Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Denver via Houston: arrives on time 84%
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05:30 ORD → 08:18 IAHUA 2310 · United · 2h 48m · 93% on time, 0.0% cancelled
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1h 14m layover in Houston (IAH) · 45 min minimum on one ticket
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09:32 IAH → 11:08 DENUA 1450 · United · 2h 36m · 85% on time, 0.0% cancelled
Total trip 6h 38m, scheduled departure to arrival (Denver is 1 h behind Chicago). Times are local. Both flew on 37 of the last 56 days.
Makes the connection99%The first flight arrived more than 29 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 1h 14m layover.
Arrives on time84%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (85%).
Total trip6h 38mORD 05:30 to DEN 11:08, 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.