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Cheap flight deals from St. Louis to San Antonio Starting at €62

Whether you’re going for a one-way or round-trip to San Antonio, we’ve got you covered! Check out these different flight options from St. Louis below.

  • One way
  • Round-trip
      • Cheapest nonstop
        STL08:40
        2h 25m
        Nonstop
        SAT11:05
        Sat, Mar 15|St. Louis - San Antonio|Southwest Airlines
        €674€765
        12% OFF
        12% OFF
        €765€674

        Choose Southwest Airlines flights from St. Louis to San Antonio. The one-way direct flight with Southwest Airlines departs from St. Louis Lambert International Airport on Sat, Mar 15, arriving at San Antonio International Airport. One-way Prices start from €674 including taxes and charges.

      • STL23:08
        17h 50m
        1 stop
        SAT16:58
        Thu, Feb 27|St. Louis - San Antonio|Frontier Airlines
        €62€765
        92% OFF
        92% OFF
        €765€62

        Choose Frontier Airlines flights from St. Louis to San Antonio. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Thu, Feb 27, arriving at San Antonio International Airport. One-way Prices start from €62 including taxes and charges.

      • STL19:07
        5h 20m
        1 stop
        SAT00:27
        Thu, Mar 6|St. Louis - San Antonio|Delta Air Lines
        €88€765
        88% OFF
        88% OFF
        €765€88

        Choose Delta Air Lines flights from St. Louis to San Antonio. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Thu, Mar 6, arriving at San Antonio International Airport. One-way Prices start from €88 including taxes and charges.

      • STL19:10
        5h 27m
        1 stop
        SAT00:37
        Mon, Mar 24|St. Louis - San Antonio|Delta Air Lines
        €90
        €90

        Choose Delta Air Lines flights from St. Louis to San Antonio. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Mon, Mar 24, arriving at San Antonio International Airport. One-way Prices start from €90 including taxes and charges.

      • STL06:00
        5h 35m
        1 stop
        SAT11:35
        Wed, Apr 2|St. Louis - San Antonio|Delta Air Lines
        €91
        €91

        Choose Delta Air Lines flights from St. Louis to San Antonio. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Wed, Apr 2, arriving at San Antonio International Airport. One-way Prices start from €91 including taxes and charges.

      • STL16:40
        7h 47m
        1 stop
        SAT00:27
        Tue, Mar 4|St. Louis - San Antonio|Delta Air Lines
        €91
        €91

        Choose Delta Air Lines flights from St. Louis to San Antonio. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Tue, Mar 4, arriving at San Antonio International Airport. One-way Prices start from €91 including taxes and charges.

      • STL16:40
        7h 47m
        1 stop
        SAT00:27
        Wed, Mar 5|St. Louis - San Antonio|Delta Air Lines
        €91
        €91

        Choose Delta Air Lines flights from St. Louis to San Antonio. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Wed, Mar 5, arriving at San Antonio International Airport. One-way Prices start from €91 including taxes and charges.

      • STL16:40
        7h 47m
        1 stop
        SAT00:27
        Fri, Feb 28|St. Louis - San Antonio|Delta Air Lines
        €104
        €104

        Choose Delta Air Lines flights from St. Louis to San Antonio. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Fri, Feb 28, arriving at San Antonio International Airport. One-way Prices start from €104 including taxes and charges.

      • STL12:52
        7h 30m
        1 stop
        SAT20:22
        Sat, Mar 8|St. Louis - San Antonio|Delta Air Lines
        €107
        €107

        Choose Delta Air Lines flights from St. Louis to San Antonio. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Sat, Mar 8, arriving at San Antonio International Airport. One-way Prices start from €107 including taxes and charges.

      • STL16:40
        7h 47m
        1 stop
        SAT00:27
        Sat, Mar 1|St. Louis - San Antonio|Delta Air Lines
        €107
        €107

        Choose Delta Air Lines flights from St. Louis to San Antonio. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Sat, Mar 1, arriving at San Antonio International Airport. One-way Prices start from €107 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        SAT02:00 pm
        Sun, Feb 23|St. Louis - San Antonio|Southwest Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

St. Louis to San Antonio flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL1524

    Delta Air Lines

    06:00

    STL

    1.8h

    08:45

    ATL

    SMTWTFS
    Search

  2. DL1408

    Delta Air Lines

    11:45

    ATL

    2.7h

    13:26

    SAT

    SMTWTFS

  3. UA6199

    United Airlines

    06:15

    STL

    2.4h

    08:41

    IAH

    SMTWTFS
    Search

  4. UA2337

    United Airlines

    10:15

    IAH

    1.2h

    11:27

    SAT

    SMTWTFS

  5. DL1597

    Delta Air Lines

    06:30

    STL

    1.7h

    08:12

    MSP

    SMTWTFS
    Search

  6. DL2667

    Delta Air Lines

    09:05

    MSP

    3.2h

    12:19

    SAT

    SMTWT-S

  7. UA6223

    United Airlines

    08:40

    STL

    2.4h

    11:03

    IAH

    SMTWTF-
    Search

  8. UA2378

    United Airlines

    12:15

    IAH

    1.2h

    13:27

    SAT

    SMTWTFS

  9. UA2121

    United Airlines

    16:50

    STL

    2.3h

    19:06

    IAH

    SMTWTFS
    Search

  10. UA2142

    United Airlines

    22:08

    IAH

    1.1h

    23:15

    SAT

    SMTWTFS

  11. UA2121

    United Airlines

    16:50

    STL

    2.3h

    19:06

    IAH

    SMTWTFS
    Search

  12. UA2338

    United Airlines

    20:25

    IAH

    1.2h

    21:37

    SAT

    SMTWTFS

  13. DL1485

    Delta Air Lines

    17:40

    STL

    1.8h

    20:25

    ATL

    SMTWTFS
    Search

  14. DL2893

    Delta Air Lines

    18:45

    ATL

    2.7h

    20:27

    SAT

    SMTWTFS

  15. AA4728

    American Airlines

    18:29

    STL

    1.4h

    19:50

    ORD

    SMTWT-S
    Search

  16. AA431

    American Airlines

    20:47

    ORD

    3.0h

    23:50

    SAT

    SMTWTFS

  17. DL1393

    Delta Air Lines

    19:05

    STL

    1.7h

    21:46

    ATL

    S--WT--
    Search

  18. DL1508

    Delta Air Lines

    21:50

    ATL

    2.7h

    23:33

    SAT

    SMTWTFS

  19. WN2215

    Southwest Airlines

    20:20

    STL

    1.2h

    21:30

    BNA

    SMTWT-S
    Search

  20. WN1693

    Southwest Airlines

    20:45

    BNA

    2.7h

    23:25

    SAT

    SMTWT-S
Find more flights and airlines

When is the cheapest time to fly from St. Louis to San Antonio?

Explore the best time to buy affordable tickets to San Antonio with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to San Antonio (SAT) the cheapest?

    Airlines adjust prices for flights from St. Louis to San Antonio based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to San Antonio (SAT) cost?

    According to Trip.com's data, the lowest price is around €314.

  • How long does it take to fly from St. Louis (STL) to San Antonio (SAT)?

    It takes about 2 hours 25 minutes to fly from St. Louis (STL) to San Antonio (SAT).

  • What is the transportation method from the main airport to downtown in San Antonio?

    • The distance from San Antonio International Airport to downtown is about 12 km, by taxi about 30 minutes.

  • What are the most popular airlines that fly from St. Louis (STL) to San Antonio (SAT)?

    Airlines with flights from St. Louis (STL) to San Antonio (SAT): Southwest Airlines.

  • What's the most popular airline for non-stop flights from St. Louis (STL) to San Antonio (SAT)?

    Southwest Airlines operates 1 non-stop flights from St. Louis (STL) to San Antonio (SAT).

  • How many airports are there in San Antonio (SAT)?

    There are 2 airport(s) near San Antonio (SAT): San Antonio International Airport and Kelly Field Annex/Lackland Air Force Base.

How to find a cheap flight from St. Louis to San Antonio

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | St. Louis to San Antonio

Cheapest direct flight price€62
Cheapest return ticket price€225
Off-season for travelFebruary
Peak season for travelMay
Flight distance1,264.51 km
Average flight time2 hours 25 minutes
Popular airlineUnited Airlines

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