Flights operate between St Louis (STL) and San Antonio (SAT).
1 airline operates this route with 1-2 flights daily flights.
Average flight time is 2h 05m - 2h 25m.
Route distance is 790 miles (1271 km).
Route Distance
790 miles (1271 km)
Average Duration
2h 05m - 2h 25m
Airlines Operating This Route
Southwest Airlines
Flight Frequency
Daily Flights
1-2 flights
Weekly Flights
8
Typical Departure Time Ranges
Earliest Departure
09:50
Latest Departure
21:55
Route Intelligence Dashboard
Overall Connectivity Score
60
GoodRoute Diversity
1
Direct Routes
Southwest Airlines serves 1 destination from STL
Weekly Frequency
14
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| STL → San Antonio (SAT) (SAT) | 14/week | 2h 05m - 2h 25m | 790 km | Moderate |
Flight Schedule & Filters
Southwest Airlines flights from Saint Louis (STL) to San Antonio (SAT)
Southwest Airlines operates scheduled nonstop flights between Saint Louis (STL) and San Antonio (SAT). Southwest Airlines operates 1-2 flights daily flights on this route.• Flight Duration: 2h 05m - 2h 25m (average flight time)• Distance: 790 miles (1271 km) (air miles between airports)• Daily Flights: 1-2 flights (scheduled departures per day)
Saint Louis (STL)
US
San Antonio (SAT)
US
FLIGHT TIME
2h 05m - 2h 25m
FLIGHT DISTANCE
790 miles (1271 km)
2h 20m - 2h 20m
09:50
21:55
790 miles (1271 km)
June
1 (Show)
8
Southwest Airlines Terminal Information & Contact
Departure Terminal - Saint Louis (STL)
Terminal: 2
Phone: 800-435-9792
Location: 2, St Louis, US
Arrival Terminal - San Antonio (SAT)
Terminal: A
Phone: 800-435-9792
Location: A, San Antonio, US
Southwest Airlines Flight Schedule from Saint Louis (STL) to San Antonio (SAT)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN1139 |  Southwest Airlines | 09:50 | 12:10:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
WN4564 | Southwest Airlines | 21:55 | 00:15:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
Southwest Airlines Monthly Flight Calendar
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Southwest Airlines Terminal Information
Departure Terminal at Saint Louis (STL):
• Terminal : Southwest Airlines operates from this terminal
Terminal 2:
• Southwest Airlines Terminal Phone: 800-435-9792
Arrival Terminal at San Antonio (SAT):
Terminal A:
• Southwest Airlines Terminal Phone: 800-435-9792
Southwest Airlines Contact Information and Customer Services
Southwest Airlines Address
2702 Love Field Dr
Dallas, TX 75235, US
Customer Service Phone
800-435-9792Official Website
southwest.com/Frequently Asked Questions
How many Southwest Airlines flights operate from St Louis (STL) to San Antonio (SAT)?
Southwest Airlines operates 2 flights from St Louis (STL) to San Antonio (SAT).
What city does San Antonio (SAT) airport serve?
San Antonio (SAT) airport serves San Antonio, US.
How long is the Southwest Airlines flight from St Louis (STL) to San Antonio (SAT)?
The flight duration is approximately 2h 05m - 2h 25m.
What is the distance from St Louis (STL) to San Antonio (SAT)?
The distance is 790 miles (1271 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737-700 (winglets) Passenger/BBJ1 on this route.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 09:50 and the latest departs at 21:55.
Which terminal does Southwest Airlines use at St Louis (STL)?
Southwest Airlines flights from St Louis (STL) depart from Terminal 2. Terminal 2 phone: 800-435-9792.
View all Southwest Airlines flights to St Louis (STL) →
Popular Southwest Airlines routes from St Louis include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.