How to Get to San Diego From Las Vegas [2025-2026 Guide]

Travel from Las Vegas to San Diego in about 5 hours 15 minutes via I-15 S. Driving costs $38–$40, buses 6–7 hours $60–$75, flights ~1.4 hours $90–$140, taxis $400–$450.

The fastest way to reach San Diego from Las Vegas is by driving approximately 330 miles via I-15 S, taking about 5 hours 15 minutes. Fuel costs for a one-way trip are around $38–$40. Bus services take 6–7 hours with fares starting at $60–$75. Flights take about 1 hour 25 minutes with fares from $90–$140, while taxis or rideshares cost $400–$450 one-way.

🚗 Driving from Las Vegas to San Diego

⏱️ Travel Time & Route 🛣️

Driving from Las Vegas to San Diego covers roughly 330 miles (531 km) and typically takes about 5 hours 15 minutes. The most direct route is via I-15 S through Barstow, following scenic desert and mountain landscapes into Southern California.

  • Distance: 330 miles (531 km)
  • Estimated Driving Time: 5 hours 15 minutes
  • Route: I-15 S → San Diego

💰 Fuel Costs ⛽

Driving is cost-effective and flexible. Assuming a vehicle fuel efficiency of 25 mpg and average fuel prices of $3.86 per gallon, a one-way trip costs about $38–$40. Round trip would be roughly $76–$80.

  • One-way Fuel Cost: ~$38–$40
  • Round Trip Fuel Cost: ~$76–$80
  • Fuel Efficiency Assumption: 25 mpg

🚌 Bus Services

🚌 Greyhound and FlixBus

Bus services operate between Las Vegas and San Diego, taking about 6–7 hours with multiple stops along the way. Fares start at $60–$75 depending on timing and service.

  • Operator: Greyhound, FlixBus
  • Duration: 6–7 hours
  • Fare: $60–$75

✈️ Flights ✈️

Flights are the fastest option, taking approximately 1 hour 25 minutes. Including airport check-in, security, and transfers, total travel time is 3–4 hours. Fares generally start at $90–$140 one-way.

  • Flight Duration: ~1 hour 25 minutes
  • Total Travel Time: 3–4 hours including airport procedures
  • Fare: $90–$140

🚖 Taxi or Rideshare 🚕

Taxis and rideshare services like Uber or Lyft are available but expensive. Estimated fares range from $400–$450 one-way.

  • Estimated Fare: $400–$450
  • Duration: ~5 hours 15 minutes
  • Services: Uber, Lyft, Taxis

🧳 Travel Summary

  • Driving: 5 hours 15 minutes, ~$38–$40 fuel
  • Bus: 6–7 hours, $60–$75
  • Flights: 1 hour 25 minutes, $90–$140 + airport time
  • Taxi/Rideshare: 5 hours 15 minutes, $400–$450

❓ Frequently Asked Questions

Q: How far is San Diego from Las Vegas?
A: San Diego is approximately 330 miles (531 km) from Las Vegas.

Q: What is the best route to drive from Las Vegas to San Diego?
A: The most direct route is via I-15 S.

Q: Are there any tolls on the way to San Diego?
A: No major tolls exist on this route.

Q: Can I rent a car to drive to San Diego?
A: Yes, rental cars from Las Vegas can be driven to San Diego.

Q: Is public transportation available from Las Vegas to San Diego?
A: Yes, Greyhound and FlixBus operate daily.

Q: How much does a taxi cost from Las Vegas to San Diego?
A: Estimated fares range from $400–$450 one-way.

Q: What is the fastest way to get to San Diego?
A: Flying is fastest at about 1 hour 25 minutes.

Q: Are rideshare options available?
A: Yes, Uber and Lyft operate this route, but fares are expensive.