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

The driving distance from San Bernardino, CA to Walnut, CA is about 39.3 miles (63.3 km), with a travel time of about 00h 51m by car.

  • The straight-line flight distance is about 33.5 miles (53.9 km).
  • For a round trip, plan for roughly 01h 42m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
39.35 mi
00h 51m
Flight
33.5 mi
53.91 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from San Bernardino.

Flight Distance

Direct air line
33.5 mi
Kilometers
53.91 km
Flight Time
00h 04m

Driving Distance

Road route
39.35 mi
Kilometers
63.33 km
Drive Time
00h 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 00h 51m.

Arrival Snapshot
Arrive in Walnut
Sat, May 2, 3:26 PM PDT
Return by in San Bernardino
Sat, May 2, 4:17 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Bernardino
2026-05-02T14:35
Arrive Walnut
Sat, May 2, 3:26 PM PDT
Route Timing
00h 51m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
8:51 AM to 10:51 AM PDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:48 PM PDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in San Bernardino
9:30 PM PDT
Morning start is best

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
Rancho Cucamonga
CA

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

From San Bernardino
19.6 mi
00h 25m
To Walnut
19.7 mi
00h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
88°F
Saturday

Mostly Sunny

Starts
Sat, May 2 6:00 AM PDT
Wind
0 to 10 mph SW
Destination
83°F
Saturday

Mostly Sunny

Starts
Sat, May 2 6:00 AM PDT
Wind
0 to 10 mph WSW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on West 5th Street

    1.2 km · 2 min · West 5th Street

  2. 2

    Take the ramp left toward I 215 South: Riverside

    1641 ft · 42 sec

  3. 3

    Merge slight left onto San Bernardino Freeway

    2.4 mi · 3 min · San Bernardino Freeway

  4. 4

    Take the exit slight right toward I 10: Redlands, Indio, Los Angeles

    1187 ft · 29 sec

  5. 5

    Keep slight right to continue on I 10 West: Los Angeles

    2017 ft · 35 sec

  6. 6

    Continue on San Bernardino Freeway

    13.9 mi · 16 min · San Bernardino Freeway

  7. 7

    Keep slight left to continue on I-10 Metro ExpressLanes

    9.3 mi · 10 min · I-10 Metro ExpressLanes

  8. 8

    Merge slight right onto San Bernardino Freeway

    1.2 mi · 1 min · San Bernardino Freeway

  9. 9

    Keep slight right to continue on San Bernardino Freeway

    1.4 km · 1 min · San Bernardino Freeway

  10. 10

    Keep slight right to continue on San Bernardino Freeway

    1.3 mi · 2 min · San Bernardino Freeway

  11. 11

    Keep slight right to continue on San Bernardino Freeway

    1.3 mi · 2 min · San Bernardino Freeway

  12. 12

    Take the exit slight right toward La Verne, Dudley Street, Fairplex Drive

    740 ft · 18 sec

  13. 13

    Keep slight left to continue on Fairplex Drive, Fairplex, University of La Verne, DeVry University

    1580 ft · 39 sec

  14. 14

    Keep slight right to continue on Fairplex Drive

    1201 ft · 35 sec

  15. 15

    Turn left onto Fairplex Drive

    1.4 km · 2 min · Fairplex Drive

  16. 16

    Turn right onto Valley Boulevard

    3.9 mi · 6 min · Valley Boulevard

  17. 17

    Turn right onto North Grand Avenue

    1021 ft · 28 sec · North Grand Avenue

  18. 18

    Turn left onto La Puente Road

    1.8 mi · 3 min · La Puente Road

  19. 19

    Turn left

    25 m · 11 sec

  20. 20

    Turn right

    17 m · 4 sec

  21. 21

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
21 steps
6 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
53.3 / 100 mi
Decision points by distance
Main Roads
San Bernardino Freeway
21 mi · 53%
I-10 Metro ExpressLanes
9.31 mi · 24%
Valley Boulevard
3.87 mi · 10%
La Puente Road
1.79 mi · 5%
Fairplex Drive
1.38 mi · 4%
West 5th Street
0.76 mi · 2%
Longest Stretch

San Bernardino Freeway

Continue on San Bernardino Freeway

13.9 mi · 00h 16m

Route Summary

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

Trip Read

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.

Drive Time
00h 51m
Day trip friendly
Same-Day Return
01h 42m
Round-trip wheel time
Road vs Air
+5.8 mi
33.5 mi direct line
Halfway Stop
Rancho Cucamonga
00h 25m from San Bernardino
Leave By
4:48 PM PDT
Morning start is best
Weather Watch

Mostly Sunny leaving San Bernardino and Mostly Sunny near Walnut.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 39.3 miles (63.3 km) and usually takes 00h 51m 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?

Rancho Cucamonga is a useful midpoint, sitting about 19.6 miles from San Bernardino and 19.7 miles from Walnut.

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

The direct path is about 33.5 miles (53.9 km), while the road route adds roughly 5.8 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 4:48 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $8.02 one way or $16.04 round trip. Estimated CO2 is about 12.4 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around San Bernardino and Mostly Sunny near Walnut.

Stop Ideas Near Rancho Cucamonga

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Rancho Cucamonga and the surrounding midpoint area.
Brandon's Diner Jr. Of City Hall
Coffee break 12.8 mi away

Brandon's Diner Jr. Of City Hall

Riverside , CA
3900 Main St, Riverside, CA 92501, United States
Rating 4.4/5 91 reviews Breakfast restaurant
Ayres Hotel Chino Hills
Stay option 9.6 mi away

Ayres Hotel Chino Hills

Chino Hills , CA
4785 Chino Hills Pkwy, Chino Hills, CA 91709, United States
Rating 4.5/5 1,105 reviews Hotel
Stop photo coming soon
Scenic stop 11.6 mi away

City Hall

Rialto , CA
100-198 S Palm Ave, Rialto, CA 92376, United States
Rating 5.0/5 1 reviews Parking lot
Chino City Hall
Meeting point 7.7 mi away

Chino City Hall

Chino , CA
13220 Central Ave, Chino, CA 91710
Rating 4.6/5 31 reviews City Hall,City government office,Local government office

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Rancho Cucamonga.

RAIL

Ontario

7 mi away
228 South Plum Street
BUS

Claremont, California

11 mi away
200 West First St.
RAIL

Pomona station

15 mi away
100 West Commercial Street
RAIL

Riverside–Downtown

25 mi away
4066 Vine St.

Flight Path Map

This map shows the direct air route between San Bernardino and Walnut. Straight-line distance: 33.5 mi (53.91 km).

San Bernardino

#1 San Bernardino

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

Population217,491
Coordinates34.1083400, -117.2897700
Altitude321
CountryUnited States
Walnut

#2 Walnut

Village in California, USA

Population29,324
Coordinates34.0202900, -117.8653400
Altitude171
CountryUnited States
Start: San Bernardino (-117.28977, 34.10834)
End: Walnut (-117.86534, 34.02029)

Estimated Travel Time

Distance: 63 km by road

SpeedTime
30 mph (48.3 km/h)01h 18m
40 mph (64.37 km/h)00h 59m
50 mph (80.47 km/h)00h 47m
60 mph (96.56 km/h)00h 39m
70 mph (112.65 km/h)00h 33m
80 mph (129 km/h)00h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.39 gal
5.26 L · about $8.02
Round trip
$16.04
2.78 gal · 10.52 L
Estimated CO2
12.4 kg one way
Round trip: 24.7 kg / 54 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $8.02 $16.04
Mid-grade $6.07 $8.43 $16.86
Premium $6.24 $8.68 $17.36
Diesel $7.57 $10.52 $21.04

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 · May 02, 2026

There is no time difference between San Bernardino and Walnut. The current time is 14:35:21.

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.