Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Seattle via Denver: arrives on time 87%
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05:15 IAH → 06:47 DENUA 1874 · United · 2h 32m · 96% on time, 0.0% cancelled
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1h 14m layover in Denver (DEN) · 45 min minimum on one ticket
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08:01 DEN → 10:00 SEAUA 2271 · United · 2h 59m · 91% on time, 0.9% cancelled
Total trip 6h 45m, scheduled departure to arrival (Seattle is 2 h behind Houston). Times are local. Both flew on 56 of the last 56 days.
Makes the connection97%The first flight arrived more than 29 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 14m layover.
Arrives on time87%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.9% are) and within 15 minutes (91%).
Total trip6h 45mIAH 05:15 to SEA 10:00, 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.