St. LouistoSan AntonioFlight Time
STL–SAT · Nonstop
St. Louis (St. Louis Lambert International Airport) to San Antonio (San Antonio International Airport).
The estimated flight time from St. Louis (STL) to San Antonio (SAT) is about 2h 12m, covering 787 miles. Southwest Airlines flies the route nonstop with 1-2/day departures, from 08:10 to 22:15 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~2h 12m Estimated from great-circle distance — no tracked flights yet. | 787 mi | Nonstop | 1-2/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Nonstop airlines from St. Louis to San Antonio
Southwest Airlines operates 1-2/day flights from STL to SAT. Departures leave from Terminal 2 at STL.
- First departure
- 08:10
- Last departure
- 22:15
- Cadence
- 6 departures/day
- Scheduled departure times
- 6
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Southwest Airlines | 1-2/day | Boeing 737 · Terminal 2 · Seat map | 08:10 |
Aircraft on this route
Flying the other way?
SAT to STL flights — 1-2/day on 1 airline →Methodology: airline, aircraft, terminal, and departure-time details come from a full week of published airline schedules for STL, refreshed on a rolling basis. Frequency uses 12 scheduled departures across 7 observed days; flight time is estimated from flying distance until this route has enough tracked flights for an observed average.
Route FAQ
How long is the flight from St. Louis to San Antonio?
The estimated flight time from St. Louis (STL) to San Antonio (SAT) is about 2h 12m, based on the 787-mile flying distance.
How far is St. Louis from San Antonio?
St. Louis (STL) to San Antonio (SAT) is about 787 miles by air.
Are there nonstop flights from St. Louis to San Antonio?
Yes. Southwest Airlines flies nonstop from St. Louis (STL) to San Antonio (SAT), with 1-2/day departures.
Which airlines fly from St. Louis to San Antonio?
Southwest Airlines flies nonstop from St. Louis (STL) to San Antonio (SAT).
What aircraft fly from St. Louis to San Antonio?
The STL–SAT route is flown with Boeing 737.
Route hubs
Nearby airport options
Near San Antonio
- AUS - AustinAustin-Bergstrom International Airport · 66 mi from SATFlights to AUS