How far is Fontana, CA from Alamo, CA?

The driving distance from Fontana, CA to Alamo, CA is about 405.3 miles (652.2 km), with a travel time of about 07h 30m by car.

  • The straight-line flight distance is about 365.3 miles (587.9 km).
  • For a round trip, plan for roughly 15h 00m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
405.24 mi
07h 30m
Flight
365.27 mi
587.85 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
365.27 mi
Kilometers
587.85 km
Flight Time
00h 44m

Driving Distance

Road route
405.24 mi
Kilometers
652.17 km
Drive Time
07h 30m

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 07h 30m.

Arrival Snapshot
Arrive in Alamo
Sat, Apr 11, 11:52 PM PDT
Return by in Fontana
Sun, Apr 12, 7:22 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fontana
2026-04-11T16:22
Arrive Alamo
Sat, Apr 11, 11:52 PM PDT
Route Timing
07h 30m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
1:30 PM to 3:00 PM PDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
9:00 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Fontana
8:00 PM PDT
Overnight-style route

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
Lost Hills
CA

Census-designated place in Kern County, California

From Fontana
202.6 mi
03h 45m
To Alamo
202.6 mi
03h 45m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
68°F
Saturday

Slight Chance Rain Showers

Starts
Sat, Apr 11 6:00 AM PDT
Wind
5 to 15 mph SW
Destination
55°F
Saturday

Showers And Thunderstorms

Starts
Sat, Apr 11 6:00 AM PDT
Wind
12 to 18 mph SSW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Fontana and Alamo.

  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

    225.6 mi · 4 hr 2 min · Westside Freeway

  16. 16

    Keep slight left to continue on William Elton Brown Freeway

    15.9 mi · 17 min · William Elton Brown Freeway

  17. 17

    Keep slight right to continue on William Elton Brown Freeway

    1.1 mi · 1 min · William Elton Brown Freeway

  18. 18

    Merge slight left onto Arthur H. Breed Junior Freeway

    18 mi · 21 min · Arthur H. Breed Junior Freeway

  19. 19

    Keep slight right to continue on Arthur H. Breed Junior Freeway

    1.6 mi · 2 min · Arthur H. Breed Junior Freeway

  20. 20

    Take the exit slight right toward I 680 South, I 680 North: San Jose, Sacramento, Concord, Walnut Creek

    857 ft · 16 sec

  21. 21

    Keep slight right to continue on I 680 North: Walnut Creek, Concord, Sacramento

    1614 ft · 30 sec

  22. 22

    Merge slight left onto Donald D Doyle Highway

    11.9 mi · 14 min · Donald D Doyle Highway

  23. 23

    Take the exit slight right toward Stone Valley Road West

    1296 ft · 33 sec

  24. 24

    Turn right onto Stone Valley Road

    1482 ft · 46 sec · Stone Valley Road

  25. 25

    Turn left onto Danville Boulevard

    34 m · 8 sec · Danville Boulevard

  26. 26

    Turn left

    92 m · 22 sec

  27. 27

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
27 steps
4 turns on the saved route
Ramps & Exits
7
4 merges, 3 ramps or exits
Navigation Density
6.7 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
226 mi · 56%
Foothill Freeway
104 mi · 26%
Golden State Freeway
22.3 mi · 5%
Arthur H. Breed Junior Freeway
19.6 mi · 5%
William Elton Brown Freeway
17 mi · 4%
Donald D Doyle Highway
11.9 mi · 3%
Longest Stretch

Westside Freeway

Keep slight right to continue on Westside Freeway

226 mi · 04h 02m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
07h 30m
Overnight route
Same-Day Return
15h 00m
Round-trip wheel time
Road vs Air
+40 mi
365.3 mi direct line
Halfway Stop
Lost Hills
03h 45m from Fontana
Leave By
9:00 PM PDT
Overnight-style route
Weather Watch

Slight Chance Rain Showers leaving Fontana and Showers And Thunderstorms near Alamo.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fontana to Alamo?

The road trip is about 405.3 miles (652.2 km) and usually takes 07h 30m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Lost Hills is a useful midpoint, sitting about 202.6 miles from Fontana and 202.6 miles from Alamo.

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

The direct path is about 365.3 miles (587.9 km), while the road route adds roughly 40 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 7:30 AM PDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $82.50 one way or $164.99 round trip. Estimated CO2 is about 127.1 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers around Fontana and Showers And Thunderstorms near Alamo.

Stop Ideas Near Lost Hills

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

Mid-route Guidance
Local place coverage is thin around Lost Hills, 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 Lost Hills.

RAIL

Wasco station

33 mi away
700 G Street
BUS

Kettleman City, California

47 mi away
3300 Hubert Way
RAIL

Corcoran station

55 mi away
1099 Otis Ave.
RAIL

Bakersfield

67 mi away
601 Truxtun Ave

Flight Path Map

This map shows the direct air route between Fontana and Alamo. Straight-line distance: 365.27 mi (587.85 km).

Fontana

#1 Fontana

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

Population216,173
Coordinates34.0922300, -117.4350500
Altitude377
CountryUnited States
Alamo

#2 Alamo

Census designated place in California, United States

Population14,570
Coordinates37.8502000, -122.0321800
Altitude79
CountryUnited States
Start: Fontana (-117.43505, 34.09223)
End: Alamo (-122.03218, 37.8502)

Estimated Travel Time

Distance: 652 km by road

SpeedTime
30 mph (48.3 km/h)13h 30m
40 mph (64.37 km/h)10h 07m
50 mph (80.47 km/h)08h 06m
60 mph (96.56 km/h)06h 45m
70 mph (112.65 km/h)05h 47m
80 mph (129 km/h)05h 03m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.3 gal
54.13 L · about $82.50
Round trip
$164.99
28.6 gal · 108.26 L
Estimated CO2
127.1 kg one way
Round trip: 254.2 kg / 560 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $82.50 $164.99
Mid-grade $6.07 $86.74 $173.49
Premium $6.24 $89.27 $178.55
Diesel $7.57 $108.21 $216.42

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 11, 2026

There is no time difference between Fontana and Alamo. The current time is 16:22:04.

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.