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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 6/11. 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.
STL — AUS
Jun 9 — Jun 161
From?
To?
Sun 6/9
Sun 6/16
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 4, 2024.

Popular in

April

Cheapest in

January

Round-trip from

$265

One-way from

$125
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
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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 17% 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 3,009,960 searches. Data last updated June 4, 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 9/169:12 pmAUS - STL
1 stop18h 29mSpirit Airlines
Deal found 6/3$138
Tue 9/1010:34 amSTL - AUS
2 stops31h 32mSpirit Airlines
Mon 9/169:12 pmAUS - STL
1 stop18h 29mSpirit Airlines
Deal found 6/3$153
Tue 9/1010:34 amSTL - AUS
3 stops31h 32mSpirit Airlines
Mon 9/169:12 pmAUS - STL
1 stop18h 29mSpirit Airlines
Deal found 6/3$171
Tue 9/1010:34 amSTL - AUS
3 stops31h 32mSpirit Airlines
Mon 9/1610:49 amAUS - STL
2 stops22h 50mSpirit Airlines
Deal found 6/3$192
Tue 7/1610:11 amSTL - AUS
1 stop6h 59mSpirit Airlines
Thu 7/189:55 amAUS - STL
1 stop7h 34mSpirit Airlines
Deal found 6/3$197
Tue 6/183:23 pmSTL - AUS
1 stop17h 47mSpirit Airlines
Wed 6/194:39 pmAUS - STL
1 stop26h 43mSpirit Airlines
Deal found 6/3$220
Tue 7/1610:11 amSTL - AUS
3 stops29h 26mSpirit Airlines
Thu 7/189:55 amAUS - STL
1 stop7h 34mSpirit Airlines
Deal found 6/3$261
Thu 6/206:22 pmSTL - AUS
1 stop14h 48mSpirit Airlines
Mon 6/248:53 pmAUS - STL
2 stops17h 30mSpirit Airlines
Deal found 6/3$272
Thu 6/206:22 pmSTL - AUS
1 stop14h 48mSpirit Airlines
Fri 6/2110:03 pmAUS - STL
2 stops19h 25mSpirit Airlines
Deal found 6/3$306

  • 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 50% 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 Frontier flights from St. Louis to Austin

Explore cheap flight options specifically provided by Frontier 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 3,009,960 searches. Data last updated June 4, 2024.
Some of the lowest-priced Frontier flights we've found at this time heading from St. Louis to Austin. Deals are refreshing constantly so come back soon for more options.
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Sun 7/79:37 pmAUS - STL
1 stop13h 45mFrontier
Deal found 6/3$200
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Mon 7/810:55 pmAUS - STL
1 stop19h 54mFrontier
Deal found 6/2$201
Mon 7/1512:12 pmSTL - AUS
1 stop9h 29mFrontier
Mon 7/2210:31 pmAUS - STL
1 stop23h 00mFrontier
Deal found 6/3$205
Thu 6/273:32 pmSTL - AUS
1 stop16h 48mFrontier
Mon 7/110:46 pmAUS - STL
1 stop12h 28mFrontier
Deal found 6/3$207
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Mon 6/2410:46 pmAUS - STL
1 stop11h 56mFrontier
Deal found 6/3$212
Mon 6/178:22 pmSTL - AUS
1 stop11h 53mFrontier
Fri 6/2110:41 pmAUS - STL
1 stop12h 01mFrontier
Deal found 6/4$214
Tue 6/113:47 pmSTL - AUS
1 stop17h 27mFrontier
Tue 6/189:16 amAUS - STL
1 stop5h 31mFrontier
Deal found 6/3$219
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Tue 6/189:16 amAUS - STL
1 stop24h 13mFrontier
Deal found 6/3$224
Thu 6/273:32 pmSTL - AUS
1 stop16h 48mFrontier
Tue 7/29:16 amAUS - STL
1 stop5h 31mFrontier
Deal found 6/3$236

  • One of the most popular airlines traveling from St. Louis to Austin is Frontier. Flights from Frontier traveling this route typically cost $311.90 RT. This price is typically 64% cheaper than other airlines that offer St. Louis to Austin flights. When booking this route, the cheapest RT price found was $201. Lambert-St Louis Airport is the most common St. Louis airport to take off from when flying to Austin. Austin Bergstrom Airport is the most popular arrival airport in Austin. When flying from St. Louis to Austin, Frontier 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 3,009,960 searches. Prices were last updated on June 4, 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.
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Tue 6/189:16 amAUS - STL
1 stop24h 13mFrontier
Deal found 6/4$195
Tue 7/1610:11 amSTL - AUS
1 stop6h 59mSpirit Airlines
Thu 7/189:55 amAUS - STL
1 stop7h 34mSpirit Airlines
Deal found 6/3$197
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Sun 7/79:37 pmAUS - STL
1 stop13h 45mFrontier
Deal found 6/3$200
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Mon 7/810:55 pmAUS - STL
1 stop19h 54mFrontier
Deal found 6/2$201
Mon 7/1512:12 pmSTL - AUS
1 stop9h 29mFrontier
Mon 7/2210:31 pmAUS - STL
1 stop23h 00mFrontier
Deal found 6/3$205
Thu 6/273:32 pmSTL - AUS
1 stop16h 48mFrontier
Mon 7/110:46 pmAUS - STL
1 stop12h 28mFrontier
Deal found 6/3$207
Thu 7/49:02 pmSTL - AUS
1 stop11h 11mFrontier
Mon 7/810:55 pmAUS - STL
1 stop19h 54mFrontier
Deal found 6/4$208
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Mon 7/810:55 pmAUS - STL
1 stop19h 54mFrontier
Deal found 6/4$210
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Mon 6/2410:46 pmAUS - STL
1 stop11h 56mFrontier
Deal found 6/3$212

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 3,009,960 searches. Data last updated June 4, 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 9/169:12 pmAUS - STL
1 stop18h 29mSpirit Airlines
Deal found 6/3$138
Tue 9/1010:34 amSTL - AUS
2 stops31h 32mSpirit Airlines
Mon 9/169:12 pmAUS - STL
1 stop18h 29mSpirit Airlines
Deal found 6/3$153
Tue 9/1010:34 amSTL - AUS
3 stops31h 32mSpirit Airlines
Mon 9/169:12 pmAUS - STL
1 stop18h 29mSpirit Airlines
Deal found 6/3$171
Tue 9/1010:34 amSTL - AUS
3 stops31h 32mSpirit Airlines
Mon 9/1610:49 amAUS - STL
2 stops22h 50mSpirit Airlines
Deal found 6/3$192
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Tue 6/189:16 amAUS - STL
1 stop24h 13mFrontier
Deal found 6/4$195
Tue 7/1610:11 amSTL - AUS
1 stop6h 59mSpirit Airlines
Thu 7/189:55 amAUS - STL
1 stop7h 34mSpirit Airlines
Deal found 6/3$197
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Sun 7/79:37 pmAUS - STL
1 stop13h 45mFrontier
Deal found 6/3$200
Mon 7/18:22 pmSTL - AUS
1 stop11h 53mFrontier
Mon 7/810:55 pmAUS - STL
1 stop19h 54mFrontier
Deal found 6/2$201
Mon 7/1512:12 pmSTL - AUS
1 stop9h 29mFrontier
Mon 7/2210:31 pmAUS - STL
1 stop23h 00mFrontier
Deal found 6/3$205

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 3,009,960 searches. Data last updated June 4, 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.
Tue 6/113:47 pmSTL - AUS
1 stop17h 27mFrontier
Tue 6/189:16 amAUS - STL
1 stop5h 31mFrontier
Deal found 6/3$219
Tue 6/111:06 pmSTL - AUS
1 stop6h 27mDelta
Sat 6/156:05 pmAUS - STL
1 stop5h 38mDelta
Deal found 6/3$318
Tue 6/1111:57 amSTL - AUS
2 stops20h 19mMultiple Airlines
Sat 6/1512:09 pmAUS - STL
3 stops23h 21mMultiple Airlines
Deal found 6/4$323
Mon 6/108:22 pmSTL - AUS
1 stop11h 53mMultiple Airlines
Sat 6/1510:00 amAUS - STL
1 stop7h 28mMultiple Airlines
Deal found 6/4$382
Tue 6/113:23 pmSTL - AUS
1 stop17h 47mMultiple Airlines
Tue 6/1810:00 amAUS - STL
3 stops35h 06mMultiple Airlines
Deal found 6/3$391
Tue 6/1111:57 amSTL - AUS
2 stops20h 19mMultiple Airlines
Sat 6/1512:09 pmAUS - STL
2 stops22h 36mMultiple Airlines
Deal found 6/4$394
Sun 6/97:06 pmSTL - AUS
1 stop5h 16mDelta
Sat 6/154:59 pmAUS - STL
1 stop6h 44mDelta
Deal found 6/3$395
Tue 6/1111:57 amSTL - AUS
3 stops21h 13mMultiple Airlines
Sat 6/1512:09 pmAUS - STL
3 stops23h 21mMultiple Airlines
Deal found 6/4$418
Tue 6/1111:57 amSTL - AUS
2 stops20h 19mSpirit Airlines
Sat 6/1510:00 amAUS - STL
1 stop7h 28mSpirit Airlines
Deal found 6/4$428

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 3,009,960 searches. Data last updated June 4, 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.
Tue 6/113:47 pmSTL - AUS
1 stop17h 27mFrontier
Deal found 6/3$80
Mon 8/191:59 pmSTL - AUS
1 stop14h 45mSpirit Airlines
Deal found 6/4$87
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Deal found 6/3$115
Sun 8/183:53 pmSTL - AUS
1 stop16h 21mFrontier
Deal found 6/4$120
Thu 8/226:00 amSTL - AUS
1 stop7h 18mDelta
Deal found 6/3$125
Mon 9/234:31 pmSTL - AUS
2 stops23h 25mSpirit Airlines
Deal found 6/4$126
Sat 7/65:22 amSTL - AUS
1 stop4h 43mAmerican Airlines
Deal found 6/4$128
Mon 8/197:57 amSTL - AUS
2 stops20h 47mSpirit Airlines
Deal found 6/4$151
Sun 6/167:29 pmSTL - AUS
1 stop26h 25mFrontier
Deal found 6/2$158

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 3,009,960 searches. Data last updated June 4, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$138 - $400

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 stop18h 29m

$138

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Tue 9/10

2 stops31h 32m

Austin Bergstrom

Mon 9/16

1 stop18h 29m

$153

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Tue 9/10

3 stops31h 32m

Austin Bergstrom

Mon 9/16

1 stop18h 29m

$171

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Mon 7/1

1 stop11h 53m

Austin Bergstrom

Sun 7/7

1 stop13h 45m

$200

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Mon 7/1

1 stop11h 53m

Austin Bergstrom

Mon 7/8

1 stop19h 54m

$201

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Tue 7/23

1 stop7h 10m

Austin Bergstrom

Tue 7/30

1 stop6h 06m

$226

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Tue 7/9

1 stop17h 47m

Austin Bergstrom

Fri 7/12

1 stop17h 39m

$228

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Sat 10/5

1 stop5h 12m

Austin Bergstrom

Mon 10/7

1 stop7h 20m

$254

Lambert-St LouisAustin Bergstrom

STL - AUS

STLAUS

Lambert-St Louis

Thu 11/28

1 stop6h 17m

Austin Bergstrom

Sun 12/1

1 stop3h 54m

$400

Flights are sorted by cheapest first

Deals found on 6/3

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 June 2, 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

If weather is an important factor for your trip to Austin, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 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 4, 2024.
Get a feel of what it's like to fly with Spirit Airlines, Frontier 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
9,219 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Food

7.3

Boarding

8.2

Crew

8.6

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
9,219 reviews
Alaska Airlines
8.1
Very good
9,219 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Food

7.3

Boarding

8.2

Crew

8.6

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
10,377 reviews
Alaska Airlines
8.1
Very good
9,219 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Food

7.3

Boarding

8.2

Crew

8.6

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
10,732 reviews
Alaska Airlines
8.1
Very good
9,219 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Food

7.3

Boarding

8.2

Crew

8.6

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
14,237 reviews
Alaska Airlines
8.1
Very good
9,219 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Food

7.3

Boarding

8.2

Crew

8.6

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
8,582 reviews
Alaska Airlines
8.1
Very good
9,219 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Food

7.3

Boarding

8.2

Crew

8.6

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 5h 23m 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 $138, but on average you can expect to pay $209.

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

    There are currently 18+ 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 ($138), Frontier ($200), and Delta ($226) offers the cheapest pricing from St. Louis to Austin. Users have found that Spirit Airlines is 53% 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), Spirit Airlines ($87), and Delta ($125).

  • 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 6/4.

  • 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 3,009,960 searches. Data last updated June 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$103Average$187FlexibilityNo cancel feeOn-time62%
Search Frontier flights
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 4, 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 4, 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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