The journey from Old Greenwich to San Diego covers 4,300 kilometers. The most practical way is to fly from JFK, LaGuardia, or Newark (EWR) to San Diego International Airport (SAN), taking about 6 hours. Driving is a multi-day trip and is not recommended for a standard vacation. San Diego is famous for its beaches, zoo, and naval history.
Total Distance: 4,300 km driving, 4,100 km air distance.
Book flights early for better rates.
Spring and Fall for mild weather.