Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Detroit via Houston: arrives on time 87%
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05:00 SFO → 10:55 IAHUA 2168 · United · 3h 55m · 97% on time, 1.3% cancelled
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3h 03m layover in Houston (IAH) · 45 min minimum on one ticket
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13:58 IAH → 17:59 DTWUA 6131 · United, flown by Mesa · 3h 01m · 89% on time, 0.0% cancelled
Total trip 9h 59m, scheduled departure to arrival (Detroit is 3 h ahead of San Francisco). Times are local. Both flew on 48 of the last 56 days.
Makes the connection100%The first flight arrived more than 138 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 03m layover.
Arrives on time87%First flight not cancelled (1.3% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (89%).
Total trip9h 59mSFO 05:00 to DTW 17:59, 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.