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San Antonio International Airport to St. Louis Lambert International Airport flight
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Cheap Flights from San Antonio International Airport to St. Louis Lambert International Airport

Search for flights from San Antonio to St. Louis. Find affordable one-way or round-trip flights.

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • SAT12:50
        7h 20m
        1 stop
        STL20:10
        San Antonio - St. Louis|Wed, May 22|Frontier Airlines
        US$41US$156
        74% OFF
        74% OFF
        US$156US$41
      • SAT14:18
        6h 35m
        1 stop
        STL20:53
        San Antonio - St. Louis|Wed, May 1|Frontier Airlines
        US$86US$156
        45% OFF
        45% OFF
        US$156US$86
      • SAT11:56
        22h 22m
        1 stop
        STL10:18
        San Antonio - St. Louis|Sun, May 12|Frontier Airlines
        US$89US$156
        43% OFF
        43% OFF
        US$156US$89
      • SAT06:25
        6h 5m
        1 stop
        STL12:30
        San Antonio - St. Louis|Tue, Apr 30|American Airlines
        US$91
        US$91
      • SAT17:55
        5h 27m
        1 stop
        STL23:22
        San Antonio - St. Louis|Tue, May 7|American Airlines
        US$91
        US$91
      • SAT13:57
        6h 32m
        1 stop
        STL20:29
        San Antonio - St. Louis|Thu, May 2|American Airlines
        US$104
        US$104
      • SAT17:55
        5h 27m
        1 stop
        STL23:22
        San Antonio - St. Louis|Sat, May 11|American Airlines
        US$106
        US$106
      • SAT17:55
        5h 27m
        1 stop
        STL23:22
        San Antonio - St. Louis|Sat, May 18|American Airlines
        US$106
        US$106
      • SAT09:20
        24h 58m
        2 stops
        STL10:18
        San Antonio - St. Louis|Sat, May 4|Frontier Airlines
        US$106
        US$106
      • SAT09:20
        24h 58m
        2 stops
        STL10:18
        San Antonio - St. Louis|Sat, May 11|Frontier Airlines
        US$108
        US$108
      • SAT13:00
        3h 5m
        Direct
        STL14:00
        San Antonio - St. Louis|Tue, May 7|Frontier Airlines
        Find More Flights
        Find More Flights

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

Selected Airlines from San Antonio International Airport to St. Louis Lambert International Airport

View airlines operating flights from San Antonio to St. Louis. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

Frontier Airlines
From US$41
American Airlines
From US$91
United Airlines
From US$113
Spirit Airlines
From US$173
Alaska Airlines
From US$195
Southwest Airlines
From US$218
Delta Air Lines
From US$225
ANA airlines
Find more flights and airlines
Flight Schedule from San Antonio International Airport to St. Louis Lambert International Airport

Check on the flight schedule from San Antonio to St. Louis to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA808

    American Airlines

    05:00

    SAT

    1.3h

    06:17

    DFW

    SM-----
    Search

  2. AA2897

    American Airlines

    07:03

    DFW

    1.8h

    08:50

    STL

    SMTWTFS

  3. UA5587

    United Airlines

    05:20

    SAT

    1.1h

    06:29

    IAH

    ---WTFS
    Search

  4. UA6050

    United Airlines

    07:50

    IAH

    2.2h

    10:01

    STL

    SMTWTFS

  5. DL1623

    Delta Air Lines

    05:25

    SAT

    2.3h

    08:44

    ATL

    SMTWTFS
    Search

  6. DL1046

    Delta Air Lines

    10:15

    ATL

    1.7h

    10:59

    STL

    SMTWTFS

  7. AA1442

    American Airlines

    06:16

    SAT

    2.8h

    09:05

    ORD

    SMTWTFS
    Search

  8. AA4794

    American Airlines

    09:50

    ORD

    1.3h

    11:10

    STL

    SM-----

  9. F91654

    Frontier Airlines

    07:57

    SAT

    3.1h

    12:02

    MCO

    --T-T--
    Search

  10. F91631

    Frontier Airlines

    05:30

    MCO

    2.7h

    07:13

    STL

    SMTWTFS

  11. UA6247

    United Airlines

    12:18

    SAT

    1.1h

    13:25

    IAH

    SMTWTFS
    Search

  12. UA2368

    United Airlines

    14:24

    IAH

    2.1h

    16:28

    STL

    SMTWTFS

  13. AA2093

    American Airlines

    13:57

    SAT

    2.8h

    16:47

    ORD

    SMTWT-S
    Search

  14. AA2446

    American Airlines

    18:25

    ORD

    1.3h

    19:40

    STL

    SMTWTFS

  15. WN1801

    Southwest Airlines

    17:55

    SAT

    2.3h

    19:10

    DEN

    S--WTFS
    Search

  16. WN182

    Southwest Airlines

    20:35

    DEN

    2.0h

    23:35

    STL

    SMTWT-S

  17. AA2934

    American Airlines

    17:56

    SAT

    2.8h

    21:45

    CLT

    SMTWTFS
    Search

  18. AA459

    American Airlines

    22:49

    CLT

    2.1h

    23:54

    STL

    SM-----

  19. UA1444

    United Airlines

    18:00

    SAT

    1.1h

    19:04

    IAH

    SMTWTFS
    Search

  20. UA6114

    United Airlines

    20:35

    IAH

    2.2h

    22:45

    STL

    ---WTFS
Find more flights and airlines

San Antonio International Airport to St. Louis Lambert International Airport Flights Info

Flight distance1,267.93km
Cheapest one-way ticket price$41
Cheapest return ticket price$190

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

  • How long is a flight from San Antonio International Airport to St. Louis Lambert International Airport?

    It takes around 2 hours 5 minutes to fly from San Antonio International Airport (SAT) to St. Louis Lambert International Airport (STL).

  • How many daily flights are there from San Antonio International Airport (SAT) to St. Louis Lambert International Airport (STL)?

    There are around 1 daily flights from San Antonio International Airport (SAT) to St. Louis Lambert International Airport (STL).

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

    Tickets cost around $267 in June, making it the cheapest month to book. San Antonio International Airport (SAT) to St. Louis Lambert International Airport (STL) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from San Antonio International Airport (SAT) to St. Louis Lambert International Airport (STL) most expensive?

    The route from San Antonio International Airport (SAT) to St. Louis Lambert International Airport (STL) is quite popular. Without considering departure times or holidays, tickets cost around $236 in May, the most expensive month to book this route.

  • What time does the earliest flight from San Antonio International Airport to St. Louis Lambert International Airport depart?

    The earliest flight departs from San Antonio International Airport (SAT) at 06:20 and arrives in St. Louis Lambert International Airport (STL) at 15:05.

  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20km. It takes about 40 minutes by taxi.

  • Which airline operates the most direct flights from San Antonio International Airport (SAT) to St. Louis Lambert International Airport (STL)?

    Southwest Airlines is a very popular airline operating an average of 37 flights per month.

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