Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Denver → Huntsville via Houston: arrives on time 81%
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11:34 DEN → 15:09 IAHUA 1599 · United · 2h 35m · 78% on time, 0.6% cancelled
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3h 26m layover in Houston (IAH) · 45 min minimum on one ticket
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18:35 IAH → 20:42 HSVUA 4284 · United, flown by CommuteAir · 2h 07m · 84% on time, 0.0% cancelled
Total trip 8h 08m, scheduled departure to arrival (Huntsville is 1 h ahead of Denver). Times are local. Both flew on 37 of the last 56 days.
Makes the connection97%The first flight arrived more than 161 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 26m layover.
Arrives on time81%First flight not cancelled (0.6% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (84%).
Total trip8h 08mDEN 11:34 to HSV 20:42, 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.