How far is San Diego, CA from Acton, CA?

The driving distance from San Diego, CA to Acton, CA is about 171.7 miles (276.3 km), with a travel time of about 03h 24m by car.

  • The straight-line flight distance is about 135 miles (217.2 km).
  • For a round trip, plan for roughly 06h 48m 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
171.68 mi
03h 24m
Flight
134.98 mi
217.23 km direct

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

Learn Distance

Choose another destination from San Diego.

Flight Distance

Direct air line
134.98 mi
Kilometers
217.23 km
Flight Time
00h 16m

Driving Distance

Road route
171.68 mi
Kilometers
276.29 km
Drive Time
03h 24m

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 03h 24m.

Arrival Snapshot
Arrive in Acton
Tue, Apr 14, 7:33 PM PDT
Return by in San Diego
Tue, Apr 14, 10:58 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Diego
2026-04-14T16:09
Arrive Acton
Tue, Apr 14, 7:33 PM PDT
Route Timing
03h 24m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
9:24 AM to 11:24 AM PDT

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

Leave by
10:12 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in San Diego
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
Tustin
CA

A city in Orange County, California.

From San Diego
85.9 mi
01h 42m
To Acton
85.8 mi
01h 42m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
69°F
This Afternoon

Sunny

Starts
Tue, Apr 14 3:00 PM PDT
Wind
10 mph NW
Destination
66°F
Tuesday

Sunny

Starts
Tue, Apr 14 6:00 AM PDT
Wind
5 to 15 mph WSW

Driving Route Map

The map below follows the saved road route between San Diego and Acton.

Turn-by-Turn Driving Directions

Step-by-step road directions between San Diego and Acton.

  1. 1

    Start on Front Street

    8 m · 6 sec · Front Street

  2. 2

    Turn left onto West Broadway

    88 m · 12 sec · West Broadway

  3. 3

    Turn left onto 1st Avenue

    3072 ft · 1 min · 1st Avenue

  4. 4

    Take the ramp left toward I 5 North: Los Angeles

    1017 ft · 25 sec

  5. 5

    Merge slight left onto San Diego Freeway

    13.5 mi · 16 min · San Diego Freeway

  6. 6

    Keep slight left to continue on San Diego Freeway

    36.3 mi · 43 min · San Diego Freeway

  7. 7

    Keep slight right to continue on San Diego Freeway

    18.1 mi · 21 min · San Diego Freeway

  8. 8

    Keep slight left to continue on San Diego Freeway

    7.4 mi · 9 min · San Diego Freeway

  9. 9

    Keep slight right to continue on Bake Parkway

    1.6 mi · 2 min

  10. 10

    Keep slight right

    6 mi · 7 min

  11. 11

    Take the exit slight right toward Jamboree Road

    1266 ft · 17 sec

  12. 12

    Continue straight

    527 ft · 11 sec

  13. 13

    Turn right onto Jamboree Road

    760 ft · 18 sec · Jamboree Road

  14. 14

    Turn left onto El Camino Real

    2.2 mi · 5 min · El Camino Real

  15. 15

    Turn left onto Newport Avenue

    109 m · 14 sec · Newport Avenue

  16. 16

    Take the ramp right toward I 5 North: Los Angeles

    1127 ft · 17 sec

  17. 17

    Merge slight left onto Santa Ana Freeway

    1.3 mi · 1 min · Santa Ana Freeway

  18. 18

    Keep slight right to continue on Santa Ana Freeway

    1.7 mi · 2 min · Santa Ana Freeway

  19. 19

    Keep slight right to continue on Santa Ana Freeway

    9.4 mi · 11 min · Santa Ana Freeway

  20. 20

    Keep slight right to continue on Santa Ana Freeway

    18 mi · 21 min · Santa Ana Freeway

  21. 21

    Keep slight right to continue on Golden State Freeway

    25.5 mi · 30 min · Golden State Freeway

  22. 22

    Keep slight left to continue on Golden State Freeway

    2.2 mi · 3 min · Golden State Freeway

  23. 23

    Keep slight right to continue on I 5 Truck North, CA 14 Truck

    1.5 mi · 2 min

  24. 24

    Keep slight right to continue on CA 14 North: Palmdale, Lancaster

    23.7 mi · 27 min

  25. 25

    Take the exit slight right toward Crown Valley Road, Acton

    1349 ft · 35 sec

  26. 26

    Turn right onto Crown Valley Road

    1.5 mi · 3 min · Crown Valley Road

  27. 27

    Turn left onto Gillespie Avenue

    45 m · 6 sec · Gillespie Avenue

  28. 28

    Arrive at your destination

    0 m · 1 sec · Gillespie Avenue

Car Route Details

A richer read on the saved driving route between San Diego and Acton.

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
28 steps
7 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
16.3 / 100 mi
Decision points by distance
Main Roads
San Diego Freeway
75.2 mi · 44%
Santa Ana Freeway
30.4 mi · 18%
Golden State Freeway
27.7 mi · 16%
CA 14 North
23.7 mi · 14%
Bake Parkway
7.61 mi · 4%
El Camino Real
2.22 mi · 1%
Longest Stretch

San Diego Freeway

Keep slight left to continue on San Diego Freeway

36.3 mi · 00h 43m

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
03h 24m
Long day trip
Same-Day Return
06h 48m
Round-trip wheel time
Road vs Air
+36.7 mi
135 mi direct line
Halfway Stop
Tustin
01h 42m from San Diego
Leave By
10:12 AM PDT
Early departure recommended
Weather Watch

Sunny leaving San Diego and Sunny near Acton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from San Diego to Acton?

The road trip is about 171.7 miles (276.3 km) and usually takes 03h 24m 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?

Tustin is a useful midpoint, sitting about 85.9 miles from San Diego and 85.8 miles from Acton.

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

The direct path is about 135 miles (217.2 km), while the road route adds roughly 36.7 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 10:12 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $34.96 one way or $69.92 round trip. Estimated CO2 is about 53.9 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around San Diego and Sunny near Acton.

Stop Ideas Near Tustin

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 Tustin and the surrounding midpoint area.
Newport Beach Municipal Operations
Scenic stop 9.6 mi away

Newport Beach Municipal Operations

Newport Beach , CA
592 Superior Ave, Newport Beach, CA 92663, United States
Rating 5.0/5 1 reviews City government office,Government office,Park
City of Lake Forest
Practical stop 9.7 mi away

City of Lake Forest

Tustin
Rating 4.8/5 12 reviews Government office,Service establishment
City of Tustin Parks & Recreation
Meeting point 0.7 mi away

City of Tustin Parks & Recreation

Tustin , CA
300 Centennial Way, Tustin, CA 92780, United States
Rating 5.0/5 4 reviews City government office
bamboo house
Nearby stop 6.9 mi away

bamboo house

Garden Grove , CA
12242 Tamerlane Dr, Garden Grove, CA 92840, United States
Rating 4.9/5 20 reviews Hostel

Transit and Meeting Points

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

RAIL

Santa Ana Regional Transportation Center

3 mi away
1000 East Santa Ana Boulevard
RAIL

Anaheim Regional Transportation Intermodal Center

8 mi away
2150 East Katella Avenue
RAIL

Irvine Transportation Center

10 mi away
15215 Barranca Parkway
RAIL

Fullerton Transportation Center

16 mi away
120 East Santa Fe Avenue

Flight Path Map

This map shows the direct air route between San Diego and Acton. Straight-line distance: 134.98 mi (217.23 km).

San Diego

#1 San Diego

The eighth most populous city in the United States and the center of the San Diego metropolitan area.

Population1,422,420
Coordinates32.7157100, -117.1647200
Altitude20
CountryUnited States
Photo coming soon

#2 Acton

Acton is a place in California, United States.

Population0
Coordinates34.4699900, -118.1967400
Altitude826
CountryUnited States
Start: San Diego (-117.16472, 32.71571)
End: Acton (-118.19674, 34.46999)

Estimated Travel Time

Distance: 276 km by road

SpeedTime
30 mph (48.3 km/h)05h 43m
40 mph (64.37 km/h)04h 17m
50 mph (80.47 km/h)03h 26m
60 mph (96.56 km/h)02h 51m
70 mph (112.65 km/h)02h 27m
80 mph (129 km/h)02h 08m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.06 gal
22.93 L · about $34.96
Round trip
$69.92
12.12 gal · 45.86 L
Estimated CO2
53.9 kg one way
Round trip: 107.7 kg / 237 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $34.96 $69.92
Mid-grade $6.07 $36.76 $73.52
Premium $6.24 $37.83 $75.67
Diesel $7.57 $45.86 $91.71

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 14, 2026

There is no time difference between San Diego and Acton. The current time is 16:09:27.

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.