Southwest Airlines WN3650 On Time STL St. Louis → SAT San Antonio 2h 15m 1,268km / 782mi 23. May 2025 DEPARTURE 18:18 CDT 23:18 UTC 18:10 +8 minutes TERMINAL: 2 GATE: E38 ARRIVAL 20:25 CDT 01:25 UTC TERMINAL: A GATE: 13 AIRLINE Southwest Airlines WN / SWA FREQUENCY 3x per week DISTANCE 1,268km FLIGHTS/WEEK 13 PUNCTUALITY 73%