Direct (non-stop) flights from Saint Louis (STL) to Austin (AUS)
Find comprehensive flight information, schedules, and booking details for direct flights from Saint Louis (STL) to Austin (AUS). This popular route is operated by 1 airline, offering multiple daily departures.• Flight Duration: 2h 00m - 2h 20m (average flight time)• Distance: 725 miles (1167 km) (air miles between airports)• Daily Flights: 2-6 flights (scheduled departures per day)
Saint Louis (STL)
Austin (AUS)
FLIGHT TIME
2h 00m - 2h 20m
FLIGHT DISTANCE
725 miles (1167 km)
2h 10m - 2h 15m
09:50
22:45
725 miles (1167 km)
April
1 (Show)
24
Flight Schedule
December 2025
Airlines with direct flights from Saint Louis (STL) to Austin (AUS)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 2h 00m - 2h 20m.
Pricing patterns: April typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 9:00, 15:00, 22:00, offering more flight options and potentially better connections.
Saint Louis (STL) - Austin (AUS) flight price statistics
$339
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$404
Jan$291
Feb$210
Mar$166
Apr$180
May$326
Jun$180
Jul$274
Aug$298
Sep$380
Oct$387
Nov$968
DecRelated Information
Airports: STL • AUS Airport
Airlines operating this route: Southwest Airlines (WN)
Frequently Asked Questions
How many flights operate from STL to AUS?
There are 3 direct flights operating from STL to AUS. Approximately 2-6 flights daily.
Which airlines operate flights from STL to AUS?
1 airline operates on this route: Southwest Airlines.
How long is the flight from STL to AUS?
The flight duration from STL to AUS is approximately 2h 00m - 2h 20m.
What is the distance from STL to AUS?
The distance from STL to AUS is 725 miles (1167 km).
What is the flight time range for this route?
Flight times on this route range from 2h 10m - 2h 15m.
What are the earliest and latest flight departure times?
The earliest flight departs at 09:50 and the latest flight departs at 22:45.
What is the cheapest month to fly from STL to AUS?
April is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 24 flights operate per week from STL to AUS.
What types of aircraft operate on this route?
This route is served by Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737MAX 8 Passenger.
What is the average flight price from STL to AUS?
The average flight price for a round-trip ticket from STL to AUS is approximately $339 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from STL to AUS for the lowest prices?
April is typically the cheapest month to fly from STL to AUS. Booking in advance and avoiding peak travel seasons can help you find better deals.
How far is AUS from STL?
The distance from STL to AUS is 725 miles (1167 km). This is a long-haul flight route.
How long does it take to fly from STL to AUS?
The flight time from STL to AUS is approximately 2h 00m - 2h 20m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.