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

The driving distance from San Diego, CA to Plymouth, CA is about 505.2 miles (813.1 km), with a travel time of about 09h 41m by car.

  • The straight-line flight distance is about 448.8 miles (722.2 km).
  • For a round trip, plan for roughly 19h 22m 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
505.24 mi
09h 41m
Flight
448.74 mi
722.18 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
448.74 mi
Kilometers
722.18 km
Flight Time
00h 54m

Driving Distance

Road route
505.24 mi
Kilometers
813.1 km
Drive Time
09h 41m

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 09h 41m.

Arrival Snapshot
Arrive in Plymouth
Sat, Apr 18, 10:36 AM PDT
Return by in San Diego
Sat, Apr 18, 8:17 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Diego
2026-04-18T00:55
Arrive Plymouth
Sat, Apr 18, 10:36 AM PDT
Route Timing
09h 41m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
3:41 PM to 5:11 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
4:38 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
Buttonwillow
CA

Place in Kern County California

From San Diego
252.8 mi
04h 50m
To Plymouth
252.5 mi
04h 50m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
76°F
Saturday

Mostly Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
0 to 10 mph NE
Destination
72°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
2 to 6 mph SSW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    225.6 mi · 4 hr 2 min · Westside Freeway

  27. 27

    Keep slight right to continue on Westside Freeway

    25.5 mi · 28 min · Westside Freeway

  28. 28

    Take the exit slight right toward CA 4 East: Downtown Stockton

    1095 ft · 27 sec

  29. 29

    Keep slight right

    2327 ft · 57 sec

  30. 30

    Keep slight left

    1257 ft · 31 sec

  31. 31

    Merge slight left onto Crosstown Freeway

    2.5 mi · 3 min · Crosstown Freeway

  32. 32

    Take the exit slight left toward CA 99 North

    3019 ft · 1 min

  33. 33

    Merge slight left

    1.3 mi · 1 min

  34. 34

    Take the exit slight right toward CA 88: Waterloo Road

    1005 ft · 25 sec

  35. 35

    Keep slight right

    46 m · 4 sec

  36. 36

    Turn straight onto Waterloo Road

    10.5 mi · 15 min · Waterloo Road

  37. 37

    Continue straight

    8.6 mi · 13 min

  38. 38

    Turn left

    2.9 mi · 4 min

  39. 39

    Enter the roundabout and take exit 2 toward the route

    58 m · 3 sec

  40. 40

    Exit the roundabout

    8.8 mi · 12 min

  41. 41

    Turn left onto South Church Street

    2.3 mi · 4 min · South Church Street

  42. 42

    Turn left onto East Main Street

    105 m · 13 sec · East Main Street

  43. 43

    Turn right onto Preston Avenue

    696 ft · 25 sec · Preston Avenue

  44. 44

    Turn right onto East Plymouth Highway

    8 mi · 10 min · East Plymouth Highway

  45. 45

    At the end of the road, turn right onto Jackson Road

    1496 ft · 27 sec · Jackson Road

  46. 46

    Continue straight

    2.4 mi · 4 min

  47. 47

    Enter the roundabout toward the route

    30 m · 2 sec

  48. 48

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
48 steps
15 turns on the saved route
Ramps & Exits
12
4 merges, 8 ramps or exits
Navigation Density
9.5 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
251 mi · 50%
San Diego Freeway
75.2 mi · 15%
Golden State Freeway
50 mi · 10%
I 5 Truck North
37.7 mi · 7%
Santa Ana Freeway
30.4 mi · 6%
Waterloo Road
27.9 mi · 6%
Longest Stretch

Westside Freeway

Keep slight right to continue on Westside Freeway

226 mi · 04h 02m

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
09h 41m
Overnight route
Same-Day Return
19h 22m
Round-trip wheel time
Road vs Air
+56.4 mi
448.8 mi direct line
Halfway Stop
Buttonwillow
04h 50m from San Diego
Leave By
4:38 PM PDT
Overnight-style route
Weather Watch

Mostly Sunny leaving San Diego and Sunny near Plymouth.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 505.2 miles (813.1 km) and usually takes 09h 41m 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?

Buttonwillow is a useful midpoint, sitting about 252.8 miles from San Diego and 252.5 miles from Plymouth.

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

The direct path is about 448.8 miles (722.2 km), while the road route adds roughly 56.4 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 $102.86 one way or $205.72 round trip. Estimated CO2 is about 158.5 kg one way.

What should you check before leaving?

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

Stop Ideas Near Buttonwillow

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

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

RAIL

Wasco station

25 mi away
700 G Street
RAIL

Bakersfield

41 mi away
601 Truxtun Ave
RAIL

Corcoran station

78 mi away
1099 Otis Ave.
BUS

Kettleman City, California

79 mi away
3300 Hubert Way

Flight Path Map

This map shows the direct air route between San Diego and Plymouth. Straight-line distance: 448.74 mi (722.18 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
Plymouth

#2 Plymouth

City in Amador County, California, USA

Population1,043
Coordinates38.4818500, -120.8446600
Altitude330
CountryUnited States
Start: San Diego (-117.16472, 32.71571)
End: Plymouth (-120.84466, 38.48185)

Estimated Travel Time

Distance: 813 km by road

SpeedTime
30 mph (48.3 km/h)16h 50m
40 mph (64.37 km/h)12h 37m
50 mph (80.47 km/h)10h 06m
60 mph (96.56 km/h)08h 25m
70 mph (112.65 km/h)07h 13m
80 mph (129 km/h)06h 18m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
17.83 gal
67.49 L · about $102.86
Round trip
$205.72
35.66 gal · 134.98 L
Estimated CO2
158.5 kg one way
Round trip: 316.9 kg / 699 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $102.86 $205.72
Mid-grade $6.07 $108.16 $216.31
Premium $6.24 $111.31 $222.63
Diesel $7.57 $134.92 $269.84

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 18, 2026

There is no time difference between San Diego and Plymouth. The current time is 00:55:25.

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.