Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Los Angeles → Chicago via Houston: arrives on time 90%
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00:51 LAX → 06:12 IAHUA 491 · United · 3h 21m · 92% on time, 0.7% cancelled
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1h 53m layover in Houston (IAH) · 45 min minimum on one ticket
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08:05 IAH → 11:01 ORDUA 1617 · United · 2h 56m · 92% on time, 0.7% cancelled
Total trip 8h 10m, scheduled departure to arrival (Chicago is 2 h ahead of Los Angeles). Times are local. Both flew on 56 of the last 56 days.
Makes the connection99%The first flight arrived more than 68 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 1h 53m layover.
Arrives on time90%First flight not cancelled (0.7% are) × connection made (99%) × second flight not cancelled (0.7% are) and within 15 minutes (92%).
Total trip8h 10mLAX 00:51 to ORD 11:01, 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.