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Cheap flights from St. Louis to Austin (STL - AUS) from $80

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 6/13. 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.
STL — AUS
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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The best prices from Lambert-St Louis to Austin Bergstrom are usually found in January or July, booked 73 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap flight deals from St. Louis to Austin

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Austin (AUS). 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 2, 2024.

Popular in

April

Cheapest in

January

Round-trip from

$265

One-way from

$159
High demand for flights, 13% potential price rise
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Best time to find cheap flights, 20% potential price drop
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From Lambert-St Louis to Austin Bergstrom
Search Deals
One-way flight from Lambert-St Louis to Austin Bergstrom
Search Deals

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

Users have found that flying from St. Louis to Austin on a Saturday 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 St. Louis to Austin?

Travelers have found it’s best to book a flight 30 days in advance to save up to 109% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 30 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Austin 1-2 weeks in advance for as low as $324, or $451 for flights within the next 24 hours.

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

January is one of the best times of the year to fly to Austin from St. Louis. Prices for January average $298 per person but you can even find prices for as low as $211. The most expensive prices can be found in the month of April. Opting for a January flight can save you 15% on your journey compared to booking in April

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

When flying from St. Louis to Austin, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 21% versus a flight in the afternoon.

Cheap Spirit Airlines flights from St. Louis to Austin

Explore cheap flight options specifically provided by Spirit Airlines for the route between St. Louis and Austin. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Check out some of the cheapest Spirit Airlines flights we've come across from St. Louis to Austin. Make sure to double check the flight details before booking.
Tue 9/102:35 pmSTL - AUS
1 stop27h 31mSpirit Airlines
Mon 9/1610:49 amAUS - STL
1 stop26h 48mSpirit Airlines
Deal found 6/2$128
Tue 9/102:35 pmSTL - AUS
1 stop27h 31mSpirit Airlines
Tue 9/174:49 pmAUS - STL
1 stop17h 57mSpirit Airlines
Deal found 6/2$144
Wed 9/1111:36 amSTL - AUS
1 stop7h 11mSpirit Airlines
Tue 9/174:49 pmAUS - STL
1 stop17h 57mSpirit Airlines
Deal found 6/2$172
Wed 9/1111:36 amSTL - AUS
1 stop7h 11mSpirit Airlines
Mon 9/1610:49 amAUS - STL
1 stop11h 25mSpirit Airlines
Deal found 6/2$173
Wed 6/191:55 pmSTL - AUS
1 stop22h 33mSpirit Airlines
Wed 6/264:39 pmAUS - STL
1 stop26h 43mSpirit Airlines
Deal found 6/1$230
Tue 9/108:00 amSTL - AUS
1 stop7h 56mSpirit Airlines
Sat 9/149:52 amAUS - STL
1 stop7h 38mSpirit Airlines
Deal found 6/2$235
Sat 8/247:57 amSTL - AUS
3 stops25h 03mSpirit Airlines
Mon 8/269:45 amAUS - STL
3 stops21h 22mSpirit Airlines
Deal found 6/1$307
Sat 8/247:57 amSTL - AUS
3 stops25h 03mSpirit Airlines
Mon 8/269:45 amAUS - STL
2 stops21h 22mSpirit Airlines
Deal found 6/1$316
Mon 7/12:41 pmSTL - AUS
1 stop25h 17mSpirit Airlines
Mon 7/810:00 amAUS - STL
2 stops24h 57mSpirit Airlines
Deal found 6/1$352

  • If you’re traveling from St. Louis to Austin, one of the more common airlines traveling that route is Spirit Airlines. St. Louis to Austin flights are typically 46% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $278.79 RT. The cheapest Spirit Airlines flight found for this route was $172. When traveling from St. Louis to Austin on Spirit Airlines, the most popular airport to depart from is Lambert-St Louis Airport and the most popular airport to arrive at is Austin Bergstrom Airport. When flying from St. Louis to Austin, Spirit Airlines flights are 10% more popular than any other airline flying that same route.

Cheap United Airlines flights from St. Louis to Austin

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Austin. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Some of the lowest-priced United Airlines flights we've found at this time heading from St. Louis to Austin. Deals are refreshing constantly so come back soon for more options.
Sun 9/86:15 amSTL - AUS
1 stop6h 52mUnited Airlines
Wed 9/185:15 amAUS - STL
1 stop4h 39mUnited Airlines
Deal found 6/2$320
Thu 7/256:20 amSTL - AUS
1 stop5h 05mUnited Airlines
Thu 7/256:08 pmAUS - STL
1 stop4h 09mUnited Airlines
Deal found 6/2$364
Thu 7/256:20 amSTL - AUS
1 stop5h 05mUnited Airlines
Wed 7/315:15 amAUS - STL
1 stop4h 43mUnited Airlines
Deal found 6/2$388
Fri 9/136:15 amSTL - AUS
1 stop5h 07mUnited Airlines
Fri 9/136:00 pmAUS - STL
1 stop4h 13mUnited Airlines
Deal found 6/2$428
Tue 9/108:50 amSTL - AUS
1 stop6h 30mUnited Airlines
Tue 9/174:17 pmAUS - STL
1 stop5h 56mUnited Airlines
Deal found 6/2$556
Sun 9/86:15 amSTL - AUS
1 stop6h 52mUnited Airlines
Tue 9/174:17 pmAUS - STL
1 stop5h 56mUnited Airlines
Deal found 6/2$568
Mon 9/96:15 amSTL - AUS
1 stop7h 02mUnited Airlines
Tue 9/174:17 pmAUS - STL
1 stop5h 56mUnited Airlines
Deal found 6/2$590
Fri 6/218:55 amSTL - AUS
1 stop6h 27mUnited Airlines
Wed 7/35:30 amAUS - STL
2 stops8h 48mUnited Airlines
Deal found 6/1$646
Tue 9/108:50 amSTL - AUS
1 stop6h 30mUnited Airlines
Sat 9/141:40 pmAUS - STL
1 stop8h 12mUnited Airlines
Deal found 6/2$672

  • If you’re traveling from St. Louis to Austin, one of the more common airlines traveling that route is United Airlines. Flights from United Airlines traveling this route typically cost $311.90 RT. This price is typically 103% more expensive than other airlines that offer St. Louis to Austin flights. When booking this route, the cheapest RT price found was $201. The most popular departure airport in St. Louis when flying to Austin is Lambert-St Louis Airport. The most popular airport to fly into when visiting Austin is Austin Bergstrom Airport. When flying from St. Louis to Austin, United Airlines flights are 0% more popular than any other airline flying that same route.

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

Find cheap flight options from St. Louis to Austin specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Prices were last updated on June 2, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Austin in 2024. Check back regularly for other flight deals.
Thu 6/133:32 pmSTL - AUS
1 stop16h 48mFrontier
Fri 6/1410:41 pmAUS - STL
1 stop12h 01mFrontier
Deal found 5/31$184
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Sun 6/169:43 pmAUS - STL
1 stop12h 59mFrontier
Deal found 6/1$207
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Sun 6/169:43 pmAUS - STL
1 stop12h 59mFrontier
Deal found 6/2$209
Fri 6/217:06 pmSTL - AUS
1 stop5h 16mDelta
Sat 7/65:20 amAUS - STL
1 stop6h 25mDelta
Deal found 6/1$216
Fri 6/215:36 pmSTL - AUS
1 stop14h 39mFrontier
Mon 6/2410:46 pmAUS - STL
1 stop11h 56mFrontier
Deal found 6/1$224
Fri 6/145:36 pmSTL - AUS
1 stop14h 39mFrontier
Sun 6/169:43 pmAUS - STL
1 stop12h 59mFrontier
Deal found 6/1$226
Fri 6/215:36 pmSTL - AUS
1 stop14h 39mFrontier
Sun 6/239:12 pmAUS - STL
1 stop13h 30mFrontier
Deal found 6/2$227
Wed 6/191:55 pmSTL - AUS
1 stop22h 33mSpirit Airlines
Wed 6/264:39 pmAUS - STL
1 stop26h 43mSpirit Airlines
Deal found 6/1$230
Sat 6/295:25 pmSTL - AUS
1 stop6h 57mDelta
Sat 7/66:35 amAUS - STL
1 stop5h 10mDelta
Deal found 6/1$233

St. Louis to Austin 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Austin in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Austin in 2024. Check back regularly for other flight deals.
Tue 9/102:35 pmSTL - AUS
1 stop27h 31mSpirit Airlines
Mon 9/1610:49 amAUS - STL
1 stop26h 48mSpirit Airlines
Deal found 6/2$128
Tue 9/102:35 pmSTL - AUS
1 stop27h 31mSpirit Airlines
Tue 9/174:49 pmAUS - STL
1 stop17h 57mSpirit Airlines
Deal found 6/2$144
Wed 9/1111:36 amSTL - AUS
1 stop7h 11mSpirit Airlines
Tue 9/174:49 pmAUS - STL
1 stop17h 57mSpirit Airlines
Deal found 6/2$172
Wed 9/1111:36 amSTL - AUS
1 stop7h 11mSpirit Airlines
Mon 9/1610:49 amAUS - STL
1 stop11h 25mSpirit Airlines
Deal found 6/2$173
Thu 6/133:32 pmSTL - AUS
1 stop16h 48mFrontier
Fri 6/1410:41 pmAUS - STL
1 stop12h 01mFrontier
Deal found 5/31$184
Sat 8/318:00 pmSTL - AUS
1 stop12h 14mFrontier
Wed 9/47:18 pmAUS - STL
1 stop15h 00mFrontier
Deal found 6/1$198
Sat 8/318:00 pmSTL - AUS
1 stop12h 14mFrontier
Wed 9/47:18 pmAUS - STL
1 stop15h 00mFrontier
Deal found 6/1$199
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Mon 7/810:55 pmAUS - STL
1 stop19h 54mFrontier
Deal found 6/1$201
Thu 7/49:02 pmSTL - AUS
1 stop11h 11mFrontier
Tue 7/99:13 amAUS - STL
1 stop24h 12mFrontier
Deal found 6/1$203

St. Louis to Austin flights leaving soon

Find last-minute flight options from St. Louis to Austin 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 2,810,401 searches. Data last updated June 2, 2024.
Have a look at some of the flights available from St. Louis to Austin departing last-minute. It's wise to confirm all flight details are correct before booking.
Mon 6/105:25 pmSTL - AUS
1 stop6h 57mDelta
Sat 7/65:20 amAUS - STL
1 stop6h 25mDelta
Deal found 6/1$216
Fri 6/75:36 pmSTL - AUS
1 stop14h 39mFrontier
Sun 6/99:12 pmAUS - STL
1 stop13h 30mFrontier
Deal found 6/2$356
Fri 6/75:36 pmSTL - AUS
1 stop14h 39mFrontier
Sun 6/91:37 pmAUS - STL
2 stops21h 05mFrontier
Deal found 6/2$362
Mon 6/107:45 amSTL - AUS
3 stops24h 31mMultiple Airlines
Sat 7/610:00 amAUS - STL
1 stop7h 28mMultiple Airlines
Deal found 6/1$446
Mon 6/107:45 amSTL - AUS
3 stops24h 31mMultiple Airlines
Sat 7/612:09 pmAUS - STL
3 stops23h 21mMultiple Airlines
Deal found 6/1$506
Mon 6/105:38 pmSTL - AUS
1 stop6h 56mAmerican Airlines
Sat 7/68:11 amAUS - STL
2 stops9h 08mAmerican Airlines
Deal found 6/1$581
Fri 6/72:00 pmSTL - AUS
3 stops19h 10mMultiple Airlines
Sun 6/92:27 pmAUS - STL
3 stops25h 38mMultiple Airlines
Deal found 6/2$596
Fri 6/77:41 pmSTL - AUS
2 stops20h 24mAlaska Airlines
Sun 6/97:59 pmAUS - STL
2 stops28h 00mAlaska Airlines
Deal found 6/2$1,118

One-way flights to Austin from St. Louis

Search for one-way flight options from St. Louis to Austin. 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 2,810,401 searches. Data last updated June 2, 2024.
Take a look at some of the best available options we've come across on one-way flights from St. Louis to Austin. Users can also find round-trip St. Louis to Austin flights by using the search form above.
Thu 6/133:32 pmSTL - AUS
1 stop16h 48mFrontier
Deal found 6/1$80
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Deal found 6/1$81
Fri 7/512:23 pmSTL - AUS
1 stop10h 05mFrontier
Deal found 5/31$100
Thu 7/118:57 pmSTL - AUS
1 stop11h 16mFrontier
Deal found 6/1$106
Sat 6/810:15 amSTL - AUS
1 stop5h 39mDelta
Deal found 6/1$108
Tue 11/2611:51 amSTL - AUS
1 stop6h 40mDelta
Deal found 6/1$125
Fri 6/75:36 pmSTL - AUS
1 stop14h 39mFrontier
Deal found 6/1$159
Thu 8/86:19 pmSTL - AUS
2 stops18h 32mMultiple Airlines
Deal found 6/1$172
Sun 7/75:22 pmSTL - AUS
1 stop15h 48mSpirit Airlines
Deal found 6/1$177

Find flights from St. Louis to Austin within your budget

Customize your flight search to find flights from St. Louis to Austin 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 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$128 - $320

Route

Depart

Return

Price

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Tue 9/10

1 stop27h 31m

Austin Bergstrom

Mon 9/16

1 stop26h 48m

$128

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Tue 9/10

1 stop27h 31m

Austin Bergstrom

Tue 9/17

1 stop17h 57m

$144

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Wed 9/11

1 stop7h 11m

Austin Bergstrom

Tue 9/17

1 stop17h 57m

$172

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Thu 6/13

1 stop16h 48m

Austin Bergstrom

Fri 6/14

1 stop12h 01m

$184

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Sat 8/31

1 stop12h 14m

Austin Bergstrom

Wed 9/4

1 stop15h 00m

$198

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Fri 6/21

1 stop5h 16m

Austin Bergstrom

Wed 7/17

1 stop6h 07m

$216

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Sun 7/7

1 stop15h 48m

Austin Bergstrom

Fri 7/12

1 stop17h 39m

$289

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Fri 6/21

1 stop5h 07m

Austin Bergstrom

Wed 7/3

1 stop3h 54m

$295

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Sun 9/8

1 stop6h 52m

Austin Bergstrom

Wed 9/18

1 stop4h 39m

$320

Flights are sorted by cheapest first

Deals found on 6/2

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Austin. Price data was last updated on May 31, 2024.
The price you pay for your flight from St. Louis to Austin may vary depending on when you book. For the best chance of a lower fare, look to book 29 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 St. Louis to Austin?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Austin. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Austin flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday 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 St. Louis to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from St. Louis 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 Austin by month

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

AUS

Temperature

50 - 84.2 °F

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. 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 Austin. Reviews last updated June 2, 2024.
Get a feel of what it's like to fly with Spirit Airlines, United Airlines and Delta from St. Louis to Austin by reading reviews from past customers. 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
9,198 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,198 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,410 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,755 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,260 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Spirit Airlines
6.4
Okay
8,602 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Austin. 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 St. Louis to Austin?

    If you book a flight from St. Louis to Austin, you will be flying from Lambert-St Louis to Austin Bergstrom. Flights to Austin Bergstrom (AUS) from Lambert-St Louis (STL) take 4h 52m for a nonstop flight. There are 5 flights from Lambert-St Louis to Austin per day from 5 airlines.

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

    Yes, there are multiple flights from St. Louis to Austin for under $200. The cheapest flight booked recently is on Spirit Airlines for just $128, but on average you can expect to pay $200.

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

    There are currently 8+ open flights from St. Louis to Austin within the next 7 days for less than $300.

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

    According to our current data, Spirit Airlines ($128), Frontier ($184), and Delta ($216) offers the cheapest pricing from St. Louis to Austin. Users have found that Spirit Airlines is 57% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from St. Louis to Austin are Frontier ($80), Delta ($108), and Spirit Airlines ($177).

  • What does STL to AUS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lambert-St Louis Airport to Austin Bergstrom Airport flight would often be abbreviated as a STL to AUS flight.

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

    The amount of baggage you can bring on your St. Louis to Austin 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 St. Louis to Austin with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Austin 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 St. Louis to Austin that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Austin 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 St. Louis to Austin that allow pets onboard?

    Many airlines flying from St. Louis to Austin 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 St. Louis to Austin?

    Yes, you can often find last-minute deals on St. Louis to Austin 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 St. Louis to Austin flight deals updated?

    The St. Louis to Austin flight deals you see on this page were last updated on 6/2.

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

    The most popular airlines flying from St. Louis to Austin are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

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

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Austin (average of $265). Flying from St. Louis to Austin in March is currently the most expensive (average of $360). 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 St. Louis to Austin

Discover the top 5 airlines that operate flights from St. Louis to Austin. 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 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$103Average$187FlexibilityNo cancel feeOn-time62%
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Alaska AirlinesCheapest$172Average$279FlexibilityNo cancel feeOn-time75%
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DeltaCheapest$178Average$253FlexibilityNo cancel feeOn-timeN/A
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United AirlinesCheapest$190Average$369FlexibilityNo cancel feeOn-time69%
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American AirlinesCheapest$201Average$312FlexibilityNo cancel feeOn-time71%
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Search flights from St. Louis to Austin by cabin class

Find flights from St. Louis to Austin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from St. Louis to Austin

Find hourly flight availability from St. Louis to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 2, 2024.
1%of flight departuresEarly morningMidnight to 6 am
39%of flight departuresMorning6 am to noon
52%of flight departuresAfternoonNoon to 6 pm
8%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from St. Louis to Austin

Explore weekly flight availability from St. Louis to Austin. 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 2, 2024.
Sunday5daily flights
Monday6daily flights
Tuesday6daily flights
Wednesday6daily flights
Thursday6daily flights
Friday6daily flights
Saturday2daily flights

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Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Austin?

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