How far is Stockton, CA from Westmont, CA?
The driving distance from Stockton, CA to Westmont, CA is about 345.5 miles (556.1 km), with a travel time of about 06h 24m by car.
- The straight-line flight distance is about 323.9 miles (521.3 km).
- For a round trip, plan for roughly 12h 48m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 24m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Census-designated place in Kings County, California
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Stockton and Westmont.
Turn-by-Turn Driving Directions
Step-by-step road directions between Stockton and Westmont.
-
1
Start on East Fremont Street
153 m · 31 sec · East Fremont Street
-
2
Turn left onto North Center Street
2615 ft · 1 min · North Center Street
-
3
Take the ramp slight right
1823 ft · 44 sec
-
4
Keep slight left to continue on I 5 South
1 km · 1 min
-
5
Merge slight left onto Westside Freeway
12.9 mi · 14 min · Westside Freeway
-
6
Keep slight left to continue on Westside Freeway
1.2 km · 49 sec · Westside Freeway
-
7
Keep slight left to continue on Westside Freeway
236.6 mi · 4 hr 14 min · Westside Freeway
-
8
Keep slight right
58.4 mi · 1 hr 7 min
-
9
Keep slight left to continue on Golden State Freeway
4.1 mi · 5 min · Golden State Freeway
-
10
Keep slight right to continue on I 405 South
1354 ft · 18 sec
-
11
Keep slight right
23 mi · 26 min
-
12
Keep slight right to continue on San Diego Freeway
3.1 mi · 4 min · San Diego Freeway
-
13
Take the exit slight right toward Century Boulevard, Los Angeles International Airport, Imperial Highway
741 ft · 10 sec
-
14
Continue straight
113 m · 5 sec
-
15
Keep slight right to continue on South La Cienega Boulevard, Century Boulevard West, Los Angeles International Airport
758 ft · 26 sec
-
16
Turn left onto South La Cienega Boulevard
901 ft · 22 sec · South La Cienega Boulevard
-
17
Turn left onto West Century Boulevard
4 mi · 8 min · West Century Boulevard
-
18
Turn right onto South Normandie Avenue
1641 ft · 39 sec · South Normandie Avenue
-
19
Turn right onto West 105th Street
691 ft · 32 sec · West 105th Street
-
20
Turn right
52 m · 12 sec
-
21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Stockton and Westmont.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
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.
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.
Sunny leaving Stockton and Mostly Sunny near Westmont.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Stockton to Westmont?
The road trip is about 345.5 miles (556.1 km) and usually takes 06h 24m 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 172.9 miles from Stockton and 172.6 miles from Westmont.
How much longer is the road route than the straight-line distance?
The direct path is about 323.9 miles (521.3 km), while the road route adds roughly 21.6 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 $70.32 one way or $140.65 round trip. Estimated CO2 is about 108.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Stockton and Mostly Sunny near Westmont.
Stop Ideas Near Kettleman City
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Kettleman City.
Kettleman City, California
Lemoore, California
Corcoran station
Lemoore (Naval Air Station), California
Flight Path Map
This map shows the direct air route between Stockton and Westmont. Straight-line distance: 323.91 mi (521.28 km).
#1 Stockton
The fifth most populous city in California and the center of the Stockton metropolitan area.
| Population | 312,716 |
| Coordinates | 37.9577000, -121.2907800 |
| Altitude | 4 |
| Country | United States |
#2 Westmont
City in DuPage County, Illinois, United States of America
| Population | 31,853 |
| Coordinates | 33.9414000, -118.3023000 |
| Altitude | 66 |
| Country | United States |
End: Westmont (-118.3023, 33.9414)
Estimated Travel Time
Distance: 556 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 30m |
| 40 mph (64.37 km/h) | 08h 38m |
| 50 mph (80.47 km/h) | 06h 54m |
| 60 mph (96.56 km/h) | 05h 45m |
| 70 mph (112.65 km/h) | 04h 56m |
| 80 mph (129 km/h) | 04h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $70.32 | $140.65 |
| Mid-grade | $6.07 | $73.94 | $147.89 |
| Premium | $6.24 | $76.10 | $152.20 |
| Diesel | $7.57 | $92.24 | $184.48 |
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 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.