Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Dallas via San Antonio: arrives on time 74%
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08:10 STL → 10:15 SATWN 3978 · Southwest · 2h 05m · 73% on time, 0.0% cancelled
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1h 30m layover in San Antonio (SAT) · 45 min minimum on one ticket
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11:45 SAT → 12:55 DALWN 4195 · Southwest · 1h 10m · 82% on time, 1.8% cancelled
Total trip 4h 45m, scheduled departure to arrival. Times are local. Both flew on 24 of the last 56 days.
Makes the connection92%The first flight arrived more than 45 minutes late on 8% of the days it flew: too late for the 45-minute minimum connection on a 1h 30m layover.
Arrives on time74%First flight not cancelled (0.0% are) × connection made (92%) × second flight not cancelled (1.8% are) and within 15 minutes (82%).
Total trip4h 45mSTL 08:10 to DAL 12:55, layover included
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.