Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Houston via Chicago: arrives on time 80%
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09:08 STL → 10:36 ORDAA 4104 · American, flown by Envoy · 1h 28m · 94% on time, 0.0% cancelled
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2h 53m layover in Chicago (ORD) · 45 min minimum on one ticket
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13:29 ORD → 16:27 IAHAA 4426 · American, flown by Republic · 2h 56m · 83% on time, 3.2% cancelled
Total trip 7h 17m, scheduled departure to arrival. Times are local. Both flew on 48 of the last 56 days.
Makes the connection99%The first flight arrived more than 128 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 2h 53m layover.
Arrives on time80%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (3.2% are) and within 15 minutes (83%).
Total trip7h 17mSTL 09:08 to IAH 16:27, 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.