04h 19m
80 mph (129 km/h)03h 46m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.68 gal
40.42 L · about $61.61
Round trip
$123.23
21.36 gal · 80.84 L
Estimated CO2
94.9 kg one way
Round trip: 189.8 kg / 418 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $61.61 $123.23
Mid-grade $6.07 $64.78 $129.57
Premium $6.24 $66.68 $133.35
Diesel $7.57 $80.82 $161.63

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

There is no time difference between Fontana and King City. The current time is 23:47:43.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.