How far is Grass Valley, CA from San Diego, CA?

The driving distance from Grass Valley, CA to San Diego, CA is about 569.6 miles (916.7 km), with a travel time of about 09h 18m by car.

  • The straight-line flight distance is about 499.3 miles (803.5 km).
  • For a round trip, plan for roughly 18h 37m 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
569.6 mi
09h 18m
Flight
499.24 mi
803.45 km direct

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

Learn Distance

Choose another destination from Grass Valley.

Flight Distance

Direct air line
499.24 mi
Kilometers
803.45 km
Flight Time
01h 00m

Driving Distance

Road route
569.6 mi
Kilometers
916.68 km
Drive Time
09h 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 09h 18m.

Arrival Snapshot
Arrive in San Diego
Thu, Apr 16, 10:07 AM PDT
Return by in Grass Valley
Thu, Apr 16, 7:25 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Grass Valley
2026-04-16T00:48
Arrive San Diego
Thu, Apr 16, 10:07 AM PDT
Route Timing
09h 18m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
3:19 PM to 4:49 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
5:22 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Grass Valley
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
Kettleman City
CA

Census-designated place in Kings County, California

From Grass Valley
281 mi
04h 39m
To San Diego
288.6 mi
04h 39m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
60°F
Thursday

Mostly Sunny

Starts
Thu, Apr 16 6:00 AM PDT
Wind
2 to 9 mph NW
Destination
70°F
Thursday

Partly Sunny

Starts
Thu, Apr 16 6:00 AM PDT
Wind
0 to 15 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Grass Valley and San Diego.

  1. 1

    Start on Stewart Street

    36 m · 11 sec · Stewart Street

  2. 2

    Turn left onto East Main Street

    104 m · 11 sec · East Main Street

  3. 3

    Turn left onto South Auburn Street

    1093 ft · 26 sec · South Auburn Street

  4. 4

    Take the ramp right

    1105 ft · 16 sec

  5. 5

    Merge slight left onto Golden Center Freeway

    14.9 mi · 20 min · Golden Center Freeway

  6. 6

    Continue on Grass Valley Highway

    1.1 mi · 1 min · Grass Valley Highway

  7. 7

    Enter the roundabout and take exit 2 toward Grass Valley Highway

    33 m · 3 sec · Grass Valley Highway

  8. 8

    Exit the roundabout onto Grass Valley Highway

    1.3 mi · 2 min · Grass Valley Highway

  9. 9

    Enter the roundabout and take exit 2 toward Grass Valley Highway

    32 m · 3 sec · Grass Valley Highway

  10. 10

    Exit the roundabout onto Grass Valley Highway

    5.6 mi · 9 min · Grass Valley Highway

  11. 11

    Take the ramp slight right toward I 80 West: Sacramento

    1346 ft · 33 sec

  12. 12

    Merge slight left onto Alan S. Hart Freeway

    16.8 mi · 19 min · Alan S. Hart Freeway

  13. 13

    Continue on Dwight D. Eisenhower Highway

    7.1 mi · 8 min · Dwight D. Eisenhower Highway

  14. 14

    Keep slight right to continue on Capital City Freeway

    4.9 mi · 5 min · Capital City Freeway

  15. 15

    Keep slight left to continue on Elvas Freeway

    1.5 mi · 2 min · Elvas Freeway

  16. 16

    Continue on Capital City Freeway

    2.3 mi · 2 min · Capital City Freeway

  17. 17

    Keep slight right to continue on US 50 East, I 80 West: South Lake Tahoe, San Francisco

    1.9 mi · 2 min

  18. 18

    Take the exit slight right toward I 5: Los Angeles, Redding

    803 ft · 15 sec

  19. 19

    Keep slight left to continue on I 5 South: Los Angeles

    1.3 km · 2 min

  20. 20

    Merge slight left onto Westside Freeway

    59 mi · 1 hr 5 min · Westside Freeway

  21. 21

    Keep slight left to continue on Westside Freeway

    1.2 km · 49 sec · Westside Freeway

  22. 22

    Keep slight left to continue on Westside Freeway

    236.6 mi · 4 hr 14 min · Westside Freeway

  23. 23

    Keep slight right

    58.4 mi · 1 hr 7 min

  24. 24

    Keep slight left to continue on Golden State Freeway

    4.1 mi · 5 min · Golden State Freeway

  25. 25

    Keep slight right to continue on I 405 South

    1354 ft · 18 sec

  26. 26

    Keep slight left

    24.7 mi · 29 min

  27. 27

    Keep slight left to continue on Golden State Freeway

    1.3 mi · 2 min · Golden State Freeway

  28. 28

    Merge slight left onto Santa Ana Freeway

    25.7 mi · 30 min · Santa Ana Freeway

  29. 29

    Keep slight right to continue on Santa Ana Freeway

    1241 ft · 16 sec · Santa Ana Freeway

  30. 30

    Take the exit slight right toward Broadway, Main Street, Santa Ana

    1.3 km · 57 sec

  31. 31

    Keep slight left

    788 ft · 10 sec

  32. 32

    Keep slight left to continue on I 5 South

    981 ft · 13 sec

  33. 33

    Merge slight left onto Santa Ana Freeway

    1.3 km · 54 sec · Santa Ana Freeway

  34. 34

    Keep slight right to continue on Santa Ana Freeway

    1.2 km · 52 sec · Santa Ana Freeway

  35. 35

    Keep slight right to continue on Santa Ana Freeway

    1.2 mi · 1 min · Santa Ana Freeway

  36. 36

    Take the exit slight right toward Newport Avenue

    1.2 km · 1 min

  37. 37

    Turn right onto Newport Avenue

    1943 ft · 44 sec · Newport Avenue

  38. 38

    Turn left onto Walnut Avenue

    2.2 mi · 4 min · Walnut Avenue

  39. 39

    Turn left onto Jamboree Road

    2595 ft · 38 sec · Jamboree Road

  40. 40

    Take the exit slight right toward I 5 South

    1479 ft · 21 sec

  41. 41

    Merge slight left onto Santa Ana Freeway

    5.5 mi · 6 min · Santa Ana Freeway

  42. 42

    Keep slight left to continue on Santa Ana Freeway

    1.3 km · 56 sec · Santa Ana Freeway

  43. 43

    Merge slight right onto San Diego Freeway

    76.5 mi · 1 hr 29 min · San Diego Freeway

  44. 44

    Take the exit slight right toward Front Street, Civic Center, 2nd Avenue

    1164 ft · 28 sec

  45. 45

    Keep slight right to continue on Front Street, Civic Center

    592 ft · 15 sec

  46. 46

    Continue on Front Street

    2662 ft · 2 min · Front Street

  47. 47

    Arrive at your destination

    0 m · 1 sec · Front Street

Car Route Details

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

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
47 steps
9 turns on the saved route
Ramps & Exits
18
7 merges, 11 ramps or exits
Navigation Density
8.3 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
355 mi · 62%
San Diego Freeway
76.5 mi · 13%
Santa Ana Freeway
35 mi · 6%
I 405 South
25 mi · 4%
Alan S. Hart Freeway
16.8 mi · 3%
Golden Center Freeway
14.9 mi · 3%
Longest Stretch

Westside Freeway

Keep slight left to continue on Westside Freeway

237 mi · 04h 14m

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 18m
Overnight route
Same-Day Return
18h 38m
Round-trip wheel time
Road vs Air
+70.3 mi
499.3 mi direct line
Halfway Stop
Kettleman City
04h 39m from Grass Valley
Leave By
5:22 PM PDT
Overnight-style route
Weather Watch

Mostly Sunny leaving Grass Valley and Partly Sunny near San Diego.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Grass Valley to San Diego?

The road trip is about 569.6 miles (916.7 km) and usually takes 09h 18m 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?

Kettleman City is a useful midpoint, sitting about 281 miles from Grass Valley and 288.6 miles from San Diego.

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

The direct path is about 499.3 miles (803.5 km), while the road route adds roughly 70.3 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 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 $115.96 one way or $231.91 round trip. Estimated CO2 is about 178.6 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Grass Valley and Partly Sunny near San Diego.

Stop Ideas Near Kettleman City

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

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

BUS

Kettleman City, California

3 mi away
3300 Hubert Way
BUS

Lemoore, California

34 mi away
300 E Street
RAIL

Corcoran station

38 mi away
1099 Otis Ave.
BUS

Lemoore (Naval Air Station), California

41 mi away
25th Ave and Highway 198

Flight Path Map

This map shows the direct air route between Grass Valley and San Diego. Straight-line distance: 499.24 mi (803.45 km).

Grass Valley

#1 Grass Valley

City in Nevada County, California, United States

Population12,763
Coordinates39.2190600, -121.0610600
Altitude735
CountryUnited States
San Diego

#2 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
Start: Stewart Street (-121.060877, 39.219076)
End: Front Street (-117.164717, 32.71571)

Estimated Travel Time

Distance: 917 km by road

SpeedTime
30 mph (48.3 km/h)18h 58m
40 mph (64.37 km/h)14h 14m
50 mph (80.47 km/h)11h 23m
60 mph (96.56 km/h)09h 29m
70 mph (112.65 km/h)08h 08m
80 mph (129 km/h)07h 06m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
20.1 gal
76.08 L · about $115.96
Round trip
$231.91
40.2 gal · 152.16 L
Estimated CO2
178.6 kg one way
Round trip: 357.3 kg / 788 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $115.96 $231.91
Mid-grade $6.07 $121.93 $243.85
Premium $6.24 $125.48 $250.97
Diesel $7.57 $152.10 $304.19

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 16, 2026

There is no time difference between Grass Valley and San Diego. The current time is 00:48:21.

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.