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

The driving distance from San Bernardino, CA to Alpine, CA is about 113.3 miles (182.3 km), with a travel time of about 02h 18m by car.

  • The straight-line flight distance is about 93 miles (149.7 km).
  • For a round trip, plan for roughly 04h 37m 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
113.27 mi
02h 18m
Flight
93 mi
149.67 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
93 mi
Kilometers
149.67 km
Flight Time
00h 11m

Driving Distance

Road route
113.27 mi
Kilometers
182.29 km
Drive Time
02h 18m

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 18m.

Arrival Snapshot
Arrive in Alpine
Fri, Apr 10, 5:51 PM PDT
Return by in San Bernardino
Fri, Apr 10, 8:10 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Bernardino
2026-04-10T15:32
Arrive Alpine
Fri, Apr 10, 5:51 PM PDT
Route Timing
02h 18m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
10:19 AM to 12:19 PM PDT

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

Leave by
1:52 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
Rainbow
CA

Census-designated place in San Diego County, California, United States of America

From San Bernardino
56.7 mi
01h 09m
To Alpine
56.5 mi
01h 09m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
77°F
Friday

Mostly Sunny

Starts
Fri, Apr 10 6:00 AM PDT
Wind
0 to 15 mph SW
Destination
54°F
Friday Night

Chance Rain Showers

Starts
Fri, Apr 10 11:00 AM PDT
Wind
5 to 10 mph W

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    3.1 mi · 4 min · San Bernardino Freeway

  4. 4

    Continue on Riverside Freeway

    5.3 mi · 6 min · Riverside Freeway

  5. 5

    Take the exit slight right toward I 215 South, CA 60 East: San Diego, Indio

    5.1 mi · 6 min

  6. 6

    Keep slight right to continue on I 215, CA 60 Truck

    2512 ft · 33 sec

  7. 7

    Keep slight right

    36.3 mi · 41 min

  8. 8

    Continue on Avocado Highway

    21.9 mi · 24 min · Avocado Highway

  9. 9

    Continue on Escondido Freeway

    3.4 mi · 4 min · Escondido Freeway

  10. 10

    Keep slight right to continue on Escondido Freeway

    8.7 mi · 10 min · Escondido Freeway

  11. 11

    Take the exit slight right toward Camino Del Norte

    1341 ft · 35 sec

  12. 12

    Turn left onto Camino del Norte

    1.6 mi · 3 min · Camino del Norte

  13. 13

    Continue on Twin Peaks Road

    2.6 mi · 5 min · Twin Peaks Road

  14. 14

    Turn right onto Espola Road

    1.3 km · 1 min · Espola Road

  15. 15

    Turn left onto Poway Road

    2.6 mi · 4 min · Poway Road

  16. 16

    Turn right

    9.2 mi · 13 min

  17. 17

    Turn left onto Mapleview Street

    1.2 km · 2 min · Mapleview Street

  18. 18

    Continue on Lake Jennings Park Road

    2.4 mi · 4 min · Lake Jennings Park Road

  19. 19

    Take the ramp straight toward I 8 East: El Centro

    1409 ft · 34 sec

  20. 20

    Merge slight left onto Kumeyaay Highway

    6.3 mi · 7 min · Kumeyaay Highway

  21. 21

    Take the exit slight right toward Alpine, Tavern Road

    1807 ft · 46 sec

  22. 22

    Turn right onto Tavern Road

    152 m · 19 sec · Tavern Road

  23. 23

    Turn left onto Alpine Boulevard

    1.2 km · 2 min · Alpine Boulevard

  24. 24

    Turn right

    43 m · 10 sec

  25. 25

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
25 steps
8 turns on the saved route
Ramps & Exits
7
2 merges, 5 ramps or exits
Navigation Density
22.1 / 100 mi
Decision points by distance
Main Roads
I 215
36.7 mi · 32%
Avocado Highway
21.9 mi · 19%
Escondido Freeway
12.1 mi · 11%
Kumeyaay Highway
6.62 mi · 6%
I 215 South
5.45 mi · 5%
Riverside Freeway
5.28 mi · 5%
Longest Stretch

I 215

Keep slight right

36.3 mi · 00h 41m

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
02h 18m
Day trip friendly
Same-Day Return
04h 38m
Round-trip wheel time
Road vs Air
+20.3 mi
93 mi direct line
Halfway Stop
Rainbow
01h 09m from San Bernardino
Leave By
1:52 PM PDT
Morning start is best
Weather Watch

Mostly Sunny leaving San Bernardino and Chance Rain Showers near Alpine.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 113.3 miles (182.3 km) and usually takes 02h 18m 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?

Rainbow is a useful midpoint, sitting about 56.7 miles from San Bernardino and 56.5 miles from Alpine.

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

The direct path is about 93 miles (149.7 km), while the road route adds roughly 20.3 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 1:52 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $23.08 one way or $46.15 round trip. Estimated CO2 is about 35.5 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around San Bernardino and Chance Rain Showers near Alpine.

Stop Ideas Near Rainbow

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 Rainbow and the surrounding midpoint area.
City of Wildomar
Practical stop 14.5 mi away

City of Wildomar

Wildomar , CA
23873 Clinton Keith Rd STE 201, Wildomar, CA 92595, United States
Rating 2.9/5 12 reviews City government office,Professional services
Superior Court of California, County of Riverside - Southwest Justice Center
Meeting point 13.5 mi away

Superior Court of California, County of Riverside - Southwest Justice Center

Murrieta , CA
30755-D, Auld Rd, Murrieta, CA 92563, United States
Rating 3.4/5 51 reviews City courthouse,State government office
Vista Civic Center
Nearby stop 13.6 mi away

Vista Civic Center

Vista , CA
200 Civic Center Dr, Vista, CA 92084, United States
Rating 4.7/5 7 reviews City or town hall

Transit and Meeting Points

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

RAIL

Oceanside Transit Center

32 mi away
235 South Tremont Street
BUS

Sun City, California

34 mi away
26908 Cherry Hills Blvd.
RAIL

Carlsbad Village station

34 mi away
2775 State Street
RAIL

Carlsbad Poinsettia, CA

37 mi away
6511 Avenida Encinas

Flight Path Map

This map shows the direct air route between San Bernardino and Alpine. Straight-line distance: 93 mi (149.67 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
Alpine

#2 Alpine

Census-designated place in San Diego County, California, United States

Population14,236
Coordinates32.8350500, -116.7664100
Altitude559
CountryUnited States
Start: San Bernardino (-117.28977, 34.10834)
End: Alpine (-116.76641, 32.83505)

Estimated Travel Time

Distance: 182 km by road

SpeedTime
30 mph (48.3 km/h)03h 46m
40 mph (64.37 km/h)02h 49m
50 mph (80.47 km/h)02h 15m
60 mph (96.56 km/h)01h 53m
70 mph (112.65 km/h)01h 37m
80 mph (129 km/h)01h 24m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4 gal
15.13 L · about $23.08
Round trip
$46.15
8 gal · 30.26 L
Estimated CO2
35.5 kg one way
Round trip: 71.1 kg / 157 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $23.08 $46.15
Mid-grade $6.07 $24.26 $48.53
Premium $6.24 $24.97 $49.94
Diesel $7.57 $30.27 $60.54

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 10, 2026

There is no time difference between San Bernardino and Alpine. The current time is 15:32:52.

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.