How far is San Diego, CA from Tustin, CA?
The driving distance from San Diego, CA to Tustin, CA is about 87.2 miles (140.3 km), with a travel time of about 01h 45m by car.
- The straight-line flight distance is about 80.8 miles (130 km).
- For a round trip, plan for roughly 03h 30m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 45m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
The second most populous city in San Diego County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Slight Chance Rain Showers then Mostly Sunny
Driving Route Map
The map below follows the saved road route between San Diego and Tustin.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Diego and Tustin.
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1
Start on Front Street
8 m · 6 sec · Front Street
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2
Turn left onto West Broadway
88 m · 12 sec · West Broadway
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3
Turn left onto 1st Avenue
3072 ft · 1 min · 1st Avenue
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4
Take the ramp left toward I 5 North: Los Angeles
1017 ft · 25 sec
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5
Merge slight left onto San Diego Freeway
13.5 mi · 16 min · San Diego Freeway
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6
Keep slight left to continue on San Diego Freeway
36.3 mi · 43 min · San Diego Freeway
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7
Keep slight right to continue on San Diego Freeway
18.1 mi · 21 min · San Diego Freeway
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8
Keep slight left to continue on San Diego Freeway
7.4 mi · 9 min · San Diego Freeway
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9
Keep slight right to continue on Bake Parkway
1.6 mi · 2 min
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10
Keep slight right
6 mi · 7 min
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11
Take the exit slight right toward Jamboree Road
1266 ft · 17 sec
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12
Continue straight
527 ft · 11 sec
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13
Turn right onto Jamboree Road
2035 ft · 50 sec · Jamboree Road
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14
Turn left onto Bryan Avenue
1.8 mi · 3 min · Bryan Avenue
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15
Continue on East Main Street
3088 ft · 1 min · East Main Street
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16
Turn right onto El Camino Real
1292 ft · 28 sec · El Camino Real
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17
At the end of the road, turn left onto West 1st Street
803 ft · 25 sec · West 1st Street
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18
Arrive at your destination
0 m · 1 sec · West 1st Street
Car Route Details
A richer read on the saved driving route between San Diego and Tustin.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
San Diego Freeway
Keep slight left to continue on San Diego Freeway
36.3 mi · 00h 43m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Rain Showers leaving San Diego and Slight Chance Rain Showers then Mostly Sunny near Tustin.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Diego to Tustin?
The road trip is about 87.2 miles (140.3 km) and usually takes 01h 45m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Oceanside is a useful midpoint, sitting about 43.6 miles from San Diego and 43.6 miles from Tustin.
How much longer is the road route than the straight-line distance?
The direct path is about 80.8 miles (130 km), while the road route adds roughly 6.4 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 3:00 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.71 one way or $35.42 round trip. Estimated CO2 is about 27.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around San Diego and Slight Chance Rain Showers then Mostly Sunny near Tustin.
Stop Ideas Near Oceanside
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Grand Pacific Palisades Resort
Four Seasons Residence Club Aviara, North San Diego
Carlsbad Inn Beach Resort
Park Hyatt Aviara Resort, Golf Club & Spa
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Oceanside.
Oceanside Transit Center
Carlsbad Village station
Carlsbad Poinsettia, CA
Encinitas, CA
Flight Path Map
This map shows the direct air route between San Diego and Tustin. Straight-line distance: 80.79 mi (130.02 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 Tustin
A city in Orange County, California.
| Population | 79,815 |
| Coordinates | 33.7458500, -117.8261700 |
| Altitude | 43 |
| Country | United States |
End: Tustin (-117.82617, 33.74585)
Estimated Travel Time
Distance: 140 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 54m |
| 40 mph (64.37 km/h) | 02h 10m |
| 50 mph (80.47 km/h) | 01h 44m |
| 60 mph (96.56 km/h) | 01h 27m |
| 70 mph (112.65 km/h) | 01h 14m |
| 80 mph (129 km/h) | 01h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $17.71 | $35.42 |
| Mid-grade | $6.07 | $18.62 | $37.25 |
| Premium | $6.24 | $19.17 | $38.33 |
| Diesel | $7.57 | $23.23 | $46.46 |
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 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.