Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Houston via Charlotte: arrives on time 88%
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05:10 STL → 08:03 CLTAA 858 · American · 1h 53m · 94% on time, 1.2% cancelled
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3h 45m layover in Charlotte (CLT) · 90 min minimum on separate tickets
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11:48 CLT → 13:34 IAHUA 6236 · United, flown by Mesa · 2h 46m · 90% on time, 0.9% cancelled
Total trip 8h 24m, scheduled departure to arrival. Times are local. Both flew on 47 of the last 56 days.
Makes the connection99%The first flight arrived more than 135 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 45m layover.
Arrives on time88%First flight not cancelled (1.2% are) × connection made (99%) × second flight not cancelled (0.9% are) and within 15 minutes (90%).
Total trip8h 24mSTL 05:10 to IAH 13:34, 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.