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$64+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AUS
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
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 January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$128
(Frontier)

One-way from

$64
(Frontier)

Popular in

October

Cheapest in

September

Average price

$287

Good round-trip deal

$275 or less

Good one-way deal

$148 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, 2% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 6, 2026.

This Frontier deal was found by Cheapflights users on 1/5. 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.
Sat 2/282:51 pmSTL - AUS
1 stop9h 25mFrontier
Wed 3/48:30 amAUS - STL
1 stop7h 23mFrontier
Deal found 1/5$128
This Frontier deal was found by Cheapflights users on 1/5. 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.
Mon 3/21:54 pmSTL - AUS
1 stop10h 22mFrontier
Wed 3/48:30 amAUS - STL
1 stop7h 23mFrontier
Deal found 1/5$144
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/35:42 pmSTL - AUS
2 stops27h 53mMultiple Airlines
Tue 2/108:30 amAUS - STL
1 stop29h 28mMultiple Airlines
Deal found 1/5$145
This Booking.com deal was found by Cheapflights users on 1/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:36 pmMCI - AUS
1 stop12h 45mFrontier
Mon 2/2310:16 amAUS - MCI
1 stop9h 32mFrontier
Deal found 1/5$146
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/510:01 pmSTL - AUS
1 stop13h 42mFrontier
Mon 2/96:55 amAUS - STL
1 stop5h 55mFrontier
Deal found 1/6$147
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/43:46 pmSTL - AUS
1 stop6h 45mFrontier
Sun 2/88:15 pmAUS - STL
1 stop16h 35mFrontier
Deal found 1/4$148
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/128:28 pmMCI - AUS
1 stop12h 53mFrontier
Sun 2/156:45 amAUS - MCI
1 stop6h 14mFrontier
Deal found 1/6$153
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/58:43 pmMCI - AUS
1 stop22h 44mFrontier
Mon 2/96:55 amAUS - MCI
1 stop12h 56mFrontier
Deal found 1/4$154
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/282:51 pmSTL - AUS
1 stop9h 25mFrontier
Sun 3/19:59 pmAUS - STL
1 stop23h 14mFrontier
Deal found 1/4$157
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/18:41 pmMCI - AUS
1 stop22h 49mFrontier
Sun 2/88:15 pmAUS - MCI
1 stop23h 36mFrontier
Deal found 1/4$160
This Frontier deal was found by Cheapflights users on 1/5. 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.
Wed 2/254:51 pmSTL - AUS
1 stop6h 22mFrontier
Sat 2/286:45 amAUS - STL
1 stop7h 11mFrontier
Deal found 1/5$160
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:51 pmSTL - AUS
1 stop6h 22mFrontier
Fri 2/2710:06 amAUS - STL
1 stop27h 50mFrontier
Deal found 1/4$163

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 January 6, 2026.
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

Tue 2/3

5:42 pm-9:35 pm

2 stops27h 53m

Austin Bergstrom

Tue 2/10

8:30 am-1:58 pm

1 stop29h 28m

$145

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Sat 2/21

8:36 pm-9:21 am

1 stop12h 45m

Austin Bergstrom

Mon 2/23

10:16 am-7:48 pm

1 stop9h 32m

$146

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Sat 2/14

8:36 pm-9:21 am

1 stop12h 45m

Austin Bergstrom

Sun 2/22

6:45 am-12:59 pm

1 stop6h 14m

$167

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Thu 2/5

10:01 pm-11:43 am

1 stop13h 42m

Austin Bergstrom

Mon 2/9

8:22 pm-6:51 am

2 stops34h 29m

$179

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Wed 2/4

10:25 am-12:45 pm

Nonstop2h 20m

Austin Bergstrom

Wed 2/4

2:00 pm-9:00 pm

1 stop7h 00m

$187

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Wed 2/18

7:55 pm-10:10 pm

Nonstop2h 15m

Austin Bergstrom

Wed 3/11

7:15 am-1:35 pm

1 stop6h 20m

$187

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Tue 2/3

9:59 am-4:05 pm

1 stop6h 06m

Austin Bergstrom

Tue 2/10

5:59 pm-11:25 pm

1 stop5h 26m

$189

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Thu 2/19

8:28 pm-9:21 am

1 stop12h 53m

Austin Bergstrom

Mon 2/23

11:34 am-3:29 pm

2 stops27h 55m

$192

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Thu 2/26

10:11 pm-11:58 am

1 stop13h 47m

Austin Bergstrom

Sun 3/1

10:16 am-1:09 pm

1 stop26h 53m

$195

Kansas CityAustin

MCI - AUS

MCIAUS

Kansas City

Tue 2/10

5:04 pm-4:04 pm

1 stop23h 00m

Austin Bergstrom

Wed 2/18

7:15 am-10:30 am

1 stop27h 15m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/4

Showing 1-10 of 50 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, November is the cheapest month in which you can book a flight from Missouri to Austin (average of $144). 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 January 6, 2026.

It’s typically best to fly out from Missouri to Austin at noon. Doing so could potentially save you 10% on the flight price compared to flying in the morning, 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 January 3, 2026.

Travelers seeking maximum savings on their Missouri to Austin flight should consider departing on Thursday at noon 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.

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 9 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 20m. Airlines will cover a distance of 722 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 Lambert-St Louis - Austin Bergstrom, Kansas City - 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 $124. On average you can expect to pay $259. The most popular route, (Lambert-St Louis - Austin Bergstrom), can usually be booked for $166.

  • 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, November is the cheapest month in which you can book a flight from Missouri to Austin (average of $144). 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
Georgetown
Pflugerville
Dripping Springs
Fredericksburg
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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$98Average$286FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$135Average$220FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$167Average$341FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$172Average$318FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$176Average$383FlexibilityNo cancel feeOn-time71%

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