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St. Louis Lambert International Airport to San Antonio International Airport flight

Search for flights from St. Louis to San Antonio and check out affordable one-way and round-trip options.

      • STL 13:02
        6h 23m
        1 stop
        SAT 19:25
        St. Louis - San Antonio | Sun, Sep 13 | Frontier Airlines
        SAT 20:20
        22h 57m
        1 stop
        STL 19:17
        San Antonio - St. Louis | Sat, Sep 19 | Frontier Airlines
        AU$ 423 AU$ 1,561
        73% off
        73% off
        AU$ 1,561 AU$ 423
      • STL 17:18
        6h 37m
        1 stop
        SAT 23:55
        St. Louis - San Antonio | Tue, Sep 22 | American Airlines
        SAT 18:48
        5h 39m
        1 stop
        STL 00:27
        San Antonio - St. Louis | Thu, Sep 24 | American Airlines
        AU$ 453 AU$ 1,561
        71% off
        71% off
        AU$ 1,561 AU$ 453
      • STL 05:43
        4h 18m
        1 stop
        SAT 10:01
        St. Louis - San Antonio | Sun, Sep 13 | American Airlines
        SAT 05:00
        4h 24m
        1 stop
        STL 09:24
        San Antonio - St. Louis | Sat, Sep 19 | American Airlines
        AU$ 502 AU$ 1,561
        68% off
        68% off
        AU$ 1,561 AU$ 502
      • STL 18:45
        5h 23m
        1 stop
        SAT 00:08
        St. Louis - San Antonio | Tue, Sep 22 | Delta Air Lines
        SAT 05:30
        5h 25m
        1 stop
        STL 10:55
        San Antonio - St. Louis | Thu, Sep 24 | Delta Air Lines
        AU$ 507
        68% off
        AU$ 1,561 AU$ 507
      • STL 11:15
        6h 28m
        1 stop
        SAT 17:43
        St. Louis - San Antonio | Tue, Sep 22 | United Airlines
        SAT 05:30
        7h 53m
        1 stop
        STL 13:23
        San Antonio - St. Louis | Thu, Sep 24 | Delta Air Lines
        AU$ 527
        66% off
        AU$ 1,561 AU$ 527
      • STL 10:40
        6h 21m
        1 stop
        SAT 17:01
        St. Louis - San Antonio | Sun, Sep 13 | Delta Air Lines
        SAT 14:47
        20h 30m
        1 stop
        STL 11:17
        San Antonio - St. Louis | Sat, Sep 19 | Frontier Airlines
        AU$ 610
        61% off
        AU$ 1,561 AU$ 610
      • STL 17:30
        5h 21m
        1 stop
        SAT 22:51
        St. Louis - San Antonio | Sun, Sep 13 | United Airlines
        SAT 17:30
        5h 29m
        1 stop
        STL 22:59
        San Antonio - St. Louis | Sat, Sep 19 | United Airlines
        AU$ 657
        57% off
        AU$ 1,561 AU$ 657
      • STL 08:36
        4h 35m
        1 stop
        SAT 13:11
        St. Louis - San Antonio | Thu, Aug 6 | American Airlines
        SAT 06:00
        6h 15m
        1 stop
        STL 12:15
        San Antonio - St. Louis | Tue, Aug 11 | American Airlines
        AU$ 672
        56% off
        AU$ 1,561 AU$ 672
      • STL 16:09
        16h 47m
        1 stop
        SAT 08:56
        St. Louis - San Antonio | Thu, Aug 6 | Frontier Airlines
        SAT 19:49
        23h 34m
        1 stop
        STL 19:23
        San Antonio - St. Louis | Tue, Aug 11 | Frontier Airlines
        AU$ 825
        47% off
        AU$ 1,561 AU$ 825
      • STL 10:20
        6h 9m
        1 stop
        SAT 16:29
        St. Louis - San Antonio | Thu, Aug 6 | United Airlines
        SAT 09:32
        4h 43m
        1 stop
        STL 14:15
        San Antonio - St. Louis | Tue, Aug 11 | United Airlines
        AU$ 1,389
        11% off
        AU$ 1,561 AU$ 1,389
      • STL 13:00
        17h 25m
        1 stop
        SAT 14:00
        St. Louis - San Antonio | Thu, Aug 6 | Normal Airline
        SAT 15:00
        6h
        Direct
        STL 16:00
        San Antonio - St. Louis | Sat, Aug 8 | Normal Airline
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      • STL 17:02
        15h 54m
        1 stop
        SAT 08:56
        St. Louis - San Antonio | Sat, Sep 5 | Frontier Airlines
        AU$ 181 AU$ 405
        55% off
        55% off
        AU$ 405 AU$ 181
      • STL 17:02
        15h 54m
        1 stop
        SAT 08:56
        St. Louis - San Antonio | Sat, Aug 29 | Frontier Airlines
        AU$ 182 AU$ 405
        55% off
        55% off
        AU$ 405 AU$ 182
      • STL 18:45
        26h 44m
        1 stop
        SAT 21:29
        St. Louis - San Antonio | Fri, Aug 28 | Frontier Airlines
        AU$ 183 AU$ 405
        55% off
        55% off
        AU$ 405 AU$ 183
      • STL 18:45
        26h 44m
        1 stop
        SAT 21:29
        St. Louis - San Antonio | Thu, Aug 27 | Frontier Airlines
        AU$ 183
        55% off
        AU$ 405 AU$ 183
      • STL 20:08
        22h 46m
        1 stop
        SAT 18:54
        St. Louis - San Antonio | Mon, Aug 24 | Frontier Airlines
        AU$ 187
        54% off
        AU$ 405 AU$ 187
      • STL 16:09
        16h 47m
        1 stop
        SAT 08:56
        St. Louis - San Antonio | Sat, Aug 22 | Frontier Airlines
        AU$ 187
        54% off
        AU$ 405 AU$ 187
      • STL 19:10
        26h 19m
        1 stop
        SAT 21:29
        St. Louis - San Antonio | Wed, Aug 26 | Frontier Airlines
        AU$ 187
        54% off
        AU$ 405 AU$ 187
      • STL 20:08
        22h 46m
        1 stop
        SAT 18:54
        St. Louis - San Antonio | Fri, Aug 14 | Frontier Airlines
        AU$ 196
        52% off
        AU$ 405 AU$ 196
      • STL 20:08
        22h 46m
        1 stop
        SAT 18:54
        St. Louis - San Antonio | Fri, Aug 21 | Frontier Airlines
        AU$ 196
        52% off
        AU$ 405 AU$ 196
      • STL 19:03
        25h 34m
        1 stop
        SAT 20:37
        St. Louis - San Antonio | Fri, Aug 7 | Frontier Airlines
        AU$ 360
        11% off
        AU$ 405 AU$ 360
      • STL 13:00
        17h 25m
        1 stop
        SAT 14:00
        St. Louis - San Antonio | Thu, Aug 6 | Normal Airline
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Selected Airlines from St. Louis Lambert International Airport to San Antonio International Airport

See which airlines fly from St. Louis to San Antonio. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From AU$ 176
Delta Air Lines
From AU$ 210
American Airlines
From AU$ 219
United Airlines
From AU$ 237
Alaska Airlines
From AU$ 555

Find more flights and airlines

Flight Schedule from St. Louis Lambert International Airport to San Antonio International Airport

Check the schedule for flights from St. Louis to San Antonio and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA2761

    St. Louis Lambert International Airport

    19:10

    STL

    1h 59m

    Direct

    21:09

    DFW

    - - - W - - S
    Search

  2. AA3097

    Dallas Fort Worth International Airport

    21:45

    DFW

    1h 5m

    Direct

    22:50

    SAT

    S M T W T F S

  3. AA2261

    St. Louis Lambert International Airport

    05:42

    STL

    1h 58m

    Direct

    07:40

    DFW

    S M T W T F S
    Search

  4. AA2759

    Dallas Fort Worth International Airport

    08:55

    DFW

    1h 6m

    Direct

    10:01

    SAT

    S M T W T F S

  5. DL1524

    St. Louis Lambert International Airport

    06:00

    STL

    1h 40m

    Direct

    08:40

    ATL

    S M T W T F S
    Search

  6. DL1121

    Hartsfield–Jackson Atlanta International Airport

    09:45

    ATL

    2h 25m

    Direct

    11:10

    SAT

    S M T W T - S

  7. AA537

    St. Louis Lambert International Airport

    06:36

    STL

    1h 59m

    Direct

    08:35

    DFW

    S M T W T F S
    Search

  8. AA413

    Dallas Fort Worth International Airport

    09:00

    DFW

    1h 8m

    Direct

    10:08

    SAT

    S M T W T F S

  9. AA2761

    St. Louis Lambert International Airport

    19:10

    STL

    1h 59m

    Direct

    21:09

    DFW

    - - - W - - S
    Search

  10. AA1599

    Dallas Fort Worth International Airport

    22:50

    DFW

    1h 8m

    Direct

    23:58

    SAT

    - M T W - F S

  11. DL2700

    St. Louis Lambert International Airport

    15:40

    STL

    1h 37m

    Direct

    18:17

    ATL

    S M T W T F S
    Search

  12. DL2893

    Hartsfield–Jackson Atlanta International Airport

    17:59

    ATL

    2h 23m

    Direct

    19:22

    SAT

    S M T W T F S

  13. DL1400

    St. Louis Lambert International Airport

    11:00

    STL

    1h 37m

    Direct

    13:37

    ATL

    S M T W T F S
    Search

  14. DL2893

    Hartsfield–Jackson Atlanta International Airport

    17:59

    ATL

    2h 23m

    Direct

    19:22

    SAT

    S M T W T F S

  15. AA1926

    St. Louis Lambert International Airport

    05:54

    STL

    1h 31m

    Direct

    07:25

    ORD

    S M T W T F S
    Search

  16. AA488

    O'Hare International Airport

    10:05

    ORD

    2h 48m

    Direct

    12:53

    SAT

    S M T W T F S

  17. DL1799

    St. Louis Lambert International Airport

    17:33

    STL

    1h 41m

    Direct

    20:14

    ATL

    S M T W T F S
    Search

  18. DL1508

    Hartsfield–Jackson Atlanta International Airport

    22:50

    ATL

    2h 38m

    Direct

    00:28

    SAT

    S M T W T - S

  19. DL566

    St. Louis Lambert International Airport

    14:58

    STL

    1h 35m

    Direct

    17:33

    ATL

    S M T W T F S
    Search

  20. DL1222

    Hartsfield–Jackson Atlanta International Airport

    20:50

    ATL

    2h 37m

    Direct

    22:27

    SAT

    - - T - - F -
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St. Louis Lambert International Airport to San Antonio International Airport Flights Info

Flight distance 1,267.93km
Cheapest one-way ticket price AU$ 181
Cheapest return ticket price AU$ 423

FAQs for St. Louis Lambert International Airport to San Antonio International Airport Flights

  • How long is the flights from St. Louis Lambert International Airport (STL) to San Antonio International Airport (SAT)?

    It takes around 4 hours 28 minutes to fly from St. Louis Lambert International Airport (stl) to San Antonio International Airport(sat).
  • There are around 1 daily flights from St. Louis Lambert International Airport (STL) to San Antonio International Airport (SAT).
  • Tickets cost around AU$ 386 in October, making it the cheapest month to book. St. Louis Lambert International Airport (STL) to San Antonio International Airport (SAT) is a popular route, so don't forget to book your tickets in advance.
  • The route from St. Louis Lambert International Airport (STL) to San Antonio International Airport (SAT) is quite popular. Without considering departure times or holidays, tickets cost around AU$ 386 in October, the most expensive month to book this route.
    • The distance from San Antonio International Airport to downtown is about 12km, by taxi about 30 minutes.
  • United Airlines is a very popular airline operating an average of 75 flights per month.

Most popular destination

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.