The drive from Adelanto to San Diego takes approximately 2.5 hours via I-15 South. You will pass through the Cajon Pass and into the Inland Empire before reaching the coast. This is a popular route for those traveling to San Diego for leisure. Be prepared for heavy traffic on weekends and holidays.
Total Distance: Driving distance 200 km, Air distance 180 km.
Traffic in San Diego can be heavy during peak hours.
Any time of year, though avoid peak rush hour traffic.