Cheap flights from St. Louis to Austin from $45

Round-trip
1 adult
Economy
From?
To?
Tue 10/19
Tue 10/26

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from Lambert-St Louis to Austin.
View current United States travel restrictions

Flight information for St. Louis to Austin
(STL to AUS)

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Austin
Best Price Found$118The best flight deal from St. Louis to Austin found on momondo in the last 72 hours is $118
Fastest flight time2h 05mThe fastest flight from St. Louis to Austin takes 2h 05m
Direct flightsNoneThere are no direct flights from St. Louis to Austin. Popular non-direct route for this connection is Lambert-St Louis Airport - Austin Bergstrom Airport.
Airports in Austin1 airportThere is 1 airport near Austin: Austin Bergstrom (AUS)

How to get the cheapest flight ticket from St. Louis to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from St. Louis to Austin?

August

The cheapest time of year to fly to Austin from St. Louis is August. Most expensive is October

What is the cheapest day to depart St. Louis for Austin?

Tuesday

The cheapest day of the week is typically Tuesday. The most expensive is typically Thursday

When is the cheapest time to fly from St. Louis to Austin?

at noon

St. Louis to Austin flights are approximately 20% more expensive in the afternoon than at noon

What is the cheapest airline that flies to Austin from St. Louis?

Frontier

American Airlines, Delta, and Frontier are the most popular carriers operating from St. Louis to Austin

What is the cheapest St. Louis to Austin flight route?

Lambert-St Louis - Austin Bergstrom

Fly from Lambert-St Louis to Austin Bergstrom for the best St. Louis - Austin flight prices

How far in advance should you book St. Louis to Austin flights?

18 days before

The cheapest time to buy a flight from St. Louis to Austin is approximately 18 days to departure


Easily compare round-trip flights from St. Louis to Austin

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Austin by changing tabs
Spirit Airlines
Nov 10
STL2:00 amLambert-St Louis
10h 31m
1 stop
AUS12:31 pmAustin Bergstrom
Nov 17
AUS1:44 pmAustin Bergstrom
15h 02m
1 stop
STL4:46 amLambert-St Louis
Multiple Airlines
Oct 27
STL3:00 amLambert-St Louis
10h 31m
1 stop
AUS1:31 pmAustin Bergstrom
Nov 3
AUS2:35 pmAustin Bergstrom
13h 00m
1 stop
STL3:35 amLambert-St Louis
Major Airline
Jan 28
STL1:55 pmLambert-St Louis
2h 05m
AUS4:00 pmAustin Bergstrom
Jan 30
AUS3:09 amAustin Bergstrom
5h 54m
1 stop
STL9:03 amLambert-St Louis
American Airlines
Nov 20
STL4:40 pmLambert-St Louis
2h 11m
AUS6:51 pmAustin Bergstrom
Nov 22
AUS2:06 pmAustin Bergstrom
2h 04m
STL4:10 pmLambert-St Louis
Spirit Airlines
Oct 29
STL4:10 pmLambert-St Louis
24h 06m
1 stop
AUS4:16 pmAustin Bergstrom
Nov 2
AUS12:20 pmAustin Bergstrom
20h 12m
1 stop
STL8:32 amLambert-St Louis
Spirit Airlines
Nov 4
STL3:59 pmLambert-St Louis
23h 19m
1 stop
AUS3:18 pmAustin Bergstrom
Nov 7
AUS1:00 amAustin Bergstrom
27h 50m
1 stop
STL3:50 amLambert-St Louis

Find the cheapest one-way flights from St. Louis to Austin

If you're looking for one-way flights from St. Louis to Austin, view some of our deals below provided by American Airlines, Frontier and Spirit Airlines
Spirit Airlines
Oct 27
STL3:00 amLambert-St Louis
10h 31m
1 stop
AUS1:31 pmAustin Bergstrom
Frontier
Oct 19
STL5:39 amLambert-St Louis
7h 11m
1 stop
AUS12:50 pmAustin Bergstrom
American Airlines
Oct 26
STL2:55 pmLambert-St Louis
2h 15m
AUS5:10 pmAustin Bergstrom

Search last-minute flights to Austin from St. Louis

Find and compare flight prices for your last-minute flight from St. Louis to Austin
American Airlines
Oct 24
STL2:55 pmLambert-St Louis
2h 15m
AUS5:10 pmAustin Bergstrom
Oct 27
AUS12:19 pmAustin Bergstrom
2h 06m
STL2:25 pmLambert-St Louis
Multiple Airlines
Oct 24
STL2:55 pmLambert-St Louis
2h 15m
AUS5:10 pmAustin Bergstrom
Oct 27
AUS11:52 amAustin Bergstrom
21h 32m
1 stop
STL9:24 amLambert-St Louis
Spirit Airlines
Oct 21
STL6:40 amLambert-St Louis
24h 16m
1 stop
AUS6:56 amAustin Bergstrom
Oct 22
AUS2:35 pmAustin Bergstrom
17h 57m
1 stop
STL8:32 amLambert-St Louis
Delta
Oct 23
STL11:31 amLambert-St Louis
6h 37m
1 stop
AUS6:08 pmAustin Bergstrom
Oct 24
AUS3:00 amAustin Bergstrom
4h 57m
1 stop
STL7:57 amLambert-St Louis
Multiple Airlines
Oct 24
STL1:20 amLambert-St Louis
7h 34m
1 stop
AUS8:54 amAustin Bergstrom
Oct 27
AUS11:52 amAustin Bergstrom
21h 32m
1 stop
STL9:24 amLambert-St Louis
Spirit Airlines
Oct 22
STL4:10 pmLambert-St Louis
24h 06m
1 stop
AUS4:16 pmAustin Bergstrom
Oct 24
AUS7:49 amAustin Bergstrom
22h 01m
1 stop
STL5:50 amLambert-St Louis

Best airlines flying from St. Louis to Austin

Compare and see reviews for airlines that fly from St. Louis to Austin with momondo
AirlineRatingFree CancellationPrice
United Airlines
PriceFrom $91
Free Cancellation
Rating
6.8
7.2

Boarding

6.7

Comfort

7.5

Crew

6.6

Entertainment

6.1

Food

Reviews

Pros: Everything! From ticketing agent to all the crew on our flight back were awesome. Thank you!

1 / 10
Frontier
PriceFrom $92
Free Cancellation
Rating
6.2
6.6

Boarding

6.0

Comfort

7.1

Crew

4.8

Entertainment

5.1

Food

Reviews

More choices for internet connections … also more different snack choices.. seats could always be comfortable but for the price I get why

1 / 10
Delta
PriceFrom $104
Free Cancellation
Rating
8.3
8.3

Boarding

8.5

Comfort

8.5

Crew

8.2

Entertainment

8.1

Food

Reviews

Great

1 / 10
American Airlines
PriceFrom $117
Free Cancellation
Rating
7.2
7.4

Boarding

7.1

Comfort

7.8

Crew

7.1

Entertainment

6.8

Food

Reviews

Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!

1 / 10

  • Are airlines flying from Lambert-St Louis to Austin Bergstrom offering flexible cancellation due to COVID-19?

    Some of our partner airlines flying from Lambert-St Louis to Austin Bergstrom are adopting new policies due to the global impact of COVID-19. Some of the airlines that may be waiving their cancellation fees are American Airlines, United Airlines, and Frontier. You can search for the full list of airlines like American Airlines that are offering this flexibility.

  • How far is Lambert-St Louis to Austin Bergstrom by plane?

    The straight-line distance from Lambert-St Louis to Austin Bergstrom is 718.3 mi. Flights usually cover this in 2h 05m, depending on flying conditions and air traffic around both airports.


Can I fly to Austin Bergstrom from Lambert-St Louis right now?

Information is based on travel restrictions for travel to Austin Bergstrom within the United States

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Austin Bergstrom.

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Austin Bergstrom.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Austin Bergstrom.

Can I fly back to Lambert-St Louis from Austin Bergstrom?

Returning to Lambert-St Louis from Austin Bergstrom

COVID-19 testing requirements
Visitors from Austin Bergstrom must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Austin Bergstrom are not required to quarantine after entering Lambert-St Louis.

If you are planning to travel to Austin at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Alternative routes for St. Louis to Austin

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
St. Louis to Dallas Flights
Fastest flight time1h 56m
Cheapest price$71
Kansas City to Austin Flights
Fastest flight time1h 50m
Cheapest price$113
Kansas City to Dallas Flights
Fastest flight time1h 25m
Cheapest price$118
Kansas City to San Antonio Flights
Fastest flight time3h 35m
Cheapest price$155
St. Louis to San Antonio Flights
Fastest flight time4h 58m
Cheapest price$160
Kansas City to El Paso Flights
Fastest flight time4h 30m
Cheapest price$217
Joplin to Dallas Flights
Fastest flight time2h 19m
Cheapest price$389

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