Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Miami via Denver: arrives on time 49%
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07:20 IAH → 08:52 DENUA 1575 · United · 2h 32m · 77% on time, 1.4% cancelled
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1h 17m layover in Denver (DEN) · 45 min minimum on one ticket
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10:09 DEN → 16:16 MIAUA 1496 · United · 4h 07m · 54% on time, 0.0% cancelled
Total trip 7h 56m, scheduled departure to arrival (Miami is 1 h ahead of Houston). Times are local. Both flew on 37 of the last 56 days.
Makes the connection91%The first flight arrived more than 32 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 17m layover.
Arrives on time49%First flight not cancelled (1.4% are) × connection made (91%) × second flight not cancelled (0.0% are) and within 15 minutes (54%).
Total trip7h 56mIAH 07:20 to MIA 16:16, 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.