Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Denver → San Francisco via Houston: arrives on time 78%
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10:07 DEN → 13:40 IAHUA 1129 · United · 2h 33m · 70% on time, 0.0% cancelled
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1h 50m layover in Houston (IAH) · 45 min minimum on one ticket
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15:30 IAH → 17:35 SFOUA 589 · United · 4h 05m · 80% on time, 0.0% cancelled
Total trip 8h 28m, scheduled departure to arrival (San Francisco is 1 h behind Denver). Times are local. Both flew on 36 of the last 56 days.
Makes the connection97%The first flight arrived more than 65 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 50m layover.
Arrives on time78%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip8h 28mDEN 10:07 to SFO 17:35, 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.