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Cheap flights from Austin to St. Louis (AUS - STL) from $103

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
AUS — STL
Jun 16 — Jun 231
From?
To?
Sun 6/16
Sun 6/23
1 adult, Economy
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The best prices from Austin Bergstrom to Lambert-St Louis are usually found in July or September, booked 53 days in advance, depart on a Tuesday or Saturday and return on a Saturday

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 June 11, 2024.

Popular in

January

Cheapest in

July

Round-trip from

$318

One-way from

$215
High demand for flights, 14% potential price rise
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Best time to find cheap flights, 22% potential price drop
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From Austin Bergstrom to Lambert-St Louis
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One-way flight from Austin Bergstrom to Lambert-St Louis
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What is the cheapest day to fly round-trip from Austin to St. Louis?

Users have found that flying from Austin to St. Louis on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

To save up to 133% on this flight, we recommend booking at least 53 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Austin to St. Louis from $307 1-2 weeks out and tickets from $472 for flights departing within the next 72 hours.

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

July can be a great time to fly to St. Louis from Austin with a flight ticket averaging about $323. Cheapflights users have found deals in the month of July for as cheap as $177. The most expensive prices can be found in the month of January.

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

One of the essential ways to save on airfare from Austin to St. Louis is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 38% on airfare.

Cheap Austin to St. Louis flights in June & July 2024

Find cheap flight options from Austin to St. Louis specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Prices were last updated on June 11, 2024.
These are some of the most attractive deals on flights from Austin to St. Louis in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 6/1710:46 pmAUS - STL
1 stop11h 56mFrontier
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Deal found 6/10$122
Thu 6/209:23 pmAUS - STL
1 stop13h 19mFrontier
Sat 6/227:29 pmSTL - AUS
1 stop17h 18mFrontier
Deal found 6/9$124
Wed 6/1910:20 amAUS - STL
1 stop28h 12mFrontier
Sat 6/227:29 pmSTL - AUS
1 stop17h 18mFrontier
Deal found 6/10$174
Sat 7/135:24 amAUS - STL
1 stop6h 18mDelta
Mon 7/157:01 pmSTL - AUS
1 stop5h 35mDelta
Deal found 6/9$182
Sun 7/142:27 pmAUS - STL
1 stop18h 58mFrontier
Mon 7/157:51 pmSTL - AUS
1 stop12h 22mFrontier
Deal found 6/9$183
Thu 7/49:23 pmAUS - STL
1 stop13h 59mFrontier
Mon 7/87:51 pmSTL - AUS
1 stop12h 22mFrontier
Deal found 6/10$184
Fri 6/2810:41 pmAUS - STL
1 stop12h 01mFrontier
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 6/10$197
Mon 7/2210:31 pmAUS - STL
1 stop23h 00mFrontier
Thu 8/223:53 pmSTL - AUS
1 stop16h 21mFrontier
Deal found 6/10$198
Wed 6/1210:20 amAUS - STL
1 stop28h 12mFrontier
Tue 6/183:47 pmSTL - AUS
1 stop17h 27mFrontier
Deal found 6/10$201

Austin to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Austin and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 11, 2024.
These are some of the most attractive deals on flights from Austin to St. Louis in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 6/1710:46 pmAUS - STL
1 stop11h 56mFrontier
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Deal found 6/10$122
Thu 6/209:23 pmAUS - STL
1 stop13h 19mFrontier
Sat 6/227:29 pmSTL - AUS
1 stop17h 18mFrontier
Deal found 6/9$124
Fri 10/2510:30 amAUS - STL
1 stop3h 38mAmerican Airlines
Mon 10/285:36 amSTL - AUS
1 stop5h 35mAmerican Airlines
Deal found 6/10$158
Fri 8/210:59 pmAUS - STL
1 stop17h 39mFrontier
Thu 8/88:57 pmSTL - AUS
1 stop11h 16mFrontier
Deal found 6/11$159
Wed 6/1910:20 amAUS - STL
1 stop28h 12mFrontier
Sat 6/227:29 pmSTL - AUS
1 stop17h 18mFrontier
Deal found 6/10$174
Thu 9/128:32 amAUS - STL
1 stop22h 35mSpirit Airlines
Sun 9/157:57 amSTL - AUS
1 stop23h 45mSpirit Airlines
Deal found 6/10$179
Sat 7/135:24 amAUS - STL
1 stop6h 18mDelta
Mon 7/157:01 pmSTL - AUS
1 stop5h 35mDelta
Deal found 6/9$182
Sun 7/142:27 pmAUS - STL
1 stop18h 58mFrontier
Mon 7/157:51 pmSTL - AUS
1 stop12h 22mFrontier
Deal found 6/9$183
Thu 7/49:23 pmAUS - STL
1 stop13h 59mFrontier
Mon 7/87:51 pmSTL - AUS
1 stop12h 22mFrontier
Deal found 6/10$184

Austin to St. Louis flights leaving soon

Find last-minute flight options from Austin to St. Louis for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 11, 2024.
Consider one of these great deals we found on last-minute flights from Austin to St. Louis. It's wise to confirm all flight details are correct before booking.
Mon 6/1710:46 pmAUS - STL
1 stop11h 56mFrontier
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Deal found 6/10$122
Thu 6/209:23 pmAUS - STL
1 stop13h 19mFrontier
Sat 6/227:29 pmSTL - AUS
1 stop17h 18mFrontier
Deal found 6/9$124
Wed 6/1910:20 amAUS - STL
1 stop28h 12mFrontier
Sat 6/227:29 pmSTL - AUS
1 stop17h 18mFrontier
Deal found 6/10$174
Thu 6/201:34 pmAUS - STL
2 stops21h 08mFrontier
Sat 6/227:29 pmSTL - AUS
1 stop17h 18mFrontier
Deal found 6/9$208
Fri 6/2110:41 pmAUS - STL
1 stop12h 01mFrontier
Mon 6/248:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 6/10$228
Sun 6/169:43 pmAUS - STL
1 stop12h 59mFrontier
Mon 6/178:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 6/9$246
Thu 6/209:23 pmAUS - STL
1 stop13h 19mMultiple Airlines
Sun 6/236:55 pmSTL - AUS
1 stop15h 17mMultiple Airlines
Deal found 6/10$259
Thu 6/209:23 pmAUS - STL
1 stop13h 19mMultiple Airlines
Sat 6/296:22 pmSTL - AUS
1 stop14h 48mMultiple Airlines
Deal found 6/10$304
Sun 6/161:54 pmAUS - STL
2 stops20h 48mFrontier
Mon 6/178:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 6/9$331

One-way flights to St. Louis from Austin

Search for one-way flight options from Austin to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 11, 2024.
Users in need of a one-way flight from Austin to St. Louis can choose from these deals. Those seeking round-trip flights from Austin to St. Louis should utilize the search form at the the top of the page.
Thu 7/119:15 pmAUS - STL
1 stop24h 16mFrontier
Deal found 6/10$103
Fri 8/234:40 pmAUS - STL
1 stop4h 55mDelta
Deal found 6/10$125
Sun 6/165:25 amAUS - STL
1 stop6h 36mDelta
Deal found 6/10$159
Sun 11/245:00 amAUS - STL
1 stop3h 54mAmerican Airlines
Deal found 6/10$165
Fri 8/239:40 amAUS - STL
2 stops13h 27mUnited Airlines
Deal found 6/10$189
Thu 7/111:18 pmAUS - STL
2 stops27h 11mMultiple Airlines
Deal found 6/10$204
Fri 8/239:45 amAUS - STL
3 stops21h 37mSpirit Airlines
Deal found 6/10$210
Thu 7/181:18 pmAUS - STL
3 stops30h 37mMultiple Airlines
Deal found 6/10$211
Thu 9/127:18 pmAUS - STL
1 stop15h 00mFrontier
Deal found 6/10$215

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 3,080,152 searches. Data last updated June 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$124 - $347

Route

Depart

Return

Price

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Thu 6/20

1 stop13h 19m

Lambert-St Louis

Sat 6/22

1 stop17h 18m

$124

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Fri 10/25

1 stop3h 38m

Lambert-St Louis

Mon 10/28

1 stop5h 35m

$158

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Thu 9/12

1 stop22h 35m

Lambert-St Louis

Sun 9/15

1 stop23h 45m

$179

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Sat 7/13

1 stop6h 18m

Lambert-St Louis

Mon 7/15

1 stop5h 35m

$182

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Sun 7/14

1 stop18h 58m

Lambert-St Louis

Mon 7/15

1 stop12h 22m

$183

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Fri 6/28

1 stop12h 01m

Lambert-St Louis

Mon 7/1

1 stop11h 53m

$197

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Fri 10/4

1 stop5h 44m

Lambert-St Louis

Sun 10/6

1 stop3h 52m

$204

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Thu 6/20

1 stop13h 19m

Lambert-St Louis

Sun 6/23

1 stop15h 17m

$259

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Sat 7/6

1 stop7h 34m

Lambert-St Louis

Sat 7/13

2 stops7h 13m

$347

Flights are sorted by cheapest first

Deals found on 6/9

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 May 31, 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 52 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

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 June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Austin to St. Louis flight should consider departing on Friday evenings 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.
Search Deals

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.

Temperature and rainfall in St. Louis by month

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

STL

Temperature

32 - 80.6 °F

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 June 11, 2024.
Peruse reviews from past customers who have flown with American Airlines, United Airlines and Spirit Airlines 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.
Alaska Airlines
8.1
Very good
9,267 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

Alaska Airlines
8.1
Very good
9,267 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

Delta
8.0
Very good
10,277 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

United Airlines
7.4
Good
10,629 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

American Airlines
7.3
Good
14,129 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

Spirit Airlines
6.4
Okay
8,540 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

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 5h 12m for a nonstop flight. There are 6 flights 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 $124, but on average you can expect to pay $222.

  • Are there last-minute flights available from Austin to St. Louis for under $200?

    There are currently 20+ open flights from Austin to St. Louis within the next 7 days for less than $200.

  • 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 $124 on this airline. Additional options worth looking into are American Airlines and Spirit Airlines, starting at $158 and $179 round-trip. You may be able to fly from Austin to St. Louis for 61% less than the average price by searching for these airlines.

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

    $103 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $125 and $165, respectively.

  • 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 6/11.

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

    Consider American Airlines, Alaska Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Austin to St. Louis.

  • 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 $318). Flying from Austin to St. Louis in July is currently the most expensive (average of $365). 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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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 3,080,152 searches. Data last updated June 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$121Average$196FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$133Average$312FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$178Average$367FlexibilityNo cancel feeOn-time69%
DeltaCheapest$178Average$262FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$191Average$332FlexibilityNo cancel feeOn-time71%
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Philadelphia to Chicago flights
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Search flights from Austin to St. Louis by cabin class

Find flights from Austin to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Austin to St. Louis

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 June 11, 2024.
31%of flight departuresEarly morningMidnight to 6 am
16%of flight departuresMorning6 am to noon
46%of flight departuresAfternoonNoon to 6 pm
7%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Austin to St. Louis

Explore weekly flight availability from Austin to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 11, 2024.
Sunday7daily flights
Monday7daily flights
Tuesday6daily flights
Wednesday6daily flights
Thursday7daily flights
Friday7daily flights
Saturday3daily flights

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