How far is East Quincy, CA from San Diego, CA?

The driving distance from East Quincy, CA to San Diego, CA is about 640.3 miles (1030.4 km), with a travel time of about 11h 17m by car.

  • The straight-line flight distance is about 540.2 miles (869.3 km).
  • For a round trip, plan for roughly 22h 34m 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
640.28 mi
11h 17m
Flight
540.16 mi
869.31 km direct

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

Learn Distance

Choose another destination from East Quincy.

Flight Distance

Direct air line
540.16 mi
Kilometers
869.31 km
Flight Time
01h 05m

Driving Distance

Road route
640.28 mi
Kilometers
1030.43 km
Drive Time
11h 17m

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 11h 17m.

Arrival Snapshot
Arrive in San Diego
Thu, Jun 11, 3:00 PM PDT
Return by in East Quincy
Fri, Jun 12, 2:18 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave East Quincy
2026-06-11T03:43
Arrive San Diego
Thu, Jun 11, 3:00 PM PDT
Route Timing
11h 17m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
5:17 PM to 6:47 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
1:26 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in East Quincy
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
Coalinga
CA

City in Fresno County, California, United States

From East Quincy
325.3 mi
05h 38m
To San Diego
315 mi
05h 38m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Thursday

Sunny

Starts
Thu, Jun 11 6:00 AM PDT
Wind
3 to 9 mph NE
Destination
73°F
Thursday

Mostly Sunny

Starts
Thu, Jun 11 6:00 AM PDT
Wind
0 to 10 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between East Quincy and San Diego.

  1. 1

    Start on East Main Street

    2.2 mi · 3 min · East Main Street

  2. 2

    Continue on Lawrence Street

    3003 ft · 2 min · Lawrence Street

  3. 3

    Turn slight right onto Crescent Street

    1776 ft · 46 sec · Crescent Street

  4. 4

    Continue on State Highway 70

    9.7 mi · 14 min · State Highway 70

  5. 5

    Continue on Feather River Highway

    23.3 mi · 35 min · Feather River Highway

  6. 6

    Turn straight onto Feather River Highway

    56.8 mi · 1 hr 14 min · Feather River Highway

  7. 7

    Continue straight

    11.1 mi · 13 min

  8. 8

    Continue straight

    1.5 mi · 3 min

  9. 9

    Turn right onto 5th Street

    1272 ft · 31 sec · 5th Street

  10. 10

    Turn left onto E Street

    4.2 mi · 5 min · E Street

  11. 11

    Keep slight right

    17.5 mi · 20 min

  12. 12

    Merge slight left onto Bernie Richter Memorial Highway

    4.9 mi · 6 min · Bernie Richter Memorial Highway

  13. 13

    Continue on Golden State Highway

    7.7 mi · 9 min · Golden State Highway

  14. 14

    Merge slight left onto Westside Freeway

    66.3 mi · 1 hr 14 min · Westside Freeway

  15. 15

    Keep slight left to continue on Westside Freeway

    1.2 km · 49 sec · Westside Freeway

  16. 16

    Keep slight left to continue on Westside Freeway

    236.6 mi · 4 hr 14 min · Westside Freeway

  17. 17

    Keep slight right

    58.4 mi · 1 hr 7 min

  18. 18

    Keep slight left to continue on Golden State Freeway

    4.1 mi · 5 min · Golden State Freeway

  19. 19

    Keep slight right to continue on I 405 South

    1354 ft · 18 sec

  20. 20

    Keep slight left

    24.7 mi · 29 min

  21. 21

    Keep slight left to continue on Golden State Freeway

    1.3 mi · 2 min · Golden State Freeway

  22. 22

    Merge slight left onto Santa Ana Freeway

    25.7 mi · 30 min · Santa Ana Freeway

  23. 23

    Keep slight right to continue on Santa Ana Freeway

    1241 ft · 16 sec · Santa Ana Freeway

  24. 24

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

    1.3 km · 57 sec

  25. 25

    Keep slight left

    788 ft · 10 sec

  26. 26

    Keep slight left to continue on I 5 South

    981 ft · 13 sec

  27. 27

    Merge slight left onto Santa Ana Freeway

    1.3 km · 54 sec · Santa Ana Freeway

  28. 28

    Keep slight right to continue on Santa Ana Freeway

    1.2 km · 52 sec · Santa Ana Freeway

  29. 29

    Keep slight right to continue on Santa Ana Freeway

    1.2 mi · 1 min · Santa Ana Freeway

  30. 30

    Take the exit slight right toward Newport Avenue

    1.2 km · 1 min

  31. 31

    Turn right onto Newport Avenue

    1943 ft · 44 sec · Newport Avenue

  32. 32

    Turn left onto Walnut Avenue

    2.2 mi · 4 min · Walnut Avenue

  33. 33

    Turn left onto Jamboree Road

    2595 ft · 38 sec · Jamboree Road

  34. 34

    Take the exit slight right toward I 5 South

    1479 ft · 21 sec

  35. 35

    Merge slight left onto Santa Ana Freeway

    5.5 mi · 6 min · Santa Ana Freeway

  36. 36

    Keep slight left to continue on Santa Ana Freeway

    1.3 km · 56 sec · Santa Ana Freeway

  37. 37

    Merge slight right onto San Diego Freeway

    76.5 mi · 1 hr 29 min · San Diego Freeway

  38. 38

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

    1164 ft · 28 sec

  39. 39

    Keep slight right to continue on Front Street, Civic Center

    592 ft · 15 sec

  40. 40

    Continue on Front Street

    2662 ft · 2 min · Front Street

  41. 41

    Arrive at your destination

    0 m · 1 sec · Front Street

Car Route Details

A richer read on the saved driving route between East Quincy 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
41 steps
7 turns on the saved route
Ramps & Exits
10
6 merges, 4 ramps or exits
Navigation Density
6.4 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
362 mi · 57%
Feather River Highway
92.7 mi · 14%
San Diego Freeway
76.5 mi · 12%
Santa Ana Freeway
35 mi · 5%
I 405 South
25 mi · 4%
E Street
21.8 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
11h 17m
Overnight route
Same-Day Return
22h 34m
Round-trip wheel time
Road vs Air
+100.1 mi
540.2 mi direct line
Halfway Stop
Coalinga
05h 38m from East Quincy
Leave By
1:26 PM PDT
Overnight-style route
Weather Watch

Sunny leaving East Quincy and Mostly Sunny near San Diego.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from East Quincy to San Diego?

The road trip is about 640.3 miles (1030.4 km) and usually takes 11h 17m 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?

Coalinga is a useful midpoint, sitting about 325.3 miles from East Quincy and 315 miles from San Diego.

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

The direct path is about 540.2 miles (869.3 km), while the road route adds roughly 100.1 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 $130.32 one way or $260.64 round trip. Estimated CO2 is about 200.8 kg one way.

What should you check before leaving?

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

Stop Ideas Near Coalinga

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

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

BUS

Kettleman City, California

40 mi away
3300 Hubert Way
BUS

Lemoore (Naval Air Station), California

49 mi away
25th Ave and Highway 198
BUS

Lemoore, California

53 mi away
300 E Street
RAIL

Paso Robles station

65 mi away
800 Pine Street

Flight Path Map

This map shows the direct air route between East Quincy and San Diego. Straight-line distance: 540.16 mi (869.31 km).

East Quincy

#1 East Quincy

Census-designated place in Plumas County, California

Population2,489
Coordinates39.9340600, -120.8980100
Altitude1064
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: East Main Street (-120.898016, 39.933918)
End: Front Street (-117.164717, 32.71571)

Estimated Travel Time

Distance: 1030 km by road

SpeedTime
30 mph (48.3 km/h)21h 20m
40 mph (64.37 km/h)16h 00m
50 mph (80.47 km/h)12h 48m
60 mph (96.56 km/h)10h 40m
70 mph (112.65 km/h)09h 08m
80 mph (129 km/h)07h 59m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
22.59 gal
85.53 L · about $130.32
Round trip
$260.64
45.18 gal · 171.06 L
Estimated CO2
200.8 kg one way
Round trip: 401.5 kg / 885 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $130.32 $260.64
Mid-grade $6.07 $137.03 $274.06
Premium $6.24 $141.03 $282.06
Diesel $7.57 $170.94 $341.88

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 · Jun 11, 2026

There is no time difference between East Quincy and San Diego. The current time is 03:43:27.

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.