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Cheap STL to SAT Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

St. Louis to San Antonio route information

Origin Airport Lambert-St. Louis Intl.
Destination Airport San Antonio Intl.
Airlines Serving American Airlines, Delta, Frontier Airlines, United
Flight Price $241
Distance 786 mi

Cheap STL to SAT Flights

  • How long does it take to fly from Saint Louis to San Antonio?

    This flight takes just about two hours and 15 minutes via Southwest Airlines.
  • From Saint Louis to San Antonio, which day is going to have the most flight times?

    With six total flight time options, Sunday provides the most flexibility from STL to SAT. However, with only four flight times, Friday doesn't offer quite as many options when finding that perfect departure time.
  • How many flights are there per day from Saint Louis to San Antonio?

    The number of flight times varies by day of the week, but on average, STL to SAT sees four different options. Compared to the average route departing the United States with nine flight times, you'll have fewer options.
  • How long is the flight from STL to SAT?

    Southwest Airlines currently holds the quickest travel time with two hours and 15 minutes. So, you would arrive in San Antonio at 5:45 PM CDT if you left Saint Louis at 3:30 PM CDT.
  • What is the cheapest airline flying from Saint Louis to San Antonio?

    Delta Air Lines strives to keep prices low for their passengers over the next three months. Bookings are being made at just $217, which is a bargain when compared to the high-end bookings of $864.
  • What is the cheapest day to fly to San Antonio?

    As of Sep 16th, the cheapest day to fly from Saint Louis to San Antonio is Sep 30th. Tickets are currently $217, which is 37% below the average price.
  • Can I change the date of my flight?

    Yes, you can change your departure date. If you wish to save some funds in doing so, the cheapest day to fly in October is Wednesday. If you like to go with the flow, you may just find that you can pocket some additional cash that you can use for future trips.

Missouri to San Antonio Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Missouri to San Antonio will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring San Antonio.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with STL to SAT flights that won’t make your bank account wince. Ready to temporarily leave behind Missouri for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SAT with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Package Disclaimer

*Savings amount equal to 100% when flight + hotel are booked together. Prices based on searches conducted by fellow shoppers within the past 24 hours. There is no guarantee that these prices will be in effect at the time of your search. Vacation package savings are based on comparison to prices on Expedia.com of the same components booked separately. Savings vary based on origin/destination, length of trip, stay dates and travel partners, and aren't available on all packages.