
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $160 (Orbitz) |
One-way from | $71 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $396 |
Good round-trip deal | $309 or less |
Good one-way deal | $168 or less |
Fly from
Fly to
Route
Depart
Return
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Wed 4/15
8:25 am-10:35 am
Nonstop2h 10m
Austin Bergstrom
Sat 4/18
11:05 am-3:20 pm
1 stop4h 15m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Thu 4/9
6:32 am-2:49 pm
1 stop8h 17m
Austin Bergstrom
Mon 4/13
3:34 pm-9:19 pm
1 stop5h 45m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Sat 4/11
2:35 pm-9:45 pm
1 stop7h 10m
Austin Bergstrom
Mon 4/13
7:30 am-9:35 am
Nonstop2h 05m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Sat 4/11
11:15 am-7:59 pm
2 stops8h 44m
Austin Bergstrom
Mon 4/13
5:56 pm-10:28 pm
1 stop4h 32m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Fri 4/24
3:00 pm-8:45 pm
1 stop5h 45m
Austin Bergstrom
Mon 4/27
7:55 pm-12:15 am
1 stop4h 20m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Fri 4/17
9:40 pm-11:50 pm
Nonstop2h 10m
Austin Bergstrom
Mon 4/20
7:55 pm-12:15 am
1 stop4h 20m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Fri 4/24
11:42 am-7:46 pm
1 stop8h 04m
Austin Bergstrom
Mon 4/27
5:25 am-10:34 am
1 stop5h 09m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Mon 6/8
5:10 am-11:15 am
1 stop6h 05m
Austin Bergstrom
Fri 6/19
6:29 pm-11:57 pm
1 stop5h 28m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Thu 4/9
5:40 am-11:55 am
2 stops6h 15m
Austin Bergstrom
Mon 4/13
4:30 pm-10:40 pm
1 stop6h 10m
St. LouisAustin
STL - AUS
STLAUS
Lambert-St Louis
Mon 6/8
9:55 pm-11:55 pm
Nonstop2h 00m
Austin Bergstrom
Fri 6/19
7:05 pm-12:35 am
1 stop5h 30m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The price you pay for your flight from St. Louis to Austin may vary depending on when you book. For the best chance of a lower fare, look to book 85 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, May is the cheapest month in which you can book a flight from St. Louis to Austin (average of $118). Flying from St. Louis to Austin in March is currently the most expensive (average of $223). 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.
When flying from St. Louis to Austin, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 23% versus a flight in the afternoon.
Crew
Food
Comfort
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Comfort
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Comfort
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Comfort
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Comfort
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$145 | Average$268 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$167 | Average$306 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$176 | Average$308 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$198 | Average$322 | FlexibilityNo cancel fee | On-time63% |