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Cheap flight deals from St. Louis to Austin Starting at €65

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

  • One way
  • Round-trip
      • Cheapest nonstop
        STL10:10
        3h 45m
        Nonstop
        AUS13:55
        Sat, Feb 22|St. Louis - Austin|Southwest Airlines
        €137€177
        23% OFF
        23% OFF
        €177€137

        Choose Southwest Airlines flights from St. Louis to Austin. The one-way direct flight with Southwest Airlines departs from St. Louis Lambert International Airport on Sat, Feb 22, arriving at Austin-Bergstrom International Airport. One-way Prices start from €137 including taxes and charges.

      • STL22:20
        2h 15m
        Nonstop
        AUS00:35
        Sun, Feb 23|St. Louis - Austin|Southwest Airlines
        €147€177
        17% OFF
        17% OFF
        €177€147

        Choose Southwest Airlines flights from St. Louis to Austin. The one-way direct flight with Southwest Airlines departs from St. Louis Lambert International Airport on Sun, Feb 23, arriving at Austin-Bergstrom International Airport. One-way Prices start from €147 including taxes and charges.

      • STL18:26
        21h 55m
        1 stop
        AUS16:21
        Tue, Mar 4|St. Louis - Austin|Frontier Airlines
        €65€177
        63% OFF
        63% OFF
        €177€65

        Choose Frontier Airlines flights from St. Louis to Austin. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Tue, Mar 4, arriving at Austin-Bergstrom International Airport. One-way Prices start from €65 including taxes and charges.

      • STL18:26
        21h 55m
        1 stop
        AUS16:21
        Tue, Feb 18|St. Louis - Austin|Frontier Airlines
        €83
        €83

        Choose Frontier Airlines flights from St. Louis to Austin. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Tue, Feb 18, arriving at Austin-Bergstrom International Airport. One-way Prices start from €83 including taxes and charges.

      • STL19:10
        5h 28m
        1 stop
        AUS00:38
        Mon, Mar 17|St. Louis - Austin|Delta Air Lines
        €104
        €104

        Choose Delta Air Lines flights from St. Louis to Austin. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Mon, Mar 17, arriving at Austin-Bergstrom International Airport. One-way Prices start from €104 including taxes and charges.

      • STL19:12
        5h 14m
        1 stop
        AUS00:26
        Fri, Apr 4|St. Louis - Austin|Delta Air Lines
        €111
        €111

        Choose Delta Air Lines flights from St. Louis to Austin. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Fri, Apr 4, arriving at Austin-Bergstrom International Airport. One-way Prices start from €111 including taxes and charges.

      • STL17:32
        6h 57m
        1 stop
        AUS00:29
        Fri, Apr 18|St. Louis - Austin|Delta Air Lines
        €112
        €112

        Choose Delta Air Lines flights from St. Louis to Austin. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Fri, Apr 18, arriving at Austin-Bergstrom International Airport. One-way Prices start from €112 including taxes and charges.

      • STL12:52
        8h 14m
        1 stop
        AUS21:06
        Sat, Mar 1|St. Louis - Austin|Delta Air Lines
        €112
        €112

        Choose Delta Air Lines flights from St. Louis to Austin. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Sat, Mar 1, arriving at Austin-Bergstrom International Airport. One-way Prices start from €112 including taxes and charges.

      • STL16:45
        6h 8m
        1 stop
        AUS22:53
        Fri, Mar 28|St. Louis - Austin|Delta Air Lines
        €112
        €112

        Choose Delta Air Lines flights from St. Louis to Austin. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Fri, Mar 28, arriving at Austin-Bergstrom International Airport. One-way Prices start from €112 including taxes and charges.

      • STL06:00
        5h 42m
        1 stop
        AUS11:42
        Wed, Feb 19|St. Louis - Austin|Delta Air Lines
        €119
        €119

        Choose Delta Air Lines flights from St. Louis to Austin. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Wed, Feb 19, arriving at Austin-Bergstrom International Airport. One-way Prices start from €119 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        AUS02:00 pm
        Thu, Feb 20|St. Louis - Austin|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 Austin flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL1524

    Delta Air Lines

    06:00

    STL

    1.6h

    08:38

    ATL

    SMTWTFS
    Search

  2. DL2886

    Delta Air Lines

    09:30

    ATL

    2.6h

    11:05

    AUS

    SMTWTFS

  3. UA2135

    United Airlines

    07:00

    STL

    2.5h

    08:33

    DEN

    SMTWTFS
    Search

  4. UA1026

    United Airlines

    09:45

    DEN

    2.3h

    13:01

    AUS

    SMTWTFS

  5. UA1411

    United Airlines

    08:40

    STL

    2.3h

    10:57

    IAH

    -----FS
    Search

  6. UA6304

    United Airlines

    12:05

    IAH

    1.1h

    13:14

    AUS

    SMTWTFS

  7. DL1571

    Delta Air Lines

    10:10

    STL

    1.6h

    12:46

    ATL

    SMTWTFS
    Search

  8. DL1397

    Delta Air Lines

    14:18

    ATL

    2.5h

    15:48

    AUS

    SMTWTFS

  9. WN438

    Southwest Airlines

    10:10

    STL

    3.8h

    Nonstop

    13:55

    AUS

    -----F-
    Search

  10. UA2121

    United Airlines

    16:50

    STL

    2.3h

    19:06

    IAH

    SMTWTFS
    Search

  11. UA1810

    United Airlines

    20:20

    IAH

    1.1h

    21:26

    AUS

    SMTWTFS

  12. UA1156

    United Airlines

    17:29

    STL

    1.4h

    18:50

    ORD

    SMTWTFS
    Search

  13. UA457

    United Airlines

    19:55

    ORD

    3.1h

    23:02

    AUS

    SMTWTFS

  14. WN3678

    Southwest Airlines

    17:40

    STL

    1.6h

    20:15

    ATL

    SMTWT-S
    Search

  15. WN2677

    Southwest Airlines

    22:10

    ATL

    2.7h

    23:50

    AUS

    SM-WT-S

  16. DL1393

    Delta Air Lines

    19:10

    STL

    1.7h

    21:50

    ATL

    S--WT--
    Search

  17. DL1335

    Delta Air Lines

    22:55

    ATL

    2.5h

    00:27

    AUS

    SMTWTFS

  18. WN1325

    Southwest Airlines

    22:20

    STL

    2.3h

    Nonstop

    00:35

    AUS

    SMTWT-S
    Search
Find more flights and airlines

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

Explore the best time to buy affordable tickets to Austin 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 Austin (AUS) the cheapest?

    Airlines adjust prices for flights from St. Louis to Austin 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 Austin (AUS) cost?

    According to Trip.com's data, the lowest price is around €319.

  • How long does it take to fly from St. Louis (STL) to Austin (AUS)?

    It takes about 2 hours 37 minutes to fly from St. Louis (STL) to Austin (AUS).

  • What are the most popular airlines that fly from St. Louis (STL) to Austin (AUS)?

    Airlines with flights from St. Louis (STL) to Austin (AUS): Southwest Airlines.

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

    Southwest Airlines operates 1 non-stop flights from St. Louis (STL) to Austin (AUS).

  • How many airports are there in Austin (AUS)?

    There are 1 airport(s) near Austin (AUS): Austin–Bergstrom International Airport.

How to find a cheap flight from St. Louis to Austin

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 Austin

Cheapest direct flight price€65
Cheapest return ticket price€240
Off-season for travelJanuary
Peak season for travelNovember
Flight distance1,156.91 km
Average flight time2 hours 37 minutes
Popular airlineAlaska Airlines

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