Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Sacramento via Denver: arrives on time 83%
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08:42 STL → 10:02 DENWN 3910 · Southwest · 2h 20m · 90% on time, 0.0% cancelled
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3h 33m layover in Denver (DEN) · 90 min minimum on separate tickets
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13:35 DEN → 15:10 SMFUA 662 · United · 2h 35m · 83% on time, 0.0% cancelled
Total trip 8h 28m, scheduled departure to arrival (Sacramento is 2 h behind St Louis). Times are local. Both flew on 48 of the last 56 days.
Makes the connection100%The first flight arrived more than 123 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 33m layover.
Arrives on time83%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (83%).
Total trip8h 28mSTL 08:42 to SMF 15:10, 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.