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$47+ Cheap flights from Missouri to Austin (AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AUS
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Cheap flight deals from Missouri to Austin

Keep the following information in mind while searching for Missouri to Austin flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$110
(Frontier)

One-way from

$47
(Kiwi.com)

Popular in

October

Cheapest in

September

Average price

$315

Good round-trip deal

$263 or less

Good one-way deal

$189 or less
Provider with most accurate pricing for Lambert-St Louis-Austin Bergstrom flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Austin Bergstrom flights.
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From Missouri to Austin Bergstrom
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One-way flight from Missouri to Austin Bergstrom
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Missouri to Austin Bergstrom.
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Price to beat on a one-way flight from Missouri to Austin Bergstrom.
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Find flight deals from Missouri to Austin

Cheapest flights from Missouri to Austin
Explore the most affordable flight options available from Missouri to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This Frontier deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:47 amSTL - AUS
1 stop6h 26mFrontier
Thu 12/119:59 amAUS - STL
1 stop12h 34mFrontier
Deal found 11/4$110
This Booking.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:09 pmMCI - AUS
1 stop17h 04mFrontier
Thu 12/116:55 amAUS - MCI
1 stop12h 19mFrontier
Deal found 11/4$111
This Mytrip deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:49 pmMCI - AUS
1 stop27h 49mFrontier
Sun 11/236:05 amAUS - MCI
1 stop13h 28mFrontier
Deal found 11/4$127
This Mytrip deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:16 pmSTL - AUS
1 stop27h 02mFrontier
Sun 12/76:55 amAUS - STL
1 stop27h 19mFrontier
Deal found 11/5$133
This Mytrip deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:45 pmSTL - AUS
1 stop18h 55mFrontier
Sun 11/236:05 amAUS - STL
1 stop27h 57mFrontier
Deal found 11/4$136
This Mytrip deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:48 pmMCI - AUS
1 stop9h 26mFrontier
Sun 12/76:55 amAUS - MCI
1 stop12h 55mFrontier
Deal found 11/5$138
This Frontier deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:42 amSTL - AUS
1 stop6h 31mFrontier
Sun 12/710:22 pmAUS - STL
1 stop13h 50mFrontier
Deal found 11/5$138
This Frontier deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:48 pmMCI - AUS
1 stop9h 26mFrontier
Mon 12/82:13 pmAUS - MCI
1 stop5h 37mFrontier
Deal found 11/4$142
This Booking.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:28 pmMCI - AUS
1 stop12h 32mFrontier
Tue 11/187:45 amAUS - MCI
1 stop9h 34mFrontier
Deal found 11/3$152
This Mytrip deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:43 pmSTL - AUS
1 stop13h 38mFrontier
Tue 11/2510:46 amAUS - STL
1 stop8h 12mFrontier
Deal found 11/5$153
This Booking.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:43 pmSTL - AUS
1 stop15h 54mFrontier
Sun 11/236:05 amAUS - STL
1 stop12h 53mFrontier
Deal found 11/4$156
This Mytrip deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/218:28 pmMCI - AUS
1 stop15h 09mFrontier
Sun 11/236:05 amAUS - MCI
1 stop13h 28mFrontier
Deal found 11/5$157

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri 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 2,558,603 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Missouri to Austin that are best for you.

Fly from

Missouri

Fly to

Austin

Route

Depart

Return

Price

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Fri 12/5

10:42 am-5:13 pm

1 stop6h 31m

Austin Bergstrom

Sun 12/7

10:22 pm-12:12 pm

1 stop13h 50m

$138

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Thu 1/22

7:00 am-11:42 am

1 stop4h 42m

Austin Bergstrom

Mon 1/26

9:50 am-4:14 pm

1 stop6h 24m

$179

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Fri 12/5

2:48 pm-12:14 am

1 stop9h 26m

Austin Bergstrom

Sun 12/7

9:12 pm-11:51 am

2 stops14h 39m

$195

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Wed 12/3

6:40 am-8:45 am

Nonstop2h 05m

Austin Bergstrom

Wed 12/10

8:10 pm-10:00 pm

Nonstop1h 50m

$197

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Sat 12/6

3:00 pm-5:00 pm

Nonstop2h 00m

Austin Bergstrom

Tue 12/9

8:10 pm-10:00 pm

Nonstop1h 50m

$212

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Wed 12/31

11:33 am-8:08 am

2 stops20h 35m

Austin Bergstrom

Fri 1/2

6:45 am-7:50 pm

1 stop13h 05m

$214

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Thu 12/4

8:25 pm-10:35 pm

Nonstop2h 10m

Austin Bergstrom

Mon 12/8

5:30 am-7:35 am

Nonstop2h 05m

$217

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Tue 1/6

12:55 pm-5:45 pm

1 stop4h 50m

Austin Bergstrom

Thu 1/15

7:55 pm-9:45 pm

Nonstop1h 50m

$222

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Tue 12/23

10:45 pm-12:55 am

Nonstop2h 10m

Austin Bergstrom

Tue 12/30

11:20 am-5:25 pm

1 stop6h 05m

$223

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Thu 12/4

7:05 am-12:37 pm

1 stop5h 32m

Austin Bergstrom

Mon 12/8

1:42 pm-9:02 pm

1 stop7h 20m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Missouri 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.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Austin

What is the cheapest month to book a flight from Missouri to Austin?

Currently, October is the cheapest month in which you can book a flight from Missouri to Austin (average of $128). Flying from Missouri to Austin in June is currently the most expensive (average of $210). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Missouri 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 November 5, 2025.

It’s typically best to fly out from Missouri to Austin in the evening. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Missouri to Austin?

Use this chart to determine the cheapest time to fly round-trip from Missouri to Austin. Price data was last updated on December 16, 2024.

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

Related info for your journey

Find useful and relevant information for your journey from Missouri to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Austin from Missouri?

    For a flight from Missouri to Austin, you will be flying into Austin Bergstrom. Austin Bergstrom (AUS) is just 7.5 mi from the center of the city.

  • How popular is this Missouri to Austin flight route?

    This flight path from Missouri to Austin Bergstrom was viewed by 8 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Missouri to Austin?

    Departing from Missouri to Austin will take you 2h 05m. Airlines will cover a distance of 650 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Missouri to Austin?

    When deciding which route to take from Missouri to Austin consider Kansas City - Austin Bergstrom, Lambert-St Louis - Austin Bergstrom or Springfield-Branson - Austin Bergstrom as they are the most popular.

  • What are the cheapest flights from Missouri to Austin?

    The cheapest flight price from Missouri to Austin is $155. On average you can expect to pay $280. The most popular route, (Kansas City - Austin Bergstrom), can usually be booked for $189.

  • Can I find deals for flights from Missouri to Austin that include hotel bookings?

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

  • How can I find direct flights from Missouri to Austin?

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

  • Can I find deals for business class flights from Missouri to Austin?

    Yes. Cheapflights offers flight deals from Missouri 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.

  • What is the cheapest month to book a flight from Missouri to Austin?

    Currently, October is the cheapest month in which you can book a flight from Missouri to Austin (average of $128). Flying from Missouri to Austin in June is currently the most expensive (average of $210). 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

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Cedar Park
Round Rock
San Marcos
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Canyon Lake
Seguin
Horseshoe Bay

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Top 5 airlines flying from Missouri to Austin

Discover the top 5 airlines that operate flights from Missouri 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 2,558,603 searches. Data last updated November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$98Average$283FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$135Average$234FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$158Average$365FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$167Average$325FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$174Average$324FlexibilityNo cancel feeOn-time63%

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