Flight
Driving
Las Vegas to San Diego
Updated: 28 May 2026
The trip from Las Vegas to San Diego is a popular route connecting the desert to the Pacific coast. The drive is approximately 330 miles via I-15 South, typically taking 5 to 6 hours. You will pass through the Inland Empire before heading south toward the coast. Alternatively, direct flights are available from LAS to San Diego International Airport (SAN), making for a quick 1.5-hour journey.
Total Distance: 530 km driving distance; 410 km straight-line air distance.
Fastest Way
Flying is the fastest, saving you several hours of driving time.
Cheapest Way
Driving is the most economical for families or groups.
Compare Las Vegas to San Diego Routes
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Direct
|
Direct
|
|
|---|---|---|
| Duration | 1 hour 20 mins | 5 hours 30 mins |
| Avg Price | $90-$250 | $70-$100 in fuel |
| Operator | Southwest Airlines | Personal Vehicle |
| Route | LAS to SAN | I-15 S to I-215 S to I-15 S. |
| Tip | Book early, as flights to San Diego are popular with weekend travelers. | Traffic through Temecula can be heavy on weekends; plan your departure accordingly. |
Travel Tips
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TrafficAvoid the I-15 corridor on Sunday afternoons when travelers are returning to Las Vegas.
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ParkingParking in downtown San Diego can be expensive; look for hotels that offer parking packages.
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Coastal WeatherThe coast is much cooler than the desert; bring a light jacket even in summer.
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Gas PricesFill up in Nevada, as California gas prices are significantly higher.
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NavigationUse a GPS to navigate the complex freeway interchanges in the San Diego area.
Safety Tips
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Road ConditionsThe I-15 can be steep and winding in the mountain passes; keep your brakes in good condition.
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EmergencyKeep a roadside emergency kit in your trunk for long-distance travel.
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Sun SafetyThe sun is strong in Southern California; wear sunscreen even on cloudy days.
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HydrationStay hydrated during the drive, as the desert air is very dry.
People Also Ask
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Is there a train?No, there is no direct passenger train service between Las Vegas and San Diego.
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How long is the drive?Typically 5 to 6 hours depending on traffic.
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What is the best way to travel?Flying is fastest, but driving is more flexible.
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Are there tolls?No, the route is toll-free.
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Is it worth driving?Yes, the drive through the mountains and desert is scenic.
Quick Info
- From Las Vegas, Nevada, United States
- To San Diego, California, United States
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Modes
Best Time to Travel
Spring or Fall for pleasant weather in both the desert and the coastal regions.
Things to Do in San Diego
1
Balboa Park
A massive cultural park with museums, gardens, and the world-famous San Diego Zoo. It is a must-see for any visitor.
2
La Jolla Cove
Known for its stunning coastal views, sea lions, and snorkeling opportunities. It is one of the most beautiful spots in the city.
3
USS Midway Museum
A historic aircraft carrier turned museum. It offers a fascinating look at naval history.
4
Gaslamp Quarter
The heart of San Diego's nightlife, featuring historic buildings, restaurants, and bars.
Tags
Las Vegas to San Diego drive
I-15 to San Diego
flights to SAN
travel to California
distance Las Vegas to San Diego
best route to San Diego
Nevada to San Diego
San Diego travel guide
