How much is a ticket from Saint Louis to San Diego?

Flight prices from Saint Louis to San Diego change depending on demand and time of booking.

$18 is the best price recorded in the last 15 days.

Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.

Are there alternative airports near Saint Louis and San Diego?

The two cities are about 1554 mi apart. Looking beyond the main airport might reveal better options.

• Airports in Saint Louis: Saint Louis - Lambert is the only airport in operation.
• Airports in San Diego: McClellan-Palomar is another nearby option to San Diego - International.

Many smaller airports are connected by direct buses or shuttles, often at low cost. If San Diego has more than one airport, you can pick the most convenient for your destination.

Plan your perfect flight from Saint Louis to San Diego

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers like Delta, United, American, and more.

Other popular destinations

Planning a trip to United States? Other frequent searches include: Atlanta, Los Angeles, Miami, New York City, Orlando.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.