Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Cleveland via Houston: arrives on time 80%
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23:59 SFO → 06:04 IAHUA 505 · United · 4h 05m · 82% on time, 0.3% cancelled
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1h 16m layover in Houston (IAH) · 45 min minimum on one ticket
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07:20 IAH → 11:14 CLE +1 dayUA 544 · United · 2h 54m · 91% on time, 0.0% cancelled
Total trip 8h 15m, scheduled departure to arrival (Cleveland is 3 h ahead of San Francisco). Times are local. Both flew on 55 of the last 56 days.
Makes the connection89%The first flight arrived more than 31 minutes late on 11% of the days it flew: too late for the 45-minute minimum connection on a 1h 16m layover.
Arrives on time80%First flight not cancelled (0.3% are) × connection made (89%) × second flight not cancelled (0.0% are) and within 15 minutes (91%).
Total trip8h 15mSFO 23:59 to CLE 11:14, 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.