Cheap flights from St. Louis (STL) to San Diego (SAN)

Lambert - St Louis International Airport (STL) is the largest and busiest airport in the state of Illinois and is located about 10 miles northwest of downtown St. Louis. It can be reached by major transportation routes Interstate-70 and Interstate-270.

Typical flight times are four to six hours to San Diego International Airport (SAN), and after arriving, you’ll be very near Interstate-5, which goes north along the coast into California and south into Mexico.

Attractions and Tips

Balboa Park is home to the San Diego Zoo, numerous museums and more than 68 miles of beautiful beaches in and around the city. Along the waterfront in Mission Bay is Sea World San Diego, great fun for the whole family. The Gaslamp Quarter National Historic District features a number of restored 19th and 20th century Victorian buildings.

A real must-see is San Diego’s Seaport Village, which contains many unique shops and restaurants, and is a pleasant stroll on any day. On the San Diego Waterfront Trail, visitors can take a self-guided tour of the USS Midway, a nautical museum.

It is not often rainy in San Diego, but it is cloudy on over 100 days of each year. Temperatures range between 50 and 90 degrees Fahrenheit, with winters being very mild and summers generally staying warm but not excessively hot.