St. Louis

$60+ Cheap flights from Austin to St. Louis (AUS - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — STL
Nov 3 — Nov 101
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AUS - STL
Nov 3 - Nov 10

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The best prices from Austin Bergstrom to Lambert-St Louis are usually found in April or February, booked 46 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Austin to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

January

Cheapest in

April

Round-trip from

$118
(CheapOair)

One-way from

$60
(Frontier)
Provider with most accurate pricing for Austin Bergstrom-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Austin Bergstrom-Lambert-St Louis flights.
High demand for flights, 12% potential price rise
Best time to find cheap flights, 9% potential price drop
From Austin Bergstrom to Lambert-St Louis
One-way flight from Austin Bergstrom to Lambert-St Louis

Find flight deals from Austin to St. Louis

Cheapest flights from Austin to St. Louis
Explore the most affordable flight options available from Austin to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2024.

This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/97:54 pmAUS - STL
1 stop28h 19mFrontier
Mon 11/114:09 pmSTL - AUS
1 stop27h 03mFrontier
Deal found 10/28$258
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/115:15 amAUS - STL
2 stops10h 19mUnited Airlines
Sat 12/146:30 amSTL - AUS
1 stop5h 31mUnited Airlines
Deal found 10/28$269
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/205:00 amAUS - STL
1 stop3h 52mAmerican Airlines
Wed 12/255:45 amSTL - AUS
1 stop5h 22mAmerican Airlines
Deal found 10/28$270
This Southwest deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/246:15 amAUS - STL
Nonstop2h 05mSouthwest
Tue 12/317:00 amSTL - AUS
1 stop4h 15mSouthwest
Deal found 10/28$271
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:15 amAUS - STL
1 stop6h 49mDelta
Wed 12/45:05 pmSTL - AUS
1 stop7h 30mDelta
Deal found 10/29$277
This FareScan deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/310:14 amAUS - STL
1 stop6h 12mSpirit Airlines
Sun 12/84:26 pmSTL - AUS
2 stops25h 17mSpirit Airlines
Deal found 10/29$303
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1411:43 amAUS - STL
3 stops29h 02mMultiple Airlines
Sun 11/1712:00 pmSTL - AUS
3 stops32h 17mMultiple Airlines
Deal found 10/28$372
This Alaska Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/124:12 pmAUS - STL
2 stops21h 15mAlaska Airlines
Tue 11/197:00 amSTL - AUS
2 stops15h 56mAlaska Airlines
Deal found 10/28$602

Find flights from Austin to St. Louis within your budget

Customize your flight search to find flights from Austin to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,539,541 searches. Data last updated October 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$118 - $602

Route

Depart

Return

Price

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Mon 11/11

1 stop27h 10m

Lambert-St Louis

Wed 11/13

1 stop16h 08m

$118

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Thu 12/5

1 stop5h 02m

Lambert-St Louis

Sun 12/8

1 stop5h 07m

$194

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Wed 12/11

1 stop8h 18m

Lambert-St Louis

Sat 12/14

1 stop6h 30m

$196

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Sun 11/24

1 stop3h 43m

Lambert-St Louis

Thu 11/28

1 stop6h 42m

$237

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Sat 1/25

Nonstop2h 00m

Lambert-St Louis

Mon 1/27

Nonstop2h 15m

$262

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Thu 11/14

3 stops29h 02m

Lambert-St Louis

Sun 11/17

3 stops32h 17m

$372

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Mon 11/18

2 stops27h 10m

Lambert-St Louis

Thu 11/21

3 stops24h 14m

$432

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Tue 11/12

2 stops21h 15m

Lambert-St Louis

Tue 11/19

2 stops15h 56m

$602

Flights are sorted by cheapest first

Deals found on 10/28

Compare providers for flights from Austin to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to St. Louis in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
PricelinePrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Austin-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Austin to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Austin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Austin to St. Louis

Get recent, data-driven insights about flights from Austin to St. Louis including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Austin to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Austin to St. Louis. Price data was last updated on October 25, 2024.

The price you pay for your flight from Austin to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Austin to St. Louis?

Currently, September is the cheapest month in which you can book a flight from Austin to St. Louis (average of $308). Flying from Austin to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AUS to STL?

Find hourly flight availability from Austin to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2024.

One of the essential ways to save on airfare from Austin to St. Louis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.

What is the cheapest day to fly from Austin to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Austin to St. Louis. Price data was last updated on October 20, 2024.

Travelers seeking maximum savings on their Austin to St. Louis flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated October 29, 2024.
Peruse reviews from past customers who have flown with Southwest and Frontier from Austin to St. Louis to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,125 reviews

Crew

8.7

Overall

8.1

Boarding

8.3

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.1
Very good
5,125 reviews
8.1
Very good
5,125 reviews

Crew

8.7

Overall

8.1

Boarding

8.3

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.0
Very good
9,416 reviews
8.1
Very good
5,125 reviews

Crew

8.7

Overall

8.1

Boarding

8.3

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.0
Very good
8,845 reviews
8.1
Very good
5,125 reviews

Crew

8.7

Overall

8.1

Boarding

8.3

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.4
Good
9,249 reviews
8.1
Very good
5,125 reviews

Crew

8.7

Overall

8.1

Boarding

8.3

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.3
Good
10,000 reviews
8.1
Very good
5,125 reviews

Crew

8.7

Overall

8.1

Boarding

8.3

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from Austin to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Austin to St. Louis?

    If you book a flight from Austin to St. Louis, you will be flying from Austin Bergstrom to Lambert-St Louis. Flights to Lambert-St Louis (STL) from Austin Bergstrom (AUS) take 2h 00m for a nonstop flight. There is 1 flight from Austin Bergstrom to St. Louis per day from 5 airlines.

  • Can I find flights from Austin to St. Louis for under $200 on Cheapflights?

    Yes, there are multiple flights from Austin to St. Louis for under $200. The cheapest flight booked recently is on Frontier for just $118, but on average you can expect to pay $301.

  • Are there nonstop flights from Austin to St. Louis for under $300 on Cheapflights?

    Cheapflights has at least 1 direct flight from Austin to St. Louis under $300. A good price for a nonstop flight from Austin to St. Louis is less than $262.

  • Are there last-minute flights available from Austin to St. Louis for under $300?

    There are currently 2+ open flights from Austin to St. Louis within the next 7 days for less than $300.

  • What days are nonstop flights available from Austin to St. Louis?

    Nonstop flights are available for this route on the following days: Wednesday.

  • How popular is this Austin to St. Louis flight route?

  • How many flights depart from Austin to St. Louis on average per day?

    Travelers can expect 2 flights from Austin to St. Louis on average per day.
    Early Morning (Midnight to 6am) - 50% of flight departures
    Afternoon (Noon - 6pm) - 50% of flight departures

  • How long is the flight from Austin to St. Louis?

    There are many flights that can get you from Austin to St. Louis in 5h 02m. Fly via Frontier, American Airlines, or Delta to get the fastest option. The distance between Austin and St. Louis is about 725 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Austin to St. Louis round-trip?

    Our cheapest airline available from Austin to St. Louis is Frontier. Our recent data shows that you can find tickets from as low as $118 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $194 and $196 round-trip. You may be able to fly from Austin to St. Louis for 64% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Austin to St. Louis one-way?

    $60 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $88 and $97, respectively.

  • What are the cheapest flights from Austin to St. Louis?

    While on average a flight from Austin to St. Louis is generally $316, our data shows the cheapest flight currently is $140. When looking at the most popular route, (Austin Bergstrom - Lambert-St Louis), you can expect to pay $185 for that flight.

  • What does AUS to STL mean?

    This is defined as Austin Bergstrom Airport (AUS) and Lambert-St Louis Airport (STL). Codes like Lambert-St Louis Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Austin to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Austin to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Austin to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Austin to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Austin to St. Louis that include hotel bookings?

    Yes. In addition to deals on Austin to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to St. Louis.

  • Can I find deals for business class flights from Austin to St. Louis?

    Yes. Cheapflights offers flight deals from Austin to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Austin to St. Louis that allow pets onboard?

    Many airlines flying from Austin to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Austin to St. Louis?

    Yes, you can often find last-minute deals on Austin to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Austin to St. Louis flight deals updated?

    The Austin to St. Louis flight deals you see on this page were last updated on 10/29.

  • What is the cheapest month to book a flight from Austin to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Austin to St. Louis (average of $308). Flying from Austin to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Austin to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Austin to St. Louis

Discover the top 5 airlines that operate flights from Austin to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,539,541 searches. Data last updated October 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$136Average$198FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$200Average$337FlexibilityNo cancel feeOn-time71%
DeltaCheapest$205Average$330FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$206Average$373FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$249Average$330FlexibilityNo cancel feeOn-time63%
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