Flight
Driving
Holladay to San Diego
Updated: 31 May 2026
The journey from Holladay to San Diego is a 750-mile drive south on I-15. You will pass through Las Vegas and the Inland Empire. The drive takes 12 to 13 hours. Alternatively, direct flights from Salt Lake City to San Diego take about 2 hours.
Total Distance: 1,200 km driving distance; 1,000 km straight-line air distance.
Fastest Way
Flying from SLC to SAN takes 2 hours.
Cheapest Way
Driving is cheaper for groups of three or more.
Compare Holladay to San Diego Routes
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Direct
|
Direct
|
|
|---|---|---|
| Duration | 2 hours | 12 hours |
| Avg Price | $120-$350 | $150-$200 in fuel |
| Operator | Delta Air Lines | Personal Vehicle |
| Route | Salt Lake City International (SLC) to San Diego International (SAN). | I-15 South all the way to San Diego. |
| Tip | Delta and Southwest offer frequent flights. | The drive through the Cajon Pass can be very busy. |
Travel Tips
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TrafficAvoid the I-15/I-805 interchange during rush hours.
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ParkingParking in downtown San Diego is expensive; use public transit.
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NavigationUse GPS to navigate the city's freeway system.
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WeatherSan Diego has a mild climate; bring light layers.
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BeachesVisit Coronado Beach for a classic Southern California experience.
Safety Tips
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FatigueThis is a long drive; plan for an overnight stop in Las Vegas.
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Vehicle PrepCheck your fluids and tires before starting this long journey.
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Emergency KitKeep a well-stocked emergency kit in your trunk.
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Desert HeatIf your car breaks down in the desert, stay with the vehicle.
People Also Ask
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Is there a train to San Diego?No direct train from Salt Lake; you would need to connect in California.
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How long is the drive?It takes about 12 hours.
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Are there tolls?Some express lanes in San Diego have tolls.
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Is flying better?Yes, it saves nearly 10 hours of travel time.
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What is the best route?I-15 South is the only practical route.
Quick Info
- From Holladay, Utah, United States
- To San Diego, California, United States
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Modes
Best Time to Travel
Year-round, but spring and fall are particularly pleasant.
Things to Do in San Diego
1
San Diego Zoo
Visit one of the most famous zoos in the world. It is located in Balboa Park.
2
Balboa Park
Explore the museums, gardens, and architecture. It is a beautiful cultural center.
3
La Jolla Cove
See the sea lions and enjoy the beautiful coastline. It is a great spot for snorkeling.
4
USS Midway Museum
Tour the historic aircraft carrier. It is a fascinating piece of naval history.
Tags
Holladay to San Diego drive
Salt Lake to San Diego travel
I-15 South route
California transport
San Diego commute
Holladay to San Diego flight
Utah to California travel
Southern California trip
