* All fares below were last found on: Feb 15, 2019 and 2:58:23 PM.
Fares are round trip, Fares incl. all fuel surcharges, our service fees and taxes.
Displayed fares are based on historical data, are subject to change and cannot be guaranteed at the time of booking.
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Book your flights from St Louis to San Diego and save big on airfares. San Diego is a beautiful coastal city in California particularly famous for its beaches and abundant wildlife. Get up close and personal with whales and sea lions at Sea World and also watch exciting shows at the venue. Enjoy the rejuvenating sunbath at Ocean Beach and also taste delicious local cuisines. Those who need a little bit of adrenaline rush should visit Mission Bay and enjoy kayaking adventures.
There are plenty of airlines that offer flights from St Louis to San Diego including Frontier Airlines, US Airways and American Airlines. Take advantage of exclusive deals on flights to San Diego and save more to splurge on a vacation. The flight from St Louis to San Diego takes about five hours to cover a distance of about 1,558 miles excluding the layover time, so make sure you have your I-pods and mp3 players handy for the travel.