STL to SAN (St. Louis to San Diego) Flights

Last Minute Flights from STL to SAN

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
STLSan DiegoJuly 4 to July 8$441
*Prices include taxes and fees

Cheapest STL to SAN Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
STLSan DiegoOctober 6 to October 12$205
STLSan DiegoOctober 15 to October 18$257
STLSan DiegoOctober 28 to November 4$267
STLSan DiegoSeptember 9 to September 10$308
STLSan DiegoAugust 12 to August 13$313
*Prices include taxes and fees
STL to SAN Flight Details
Origin airport
Lambert-St. Louis Intl.
Origin airport IATA code
STL
Destination airport
San Diego Intl.
Destination airport IATA code
SAN
Distance
1554 mi

Frequently asked questions

What airlines fly direct from STL to SAN?
Unfortunately, it's not possible to fly straight from Lambert-St. Louis Intl. Airport (STL) to San Diego Airport. Make your way to San Diego by grabbing a flight with at least one stop in between. If you've got spare time, why not spend a day or so in your layover city?
How many flights are there from STL to SAN?
Around 63 each day. If you're in a hurry to reach San Diego, see if you can pick up an epic last-minute deal from St. Louis, MO (STL-Lambert-St. Louis Intl.) to San Diego, CA (SAN-San Diego Intl.) and then reserve it fast!
How long does it take to fly from St. Louis, MO (STL-Lambert-St. Louis Intl.) to San Diego, CA (SAN-San Diego Intl.)?
While you won't be squashed in your seat for an eternity from St. Louis, MO (STL-Lambert-St. Louis Intl.) to San Diego, CA (SAN-San Diego Intl.), 6 hours and 20 minutes is no short trip either. Look into upgrading your airfare if you're after a few extra inches of space in front of you.
What is the flight distance from St. Louis, MO (STL-Lambert-St. Louis Intl.) to San Diego, CA (SAN-San Diego Intl.)?
A distance of 1,550 miles (2,500 1) separates St. Louis and San Diego, making it a medium-haul flight. No short hop yet no endurance race, pack your carry-on accordingly to help make your flight a comfy one.
How many morning flights are there from STL to SAN?
With around 242 morning flights per week from STL to SAN to take your pick of, you'll be bouncing out of bed and jetting off in no time at all.

  • American Airlines (AA) operates around 101 weekly flights departing before midday. The earliest is 5:00AM.
  • 6:00AM is the earliest you can journey from STL to SAN with United Airlines (UA). This company has 60 early flights a week.
  • Book an airfare with Delta Air Lines (DL) and you'll have around 59 morning flights to select from. The earliest departure time from STL is 5:36AM.

How many afternoon flights are there from STL to SAN?
With 200 afternoon and evening flights from STL to SAN each week, you can forget all about dragging yourself out of bed at the crack of dawn.

  • Book a ticket with American Airlines (AA), which has 62 flights every week that leave after midday. 12:03PM is the earliest of those flights.
  • You can also select from the 54 afternoon and evening flights with Delta Air Lines (DL) every week. 12:00PM is the first scheduled time of departure.
  • Alternatively, pack your bags and go with United Airlines (UA). This airline has 51 weekly flights after midday, with the earliest leaving at 12:20PM.

What is the earliest departure time out of St. Louis to San Diego?
5:00AM is the earliest flight you can get out of STL, touching down at SAN at 11:53PM. Save valuable time in the morning by having your luggage packed and ready to be tossed in the boot.
What is the latest departure time out of St. Louis to San Diego?
Reserve a seat on the 10:59PM flight out of STL, touching down at 3:23PM at SAN, and give yourself time to finish up those last-minute vacation preparations. This is the latest flight you can take on this route.
What is the average price from St. Louis to San Diego?
You can find a return airfare from STL to SAN beginning from around $205. The best deals sell out early, so book as soon as you've figured out your travel dates. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

St. Louis to San Diego Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from St. Louis to San Diego to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from STL to SAN, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from St. Louis to San Diego, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.