How far is Atwater, CA from San Bernardino, CA?

The driving distance from Atwater, CA to San Bernardino, CA is about 337.7 miles (543.5 km), with a travel time of about 05h 47m by car.

  • The straight-line flight distance is about 291.1 miles (468.5 km).
  • For a round trip, plan for roughly 11h 35m 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
337.72 mi
05h 47m
Flight
291.09 mi
468.46 km direct

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

Learn Distance

Choose another destination from Atwater.

Flight Distance

Direct air line
291.09 mi
Kilometers
468.46 km
Flight Time
00h 35m

Driving Distance

Road route
337.72 mi
Kilometers
543.5 km
Drive Time
05h 47m

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 47m.

Arrival Snapshot
Arrive in San Bernardino
Thu, Apr 23, 4:46 AM PDT
Return by in Atwater
Thu, Apr 23, 10:34 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Atwater
2026-04-22T22:58
Arrive San Bernardino
Thu, Apr 23, 4:46 AM PDT
Route Timing
05h 47m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
11:48 AM to 1:48 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
5:24 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Atwater
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
Oildale
CA

Census-designated place in Kern County, California

From Atwater
166.8 mi
02h 53m
To San Bernardino
170.9 mi
02h 53m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
67°F
Wednesday

Slight Chance Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM PDT
Wind
5 to 10 mph SSW
Destination
72°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 22 6:00 AM PDT
Wind
5 to 15 mph SW

Driving Route Map

The map below follows the saved road route between Atwater and San Bernardino.

Turn-by-Turn Driving Directions

Step-by-step road directions between Atwater and San Bernardino.

  1. 1

    Start on Cedar Avenue

    56 m · 10 sec · Cedar Avenue

  2. 2

    Turn right onto 3rd Street

    631 ft · 33 sec · 3rd Street

  3. 3

    At the end of the road, turn left onto Atwater Boulevard

    1.5 mi · 3 min · Atwater Boulevard

  4. 4

    Take the ramp straight

    907 ft · 22 sec

  5. 5

    Merge slight left

    61.5 mi · 1 hr 10 min

  6. 6

    Keep slight left

    41 mi · 44 min

  7. 7

    Keep slight left to continue on Golden State Highway

    58.6 mi · 1 hr 3 min · Golden State Highway

  8. 8

    Continue on Golden State Freeway

    5.2 mi · 6 min · Golden State Freeway

  9. 9

    Keep slight left to continue on Golden State Freeway

    27.4 mi · 30 min · Golden State Freeway

  10. 10

    Keep slight left to continue on Golden State Freeway

    58.2 mi · 1 hr 7 min · Golden State Freeway

  11. 11

    Keep slight left to continue on Golden State Freeway

    2 mi · 2 min · Golden State Freeway

  12. 12

    Take the exit slight right toward I 210 East: Pasadena

    1347 ft · 18 sec

  13. 13

    Continue on Foothill Freeway

    24.4 mi · 28 min · Foothill Freeway

  14. 14

    Keep slight right to continue on Foothill Freeway

    19.1 mi · 22 min · Foothill Freeway

  15. 15

    Keep slight right to continue on Foothill Freeway

    2.9 mi · 3 min · Foothill Freeway

  16. 16

    Keep slight right to continue on Foothill Freeway

    1.4 mi · 2 min · Foothill Freeway

  17. 17

    Keep slight right to continue on Foothill Freeway

    1.2 mi · 1 min · Foothill Freeway

  18. 18

    Keep slight right to continue on Foothill Freeway

    1.8 mi · 2 min · Foothill Freeway

  19. 19

    Keep slight right to continue on Foothill Freeway

    22.8 mi · 26 min · Foothill Freeway

  20. 20

    Take the exit slight right toward I 215: Barstow, Riverside

    1209 ft · 29 sec

  21. 21

    Keep slight right to continue on I 215 South: Riverside

    3196 ft · 1 min

  22. 22

    Merge slight left onto Barstow Freeway

    1033 ft · 14 sec · Barstow Freeway

  23. 23

    Continue on San Bernardino Freeway

    1.8 mi · 2 min · San Bernardino Freeway

  24. 24

    Take the exit slight right toward CA 66 West: 5th Street, Civic Center

    1873 ft · 53 sec

  25. 25

    Turn left onto West 5th Street

    1.2 km · 2 min · West 5th Street

  26. 26

    Arrive at your destination

    0 m · 1 sec · West 5th Street

Car Route Details

A richer read on the saved driving route between Atwater and San Bernardino.

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
26 steps
3 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
7.7 / 100 mi
Decision points by distance
Main Roads
Atwater Boulevard
104 mi · 31%
Golden State Freeway
92.8 mi · 27%
Foothill Freeway
73.7 mi · 22%
Golden State Highway
58.6 mi · 17%
San Bernardino Freeway
1.84 mi · 1%
West 5th Street
0.76 mi
Longest Stretch

Atwater Boulevard

Merge slight left

61.5 mi · 01h 10m

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 47m
Long day trip
Same-Day Return
11h 36m
Round-trip wheel time
Road vs Air
+46.6 mi
291.1 mi direct line
Halfway Stop
Oildale
02h 53m from Atwater
Leave By
5:24 AM PDT
Early departure recommended
Weather Watch

Slight Chance Showers And Thunderstorms leaving Atwater and Mostly Sunny near San Bernardino.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Atwater to San Bernardino?

The road trip is about 337.7 miles (543.5 km) and usually takes 05h 47m 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?

Oildale is a useful midpoint, sitting about 166.8 miles from Atwater and 170.9 miles from San Bernardino.

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

The direct path is about 291.1 miles (468.5 km), while the road route adds roughly 46.6 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 5:24 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $68.77 one way or $137.53 round trip. Estimated CO2 is about 105.9 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Showers And Thunderstorms around Atwater and Mostly Sunny near San Bernardino.

Stop Ideas Near Oildale

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

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

RAIL

Bakersfield

5 mi away
601 Truxtun Ave
RAIL

Wasco station

34 mi away
700 G Street
BUS

Tehachapi, California

61 mi away
Westside of Mullbery Street
BUS

Mojave, California

87 mi away
15900 Sierra Highway

Flight Path Map

This map shows the direct air route between Atwater and San Bernardino. Straight-line distance: 291.09 mi (468.46 km).

Atwater

#1 Atwater

City in California

Population30,296
Coordinates37.3477200, -120.6090800
Altitude46
CountryUnited States
San Bernardino

#2 San Bernardino

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

Population217,491
Coordinates34.1083400, -117.2897700
Altitude321
CountryUnited States
Start: Cedar Avenue (-120.609019, 37.347826)
End: West 5th Street (-117.289794, 34.108326)

Estimated Travel Time

Distance: 544 km by road

SpeedTime
30 mph (48.3 km/h)11h 15m
40 mph (64.37 km/h)08h 26m
50 mph (80.47 km/h)06h 45m
60 mph (96.56 km/h)05h 37m
70 mph (112.65 km/h)04h 49m
80 mph (129 km/h)04h 12m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.92 gal
45.11 L · about $68.77
Round trip
$137.53
23.84 gal · 90.22 L
Estimated CO2
105.9 kg one way
Round trip: 211.9 kg / 467 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $68.77 $137.53
Mid-grade $6.07 $72.31 $144.61
Premium $6.24 $74.42 $148.83
Diesel $7.57 $90.20 $180.40

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 23, 2026

There is no time difference between Atwater and San Bernardino. The current time is 22:58:44.

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.