St. Louis, MO STL to Austin, TX AUS flight with American Airlines

Sat, Mar 21
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Journey information

Overview: St. Louis, MO to Austin, TX flight

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Flights from St. Louis, MO to Austin, TX depart on average 35 times per day, taking around 3h 14m. Cheap flight tickets for this journey start at $110 (€89) if you book in advance.

The earliest flight runs at 05:00, the last at 21:30. The fastest flight covers the 719 miles (1158 km) distance in 4h 14m. February is the cheapest month to fly.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance
719 miles (1158 km)
Average flight duration
3h 14m
Cheapest ticket price
$110 (€89)
Flights per day
35
Fastest flight
4h 14m
First flight
05:00
Last flight
21:30
Cheapest month
Feb
Cheapest day
Tue
High season
Oct - Dec
Low season
Apr - Jun
Best day to book ahead
7 days
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

The cheapest and fastest flights from St. Louis, MO to Austin, TX

Showing times and prices for Mar 22

Cheapest price

$232

Average price

$840

Fastest journey

3 h 48 m

Average duration

4 h 20 m

Flights per day

50

Distance

1158 km

Cheap tickets

The best way to find a cheap flight ticket from St. Louis, MO to Austin, TX is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from St. Louis, MO to Austin, TX will cost around $840 if you buy it on the day, but the cheapest tickets can be found for only $232.

Fast flights

It's difficult to get from St. Louis, MO to Austin, TX without transferring at least once.

UnitedUA5620 · UA456
05:15AM6h05
St. Louis Lambert International Airport
11:20AMAustin-Bergstrom International Airport
$2321One-way
1 transfer
UnitedUA4506 · UA2746
08:30AM7h28
St. Louis Lambert International Airport
03:58PMAustin-Bergstrom International Airport
$3711One-way
1 transfer
UnitedUA4537 · UA1231 · UA1859
05:00AM8h14
St. Louis Lambert International Airport
01:14PMAustin-Bergstrom International Airport
$3761One-way
2 transfers
UnitedUA1371 · UA1859
06:00AM7h14
St. Louis Lambert International Airport
01:14PMAustin-Bergstrom International Airport
$3801One-way
1 transfer
UnitedUA725 · UA1943
05:55PM5h49
St. Louis Lambert International Airport
11:44PMAustin-Bergstrom International Airport
$3801One-way
1 transfer

Travel Information

Compare train, bus, and flight for St. Louis, MO to Austin, TX

Omio recommends booking the train as it is the most popular option from St. Louis, MO to Austin, TX among Omio's users. If you are prioritising price take the bus with prices starting from $123. For those with little time consider booking a flight which can get you there in 3h 14m. The ticket price range depends on the travel mode: a bus costs an average of $123, and a flight costs an average of $110.

Distance: 719 miles (1158 km)

Compare flight with

Flight
Most popular
Train
Bus

$212

Average price

$176

Average price

$175

Average price

Cheapest

6h 14m

Average total duration

Fastest

3h 14m

Onboard

+

3h 0m

Additional time*

23h 24m

Average total duration

22h 54m

Onboard

+

30m

Additional time*

18h 20m

Average total duration

17h 50m

Onboard

+

30m

Additional time*

American Airlines

Most popular airline

Amtrak

Most popular train company

Greyhound

Most popular bus company

Direct Options

Direct Options

Direct Options

Live departures

St. Louis, MO to Austin, TX flight times

The table below shows live departures for St. Louis, MO to Austin, TX flights for tomorrow, Saturday, March 21. You can also manually refresh the results below to see updated flight journeys.

Last updated at 9:57 PM
ProviderDepartsDurationArrivesTransfers
Tickets
unitedUA4537 · UA1231 · UA185910:00 AM St. Louis Lambert International Airport
8h14
6:14 PM Austin-Bergstrom International Airport2 transfers
unitedUA4537 · UA203210:00 AM St. Louis Lambert International Airport
7h05
5:05 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2261 · AA239710:12 AM St. Louis Lambert International Airport
4h22
2:34 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2261 · AA207610:12 AM St. Louis Lambert International Airport
5h19
3:31 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2261 · AA129510:12 AM St. Louis Lambert International Airport
10h22
8:34 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2261 · AA153110:12 AM St. Louis Lambert International Airport
9h37
7:49 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2261+psa_airlinesAA547410:12 AM St. Louis Lambert International Airport
7h58
6:10 PM Austin-Bergstrom International Airport1 transfer
unitedUA5620 · UA102610:15 AM St. Louis Lambert International Airport
7h42
5:57 PM Austin-Bergstrom International Airport1 transfer
unitedUA5620 · UA45610:15 AM St. Louis Lambert International Airport
6h05
4:20 PM Austin-Bergstrom International Airport1 transfer
unitedUA1371 · UA185911:00 AM St. Louis Lambert International Airport
7h14
6:14 PM Austin-Bergstrom International Airport1 transfer
unitedUA1371 · UA403911:00 AM St. Louis Lambert International Airport
5h23
4:23 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA1223 · AA243011:00 AM St. Louis Lambert International Airport
7h42
6:42 PM Austin-Bergstrom International Airport1 transfer
unitedUA4423 · UA203211:25 AM St. Louis Lambert International Airport
5h40
5:05 PM Austin-Bergstrom International Airport1 transfer
unitedUA5318 · UA132611:51 AM St. Louis Lambert International Airport
10h01
9:52 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA1410 · AA153112:00 PM St. Louis Lambert International Airport
7h49
7:49 PM Austin-Bergstrom International Airport1 transfer
unitedUA3425 · UA2690 · UA198012:00 PM St. Louis Lambert International Airport
12h57
12:57 AM Austin-Bergstrom International Airport2 transfers
american_airlinesAA1410 · AA129512:00 PM St. Louis Lambert International Airport
8h34
8:34 PM Austin-Bergstrom International Airport1 transfer
unitedUA3425 · UA115512:00 PM St. Louis Lambert International Airport
8h07
8:07 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA1410+psa_airlinesAA547412:00 PM St. Louis Lambert International Airport
6h10
6:10 PM Austin-Bergstrom International Airport1 transfer
unitedUA3425 · UA228912:00 PM St. Louis Lambert International Airport
11h18
11:18 PM Austin-Bergstrom International Airport1 transfer
unitedUA2138 · UA106112:41 PM St. Louis Lambert International Airport
6h17
6:58 PM Austin-Bergstrom International Airport1 transfer
unitedUA2138 · UA2638 · UA171112:41 PM St. Louis Lambert International Airport
9h42
10:23 PM Austin-Bergstrom International Airport2 transfers
american_airlinesAA2430+envoy_airAA35621:00 PM St. Louis Lambert International Airport
5h42
6:42 PM Austin-Bergstrom International Airport1 transfer
unitedUA4608 · UA2638 · UA17111:17 PM St. Louis Lambert International Airport
9h06
10:23 PM Austin-Bergstrom International Airport2 transfers
unitedUA4506 · UA27461:30 PM St. Louis Lambert International Airport
7h28
8:58 PM Austin-Bergstrom International Airport1 transfer
unitedUA4506 · UA23371:30 PM St. Louis Lambert International Airport
12h14
1:44 AM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2182+envoy_airAA37342:20 PM St. Louis Lambert International Airport
8h26
10:46 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2897 · AA12952:35 PM St. Louis Lambert International Airport
5h59
8:34 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2897 · AA11662:35 PM St. Louis Lambert International Airport
8h11
10:46 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2897 · AA15312:35 PM St. Louis Lambert International Airport
5h14
7:49 PM Austin-Bergstrom International Airport1 transfer
unitedUA4601 · UA6223:00 PM St. Louis Lambert International Airport
6h11
9:11 PM Austin-Bergstrom International Airport1 transfer
unitedUA4601 · UA1215 · UA19803:00 PM St. Louis Lambert International Airport
9h57
12:57 AM Austin-Bergstrom International Airport2 transfers
unitedUA4024 · UA24833:05 PM St. Louis Lambert International Airport
5h17
8:22 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2182+envoy_airAA37123:33 PM St. Louis Lambert International Airport
7h13
10:46 PM Austin-Bergstrom International Airport1 transfer
unitedUA3573 · UA19284:28 PM St. Louis Lambert International Airport
12h26
4:54 AM Austin-Bergstrom International Airport1 transfer
unitedUA3573 · UA6764:28 PM St. Louis Lambert International Airport
9h28
1:56 AM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2289 · AA11664:46 PM St. Louis Lambert International Airport
6h00
10:46 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2289 · AA12954:46 PM St. Louis Lambert International Airport
3h48
8:34 PM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2289 · AA27074:46 PM St. Louis Lambert International Airport
11h20
4:06 AM Austin-Bergstrom International Airport1 transfer
unitedUA4454 · UA23375:15 PM St. Louis Lambert International Airport
8h29
1:44 AM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2486 · AA24716:34 PM St. Louis Lambert International Airport
9h03
3:37 AM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2486 · AA19196:34 PM St. Louis Lambert International Airport
6h30
1:04 AM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2486 · AA18066:34 PM St. Louis Lambert International Airport
5h39
12:13 AM Austin-Bergstrom International Airport1 transfer
unitedUA333 · UA19427:50 PM St. Louis Lambert International Airport
6h16
2:06 AM Austin-Bergstrom International Airport1 transfer
american_airlinesAA2507 · AA13599:13 PM St. Louis Lambert International Airport
4h33
1:46 AM Austin-Bergstrom International Airport1 transfer
unitedUA6219 · UA26219:47 PM St. Louis Lambert International Airport
4h40
2:27 AM Austin-Bergstrom International Airport1 transfer

This is the last flight of the day.

Find all the dates and times for this journey

Compare prices and tickets St. Louis, MO to Austin, TX by train, bus, or flight

Compare train, bus, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

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Mar 22
Mon
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Wed
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Thu
Mar 26
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Mar 28

Why should you book St. Louis, MO to Austin, TX flights with Omio?

American Airlines operates all flights services from St. Louis, MO to Austin, TX.
Omio is an official ticket reseller for all your travel options from St. Louis, MO to Austin, TX.

Why book with Omio vs American Airlines?

  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare American Airlines with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from St. Louis, MO to Austin, TX.

Why book with Omio over Trip, Edreams or Skyscanner?

  • Multiple modes of transport: Omio allows you to compare travel options including train, bus and flight to find the ideal travel option from St. Louis, MO to Austin, TX.

Airlines: American Airlines from St. Louis, MO to Austin, TXFind the best flights between St. Louis, MO to Austin, TX with Omio's travel partners American Airlines from $110 (€89). We can find you the best deals, schedules and tickets when comparing and booking the best trip.

American Airlines

About
American Airlines is one of the largest airlines in the world, connecting travelers to hundreds of destinations across the United States, Latin America, Europe, Asia, and beyond. Operating from major hubs such as Dallas/Fort Worth, Miami, and Charlotte, American offers a wide range of travel options. Passengers can choose from Economy with affordable fares, Premium Economy with extra space, or Business and First Class featuring flat-bed seats, premium dining, and lounge access. With a modern fleet and membership in the oneworld alliance, American Airlines combines global reach with comfort and reliability.
Luggage & cancellation policy
Average Duration
4h 14m
Cheapest Price
$110 (€89)
American Airlines frequency
19 a day
Luggage included
1 carry-on bag (22 x 14 x 9 inches) and 1 personal item (18 x 14 x 8 inches) included in most fares
Additional luggage
Checked bags fees vary by route. First checked bag typically $30, second $40 on domestic flights
Cancellation Policy
Basic Economy tickets cannot be changed or refunded. Other fares allow changes with fee, refunds subject to fare rules.
Pregnant on board
Passengers can fly up to 36 weeks for single pregnancies, 32 weeks for multiple pregnancies. Medical certificate required within 7 days of departure if within 4 weeks of due date.
Unaccompagned minor
Children ages 5-14 can travel alone using American Airlines Unaccompanied Minor Service. Service fee is $150 each way.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
American Airlines provides wheelchair assistance and special services for passengers with disabilities. Assistance must be requested at least 48 hours before departure.
Pets
Small dogs and cats allowed in cabin for $125 fee. Must be in approved carrier under seat. Service animals allowed.
Entertaiment on board

FAQs: St. Louis, MO to Austin, TX Flight

Find answers to the most common questions about traveling from St. Louis, MO to Austin, TX by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Austin, TX, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from St. Louis, MO to Austin, TX can start from as little as $110 (€89) when you book in advance. The average flight ticket price for St. Louis, MO to Austin, TX is $212 (€172) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from St. Louis, MO to Austin, TX is 4h 14m to travel the 719 miles (1158 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from St. Louis, MO to Austin, TX leaves at 5:00 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from St. Louis, MO to Austin, TX leaves at 9:30 PM.
There are 35 flights a day from St. Louis, MO to Austin, TX which require at least one change with American Airlines. Schedules can vary on holidays or weekends with fewer flights.
When taking a flight from St. Louis, MO to Austin, TX, you can count on American Airlines for the best way to get you to Austin, TX. You can also check all possible airlines who offer a service between St. Louis, MO and Austin, TX and compare the amenities they offer before buying a plane ticket.
Flights from St. Louis, MO to Austin, TX generally leave from St. Louis Lambert International Airport and arrive in Austin-Bergstrom International Airport.St. Louis Lambert International Airport is 1 miles (2 km) away from St. Louis, MO city centre and Austin-Bergstrom International Airport is 6 miles (10 km) from Austin, TX city centre.
The cheapest month for a flight from St. Louis, MO to Austin, TX is February.
It's helpful to compare your options as there are 3 ways to travel between St. Louis, MO and Austin, TX including taking a train, bus, and flight.
Since neither St. Louis, MO nor Austin, TX are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is no time difference between St. Louis, MO and Austin, TX.
The best events to attend in Austin, TX include:
  • South by Southwest (SXSW), a renowned festival celebrating music, film, and interactive media with thousands of artists and innovators
  • Austin City Limits Music Festival, a two-weekend music festival featuring top artists across various genres in the heart of Zilker Park
  • Texas Book Festival, an annual literary event bringing together authors, readers, and book lovers for discussions and signings.
The best holidays to experience in Austin, TX include:
  • South by Southwest (SXSW), vibrant music and film festival atmosphere with diverse cultural experiences
  • Memorial Day, warm weather perfect for outdoor activities and local events
  • Labor Day, a lively time with various festivals and a chance to enjoy the city's nightlife.
The best season to visit Austin, TX is Spring or Fall. The best weather to explore Austin, TX is during March-May or September-November.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.

popular airports

Popular airports from St. Louis, MO to Austin, TX

St. Louis
Austin
The major airport for departures in St. Louis is St. Louis Lambert International Airport. Find all the information you need to know about services, amenities and connections at St. Louis Lambert International Airport for your trip from St. Louis to Austin.
Amenities at airport
WifiWifi
ShoppingShopping
ParkingParking
DiningDining
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
HotelHotel
ShowerShower
LoungeLounge
Lost and Found OfficeLost and Found Office
Car RentalCar Rental
information
ticketOfficeHours
Distance to city center
2 km
carConnection
Car connection
I-70, Exit 236
Wifi
Wifi
  • Free Wi-Fi available throughout the airport.
Shopping
Shopping
  • Shops in both terminals, including Hudson News and Tech on the Go.
Parking
Parking
  • Parking available with short-term and long-term options, approximately 1.42€ ($1.50) per hour.
Dining
Dining
  • Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
Taxis
Taxis
  • Available outside the terminal.
Accessibility
Accessibility
  • Elevators, ramps
WC
WC
  • Available throughout both terminals.
Hotel
Hotel
  • Hotels nearby, such as Marriott St. Louis Airport within walking distance.
Shower
Shower
  • Showers available in some lounges, access may require lounge fee.
Lounge
Lounge
  • Lounges available, including American Airlines Admirals Club.
Lost and Found Office
Lost and Found Office
  • Lost and Found located in terminal 1, contact airport for details.
Car Rental
Car Rental
  • Car rental services available, including Hertz and Enterprise in terminal 1
Public transit options for St. Louis Lambert International Airport
  • MetroLink Red Line, Lambert Airport terminal 1 & 2 stations, 35 minutes

Most popular flights to and from Austin, TX and St. Louis, MO

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