Cheap flights from Austin to St. Louis (AUS - STL) from $100

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 7/16. 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 2 — Jun 91

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 Thursday or Tuesday 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 May 28, 2024.

Popular in

January

Cheapest in

July

Round-trip from

$319

One-way from

$108
High demand for flights, 14% potential price rise
Best time to find cheap flights, 22% potential price drop
From Austin Bergstrom to Lambert-St Louis
One-way flight from Austin Bergstrom to Lambert-St Louis

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 $324. 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.

When is the cheapest time to fly from Austin to St. Louis (AUS - 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 34% on airfare.

Cheap Frontier flights from Austin to St. Louis

Explore cheap flight options specifically provided by Frontier for the route between Austin and St. Louis. 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 2,740,132 searches. Data last updated May 28, 2024.
Peruse some of the lowest-priced Frontier flights we've found from Austin to St. Louis. Make sure to double check the flight details before booking.
Wed 6/510:20 amAUS - STL
1 stop28h 12mFrontier
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Deal found 5/27$203
Mon 6/1010:44 pmAUS - STL
1 stop11h 58mFrontier
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Deal found 5/28$210
Fri 6/79:37 pmAUS - STL
1 stop13h 05mFrontier
Mon 6/108:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 5/27$214
Fri 6/2810:41 pmAUS - STL
1 stop12h 01mFrontier
Tue 7/23:47 pmSTL - AUS
1 stop17h 27mFrontier
Deal found 5/27$220
Tue 7/99:13 amAUS - STL
1 stop24h 12mFrontier
Thu 7/119:44 pmSTL - AUS
1 stop24h 25mFrontier
Deal found 5/27$221
Fri 6/79:37 pmAUS - STL
1 stop13h 05mFrontier
Mon 6/178:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 5/27$222
Wed 6/1910:20 amAUS - STL
1 stop28h 12mFrontier
Wed 6/267:29 pmSTL - AUS
1 stop17h 15mFrontier
Deal found 5/27$229
Thu 7/112:27 pmAUS - STL
1 stop5h 30mFrontier
Fri 7/125:19 pmSTL - AUS
1 stop28h 25mFrontier
Deal found 5/27$241
Fri 6/2810:41 pmAUS - STL
1 stop12h 01mFrontier
Sun 6/303:37 pmSTL - AUS
1 stop16h 38mFrontier
Deal found 5/27$242
  • One of the most popular airlines traveling from Austin to St. Louis is Frontier. Flights from Frontier traveling this route typically cost $311.96 RT. This price is typically 65% cheaper than other airlines that offer Austin to St. Louis flights. When booking this route, the cheapest RT price found was $133. Austin Bergstrom Airport is the most common Austin airport to take off from when flying to St. Louis. Lambert-St Louis Airport is the most popular arrival airport in St. Louis. When flying from Austin to St. Louis, Frontier flights are 10% more popular than any other airline flying that same route.

Cheap United Airlines flights from Austin to St. Louis

Explore cheap flight options specifically provided by United Airlines for the route between Austin and St. Louis. 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 2,740,132 searches. Data last updated May 28, 2024.
Some of the lowest-priced United Airlines flights we've found at this time heading from Austin to St. Louis. Deals are refreshing constantly so come back soon for more options.
Mon 7/86:08 pmAUS - STL
1 stop4h 09mUnited Airlines
Thu 7/116:20 amSTL - AUS
1 stop5h 05mUnited Airlines
Deal found 5/27$236
Wed 8/149:40 amAUS - STL
1 stop6h 48mUnited Airlines
Thu 8/158:05 amSTL - AUS
2 stops7h 16mUnited Airlines
Deal found 5/28$412
Sat 6/296:08 pmAUS - STL
1 stop4h 06mUnited Airlines
Mon 7/18:05 amSTL - AUS
2 stops7h 16mUnited Airlines
Deal found 5/27$450
Wed 6/264:24 pmAUS - STL
1 stop5h 51mUnited Airlines
Wed 7/38:05 amSTL - AUS
2 stops7h 16mUnited Airlines
Deal found 5/27$472
Fri 10/254:22 pmAUS - STL
1 stop4h 24mUnited Airlines
Mon 10/286:30 amSTL - AUS
2 stops9h 01mUnited Airlines
Deal found 5/28$473
Tue 7/94:23 pmAUS - STL
1 stop5h 54mUnited Airlines
Thu 7/116:30 amSTL - AUS
2 stops8h 51mUnited Airlines
Deal found 5/27$485
Thu 7/116:08 pmAUS - STL
1 stop4h 09mUnited Airlines
Fri 7/125:30 pmSTL - AUS
2 stops18h 03mUnited Airlines
Deal found 5/27$503
Mon 7/86:08 pmAUS - STL
1 stop4h 09mUnited Airlines
Thu 7/116:30 amSTL - AUS
2 stops8h 51mUnited Airlines
Deal found 5/27$504
Thu 8/16:08 pmAUS - STL
1 stop4h 09mUnited Airlines
Mon 8/56:30 amSTL - AUS
2 stops8h 51mUnited Airlines
Deal found 5/27$517
  • If you’re traveling from Austin to St. Louis, one of the more common airlines traveling that route is United Airlines. Flights from United Airlines traveling this route typically cost $322.71 RT. This price is typically 73% more expensive than other airlines that offer Austin to St. Louis flights. When booking this route, the cheapest RT price found was $191. The most popular departure airport in Austin when flying to St. Louis is Austin Bergstrom Airport. The most popular airport to fly into when visiting St. Louis is Lambert-St Louis Airport. When flying from Austin to St. Louis, United Airlines flights are 0% more popular than any other airline flying that same route.

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

Find cheap flight options from Austin to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,740,132 searches. Prices were last updated on May 28, 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.
Wed 6/510:20 amAUS - STL
1 stop28h 12mMultiple Airlines
Tue 6/113:23 pmSTL - AUS
1 stop17h 47mMultiple Airlines
Deal found 5/27$188
Fri 6/79:37 pmAUS - STL
1 stop13h 05mMultiple Airlines
Tue 6/113:23 pmSTL - AUS
1 stop17h 47mMultiple Airlines
Deal found 5/27$192
Wed 6/510:20 amAUS - STL
1 stop28h 12mFrontier
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Deal found 5/27$203
Mon 6/1010:44 pmAUS - STL
1 stop11h 58mFrontier
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Deal found 5/28$210
Fri 6/79:37 pmAUS - STL
1 stop13h 05mFrontier
Mon 6/108:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 5/27$214
Sat 6/83:30 pmAUS - STL
1 stop6h 25mDelta
Tue 6/113:23 pmSTL - AUS
1 stop7h 21mDelta
Deal found 5/27$216
Fri 6/2810:41 pmAUS - STL
1 stop12h 01mFrontier
Tue 7/23:47 pmSTL - AUS
1 stop17h 27mFrontier
Deal found 5/27$220
Fri 6/79:37 pmAUS - STL
1 stop13h 05mFrontier
Mon 6/178:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 5/27$222
Wed 6/1910:20 amAUS - STL
1 stop28h 12mFrontier
Wed 6/267:29 pmSTL - AUS
1 stop17h 15mFrontier
Deal found 5/27$229

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 2,740,132 searches. Data last updated May 28, 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.
Wed 6/510:20 amAUS - STL
1 stop28h 12mMultiple Airlines
Tue 6/113:23 pmSTL - AUS
1 stop17h 47mMultiple Airlines
Deal found 5/27$188
Tue 7/169:13 amAUS - STL
1 stop5h 34mMultiple Airlines
Tue 7/2310:11 amSTL - AUS
1 stop6h 59mMultiple Airlines
Deal found 5/28$190
Fri 6/79:37 pmAUS - STL
1 stop13h 05mMultiple Airlines
Tue 6/113:23 pmSTL - AUS
1 stop17h 47mMultiple Airlines
Deal found 5/27$192
Wed 6/510:20 amAUS - STL
1 stop28h 12mFrontier
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Deal found 5/27$203
Mon 6/1010:44 pmAUS - STL
1 stop11h 58mFrontier
Thu 6/203:32 pmSTL - AUS
1 stop16h 48mFrontier
Deal found 5/28$210
Fri 6/79:37 pmAUS - STL
1 stop13h 05mFrontier
Mon 6/108:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 5/27$214
Sat 6/83:30 pmAUS - STL
1 stop6h 25mDelta
Tue 6/113:23 pmSTL - AUS
1 stop7h 21mDelta
Deal found 5/27$216
Fri 6/2810:41 pmAUS - STL
1 stop12h 01mFrontier
Tue 7/23:47 pmSTL - AUS
1 stop17h 27mFrontier
Deal found 5/27$220
Tue 7/99:13 amAUS - STL
1 stop24h 12mFrontier
Thu 7/119:44 pmSTL - AUS
1 stop24h 25mFrontier
Deal found 5/27$221

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 2,740,132 searches. Data last updated May 28, 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.
Wed 6/510:20 amAUS - STL
1 stop28h 12mMultiple Airlines
Tue 6/113:23 pmSTL - AUS
1 stop17h 47mMultiple Airlines
Deal found 5/27$188
Fri 6/79:37 pmAUS - STL
1 stop13h 05mMultiple Airlines
Tue 6/113:23 pmSTL - AUS
1 stop17h 47mMultiple Airlines
Deal found 5/27$192
Wed 6/510:20 amAUS - STL
1 stop28h 12mFrontier
Sat 6/157:29 pmSTL - AUS
1 stop17h 35mFrontier
Deal found 5/27$203
Fri 6/79:37 pmAUS - STL
1 stop13h 05mFrontier
Mon 6/108:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 5/27$214
Fri 6/79:37 pmAUS - STL
1 stop13h 05mFrontier
Mon 6/178:22 pmSTL - AUS
1 stop11h 53mFrontier
Deal found 5/27$222
Fri 6/710:03 pmAUS - STL
1 stop12h 31mSpirit Airlines
Tue 6/1111:57 amSTL - AUS
2 stops21h 13mSpirit Airlines
Deal found 5/27$247
Tue 6/44:57 pmAUS - STL
1 stop6h 43mDelta
Sat 6/87:15 amSTL - AUS
1 stop6h 20mDelta
Deal found 5/27$267
Fri 6/77:15 amAUS - STL
2 stops9h 56mMultiple Airlines
Tue 6/1111:57 amSTL - AUS
2 stops21h 13mMultiple Airlines
Deal found 5/27$299
Fri 6/710:03 pmAUS - STL
1 stop12h 31mMultiple Airlines
Mon 6/107:45 amSTL - AUS
3 stops25h 25mMultiple Airlines
Deal found 5/27$317

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 2,740,132 searches. Data last updated May 28, 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.
Tue 7/169:13 amAUS - STL
1 stop5h 34mFrontier
Deal found 5/28$100
Thu 6/276:00 amAUS - STL
1 stop13h 22mMultiple Airlines
Deal found 5/27$107
Sun 6/166:17 amAUS - STL
1 stop8h 16mDelta
Deal found 5/28$108
Wed 6/510:20 amAUS - STL
1 stop28h 12mFrontier
Deal found 5/27$115
Thu 6/1310:00 amAUS - STL
1 stop7h 28mSpirit Airlines
Deal found 5/28$126
Wed 7/174:35 pmAUS - STL
2 stops24h 54mSpirit Airlines
Deal found 5/28$154
Tue 6/41:25 pmAUS - STL
1 stop6h 05mAmerican Airlines
Deal found 5/27$158
Thu 6/131:34 pmAUS - STL
2 stops21h 08mFrontier
Deal found 5/28$164
Wed 6/124:39 pmAUS - STL
2 stops24h 49mSpirit Airlines
Deal found 5/28$174

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 2,740,132 searches. Data last updated May 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$190 - $247

Route

Depart

Return

Price

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Tue 7/16

1 stop5h 34m

Lambert-St Louis

Tue 7/23

1 stop6h 59m

$190

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Fri 6/7

1 stop13h 05m

Lambert-St Louis

Tue 6/11

1 stop17h 47m

$192

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Mon 6/10

1 stop11h 58m

Lambert-St Louis

Thu 6/20

1 stop16h 48m

$210

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Fri 6/7

1 stop13h 05m

Lambert-St Louis

Mon 6/10

1 stop11h 53m

$214

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Sat 6/8

1 stop6h 25m

Lambert-St Louis

Tue 6/11

1 stop7h 21m

$216

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Sat 6/29

1 stop6h 21m

Lambert-St Louis

Mon 7/1

1 stop5h 37m

$233

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Sat 6/22

1 stop6h 45m

Lambert-St Louis

Wed 6/26

1 stop7h 45m

$235

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Mon 7/8

1 stop4h 09m

Lambert-St Louis

Thu 7/11

1 stop5h 05m

$236

Austin BergstromLambert-St Louis

AUS - STL

AUSSTL

Austin Bergstrom

Fri 6/7

1 stop12h 31m

Lambert-St Louis

Tue 6/11

2 stops21h 13m

$247

Flights are sorted by cheapest first

Deals found on 5/28

When is the best time to 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 24, 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

When is the cheapest time 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 May 26, 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

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 May 28, 2024.
Peruse reviews from past customers who have flown with Frontier, United Airlines and Delta 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
9,194 reviews

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

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

8.1
Very good
9,194 reviews
8.1
Very good
9,194 reviews

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

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

8.0
Very good
10,476 reviews
8.1
Very good
9,194 reviews

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

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

7.4
Good
10,799 reviews
8.1
Very good
9,194 reviews

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

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

7.3
Good
14,316 reviews
8.1
Very good
9,194 reviews

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

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

6.4
Okay
8,617 reviews
8.1
Very good
9,194 reviews

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Comfort

7.9

Crew

8.6

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 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 46m 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 Multiple Airlines for just $190, but on average you can expect to pay $232.

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

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

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

    Travelers can expect 4 flights from Austin to St. Louis on average per day.
    Morning (6am - Noon) - 25% of flight departures
    Afternoon (Noon - 6pm) - 50% of flight departures
    Evening (6pm - Midnight) - 25% 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 6h 25m. Fly via Frontier, Delta, or American Airlines 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 $210 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $216 and $235 round-trip. You may be able to fly from Austin to St. Louis for 35% less than the average price by searching for these airlines.

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

    $100 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 Spirit Airlines, with prices starting from $108 and $126, 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 5/28.

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

  • When is the best time 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 $319). Flying from Austin to St. Louis in July is currently the most expensive (average of $366). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 2,740,132 searches. Data last updated May 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$123Average$198FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Alaska AirlinesCheapest$133Average$312FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest$177Average$368FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$178Average$253FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$191Average$323FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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.

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 May 28, 2024.
22%of flight departuresEarly morningMidnight to 6 am
21%of flight departuresMorning6 am to noon
36%of flight departuresAfternoonNoon to 6 pm
21%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 May 28, 2024.
Sunday7daily flights
Monday7daily flights
Tuesday6daily flights
Wednesday6daily flights
Thursday7daily flights
Friday7daily flights
Saturday3daily flights

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