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

The driving distance from San Diego, CA to San Joaquin, CA is about 342.5 miles (551.2 km), with a travel time of about 06h 51m by car.

  • The straight-line flight distance is about 319 miles (513.4 km).
  • For a round trip, plan for roughly 13h 42m 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
342.52 mi
06h 51m
Flight
319.04 mi
513.44 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
319.04 mi
Kilometers
513.44 km
Flight Time
00h 38m

Driving Distance

Road route
342.52 mi
Kilometers
551.24 km
Drive Time
06h 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 06h 51m.

Arrival Snapshot
Arrive in San Joaquin
Sun, Apr 19, 11:28 AM PDT
Return by in San Diego
Sun, Apr 19, 6:19 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Diego
2026-04-19T04:36
Arrive San Joaquin
Sun, Apr 19, 11:28 AM PDT
Route Timing
06h 51m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
12:51 PM to 2:21 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
10:18 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in San Diego
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
Val Verde
CA

Census-designated place in Los Angeles County, California

From San Diego
171.4 mi
03h 25m
To San Joaquin
171.1 mi
03h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Sunday

Mostly Sunny

Starts
Sun, Apr 19 6:00 AM PDT
Wind
0 to 10 mph NW
Destination
83°F
Sunday

Mostly Sunny

Starts
Sun, Apr 19 6:00 AM PDT
Wind
5 to 10 mph WNW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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 left

    36.1 mi · 42 min

  25. 25

    Keep slight left to continue on Golden State Freeway

    22.3 mi · 25 min · Golden State Freeway

  26. 26

    Keep slight right to continue on Westside Freeway

    98.8 mi · 1 hr 46 min · Westside Freeway

  27. 27

    Take the exit slight right toward CA 269: Lassen Avenue

    1486 ft · 39 sec

  28. 28

    Turn right onto South Lassen Avenue

    31.7 mi · 47 min · South Lassen Avenue

  29. 29

    Turn left onto Colorado Road

    2.4 mi · 6 min · Colorado Road

  30. 30

    Continue on South Colorado Avenue

    4.7 mi · 11 min · South Colorado Avenue

  31. 31

    Turn left onto South 9th Street

    96 m · 14 sec · South 9th Street

  32. 32

    Arrive at your destination

    0 m · 1 sec · South 9th Street

Car Route Details

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

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
32 steps
8 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
9.3 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
98.8 mi · 29%
San Diego Freeway
75.2 mi · 22%
Golden State Freeway
50 mi · 15%
I 5 Truck North
37.7 mi · 11%
South Lassen Avenue
31.7 mi · 9%
Santa Ana Freeway
30.4 mi · 9%
Longest Stretch

Westside Freeway

Keep slight right to continue on Westside Freeway

98.8 mi · 01h 46m

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
06h 51m
Overnight route
Same-Day Return
13h 42m
Round-trip wheel time
Road vs Air
+23.5 mi
319 mi direct line
Halfway Stop
Val Verde
03h 25m from San Diego
Leave By
10:18 PM PDT
Overnight-style route
Weather Watch

Mostly Sunny leaving San Diego and Mostly Sunny near San Joaquin.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 342.5 miles (551.2 km) and usually takes 06h 51m 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?

Val Verde is a useful midpoint, sitting about 171.4 miles from San Diego and 171.1 miles from San Joaquin.

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

The direct path is about 319 miles (513.4 km), while the road route adds roughly 23.5 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 $69.75 one way or $139.49 round trip. Estimated CO2 is about 107.4 kg one way.

What should you check before leaving?

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

Stop Ideas Near Val Verde

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

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

RAIL

Santa Clarita-Newhall, California

14 mi away
24300 Railroad Avenue
RAIL

Simi Valley

20 mi away
5050 Los Angeles Avenue
RAIL

Chatsworth station

22 mi away
10040 Old Depot Plaza Road
BUS

Fillmore, California

24 mi away
718 West Ventura St.

Flight Path Map

This map shows the direct air route between San Diego and San Joaquin. Straight-line distance: 319.04 mi (513.44 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
San Joaquin

#2 San Joaquin

City in Fresno County, California

Population4,005
Coordinates36.6066200, -120.1890400
Altitude53
CountryUnited States
Start: San Diego (-117.16472, 32.71571)
End: San Joaquin (-120.18904, 36.60662)

Estimated Travel Time

Distance: 551 km by road

SpeedTime
30 mph (48.3 km/h)11h 24m
40 mph (64.37 km/h)08h 33m
50 mph (80.47 km/h)06h 51m
60 mph (96.56 km/h)05h 42m
70 mph (112.65 km/h)04h 53m
80 mph (129 km/h)04h 16m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.09 gal
45.75 L · about $69.75
Round trip
$139.49
24.18 gal · 91.5 L
Estimated CO2
107.4 kg one way
Round trip: 214.9 kg / 474 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $69.75 $139.49
Mid-grade $6.07 $73.34 $146.68
Premium $6.24 $75.48 $150.96
Diesel $7.57 $91.49 $182.97

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 19, 2026

There is no time difference between San Diego and San Joaquin. The current time is 04:36:48.

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.