The drive from Mammoth Lakes to Chula Vista is approximately 650 kilometers, taking you through the heart of Los Angeles to the southern edge of San Diego County. The journey takes about 8 hours and 30 minutes, depending on traffic. A private vehicle is the most practical mode of transport for this route.
Total Distance: 650 km driving distance; 580 km straight-line air distance.
The I-5 through San Diego can be very busy; plan your arrival for off-peak hours.
Spring and Fall for pleasant coastal weather.