St Louis to San Antonio (STL–SAT) — Airlines, Schedules & Connections
No flights match your filters.
No nonstop flights on this route. connecting options below.
STL–SAT is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 787 miles in approximately 2h 20m. Beyond nonstop, 56 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| WN Southwest Airlines | 26 | 7M8, 7S7, B38M | 2h20-4h13 | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Travel Essentials
STL: EDT · SAT: MDT
When it's 6:00 PM in St Louis, it's 4:00 PM in San Antonio.
STL–SAT Quick Facts
Frequently Asked Questions
Flights from STL to SAT
St. Louis Lambert International Airport (STL) and San Antonio International Airport (SAT) are connected by nonstop service from Southwest Airlines. With 26 weekly departures, this is a well served route.
STL to SAT Flight Duration and Schedule
Nonstop flight time from STL to SAT ranges from 2 hours 20 minutes to 4 hours 13 minutes. The route covers a distance of 787 miles (1,266 km). There are approximately 26 weekly flights outbound and 19 return, totaling 45 flights per week in both directions.
Connecting Options and Alternatives
56 one-stop connections are available, with the fastest taking approximately 5 hours via ECP. Two-stop connections are also available via intermediate hubs.