How far is San Diego, CA from Weldon, CA?
The driving distance from San Diego, CA to Weldon, CA is about 264.4 miles (425.5 km), with a travel time of about 05h 21m by car.
- The straight-line flight distance is about 213.8 miles (344 km).
- For a round trip, plan for roughly 10h 43m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 05h 21m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
A city in San Bernardino County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between San Diego and Weldon.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Diego and Weldon.
-
1
Start on Front Street
8 m · 6 sec · Front Street
-
2
Turn left onto West Broadway
3088 ft · 1 min · West Broadway
-
3
Turn left onto 11th Avenue
1146 ft · 25 sec · 11th Avenue
-
4
Continue on Cabrillo Parkway
2.4 mi · 3 min · Cabrillo Parkway
-
5
Continue on Cabrillo Freeway
8.3 mi · 10 min · Cabrillo Freeway
-
6
Keep slight left
2688 ft · 35 sec
-
7
Continue on Semper Fi Highway
1.8 mi · 2 min · Semper Fi Highway
-
8
Continue on Escondido Freeway
3.1 mi · 4 min · Escondido Freeway
-
9
Continue on Tony Gwynn Memorial Freeway
4.6 mi · 5 min · Tony Gwynn Memorial Freeway
-
10
Continue on Escondido Freeway
5.9 mi · 7 min · Escondido Freeway
-
11
Keep slight left to continue on Escondido Freeway
6.9 mi · 8 min · Escondido Freeway
-
12
Continue on Avocado Highway
21.9 mi · 23 min · Avocado Highway
-
13
Continue on Escondido Freeway
6.3 mi · 7 min · Escondido Freeway
-
14
Take the exit slight right toward I 215
1510 ft · 18 sec
-
15
Continue on Escondido Freeway
34.5 mi · 40 min · Escondido Freeway
-
16
Keep slight right to continue on I 215 North: San Bernardino, Barstow
2413 ft · 51 sec
-
17
Merge slight left onto Riverside Freeway
5.4 mi · 6 min · Riverside Freeway
-
18
Continue on San Bernardino Freeway
5.5 mi · 6 min · San Bernardino Freeway
-
19
Continue on Barstow Freeway
8.9 mi · 10 min · Barstow Freeway
-
20
Keep slight left
1141 ft · 14 sec
-
21
Continue on Barstow and Mojave Freeway
6.8 mi · 7 min · Barstow and Mojave Freeway
-
22
Continue on CHP Officer Larry L. Wetterling and San Bernardino County Sheriff's Lieutenant Alfred E. Stewart Memorial Highway
5.4 mi · 6 min · CHP Officer Larry L. Wetterling and San Bernardino County Sheriff's Lieutenant Alfred E. Stewart Memorial Highway
-
23
Continue on Barstow and Mojave Freeway
2.8 mi · 3 min · Barstow and Mojave Freeway
-
24
Take the exit right toward US 395 North: Adelanto, Bishop
1549 ft · 38 sec
-
25
Continue on US 395 North: Adelanto, Bishop
1.4 km · 2 min
-
26
Continue on Blue Star Memorial Highway
66.7 mi · 1 hr 21 min · Blue Star Memorial Highway
-
27
Continue on Red Mountain Road
1.5 km · 2 min · Red Mountain Road
-
28
Continue on Blue Star Memorial Highway
24.3 mi · 29 min · Blue Star Memorial Highway
-
29
Take the exit slight right
1746 ft · 23 sec
-
30
Keep slight left
38 m · 9 sec
-
31
Turn left onto West Inyokern Road
4.9 mi · 9 min · West Inyokern Road
-
32
At the end of the road, turn left onto Aerospace Highway
2.5 mi · 3 min · Aerospace Highway
-
33
Continue on Midland Trail
2588 ft · 35 sec · Midland Trail
-
34
Turn right onto Isabella Walker Pass Road
30.3 mi · 45 min · Isabella Walker Pass Road
-
35
Arrive at your destination
0 m · 1 sec · Isabella Walker Pass Road
Car Route Details
A richer read on the saved driving route between San Diego and Weldon.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Blue Star Memorial Highway
Continue on Blue Star Memorial Highway
66.7 mi · 01h 21m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Partly Sunny leaving San Diego and Sunny near Weldon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Diego to Weldon?
The road trip is about 264.4 miles (425.5 km) and usually takes 05h 21m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Hesperia is a useful midpoint, sitting about 132.4 miles from San Diego and 132 miles from Weldon.
How much longer is the road route than the straight-line distance?
The direct path is about 213.8 miles (344 km), while the road route adds roughly 50.6 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 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 6:16 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $53.82 one way or $107.65 round trip. Estimated CO2 is about 82.9 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around San Diego and Sunny near Weldon.
Stop Ideas Near Hesperia
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 Hesperia.
Victorville, CA
Victor Valley Transportation Center
San Bernardino Santa Fe Depot
Riverside–Downtown
Flight Path Map
This map shows the direct air route between San Diego and Weldon. Straight-line distance: 213.74 mi (343.98 km).
#1 San Diego
The eighth most populous city in the United States and the center of the San Diego metropolitan area.
| Population | 1,422,420 |
| Coordinates | 32.7157100, -117.1647200 |
| Altitude | 20 |
| Country | United States |
#2 Weldon
City in Iowa, USA
| Population | 2,642 |
| Coordinates | 35.6657900, -118.2903600 |
| Altitude | 809 |
| Country | United States |
End: Weldon (-118.29036, 35.66579)
Estimated Travel Time
Distance: 426 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 48m |
| 40 mph (64.37 km/h) | 06h 36m |
| 50 mph (80.47 km/h) | 05h 17m |
| 60 mph (96.56 km/h) | 04h 24m |
| 70 mph (112.65 km/h) | 03h 46m |
| 80 mph (129 km/h) | 03h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $53.82 | $107.65 |
| Mid-grade | $6.07 | $56.60 | $113.19 |
| Premium | $6.24 | $58.25 | $116.49 |
| Diesel | $7.57 | $70.60 | $141.20 |
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 · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.