Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Houston via Tampa: arrives on time 90%
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21:13 SFO → 05:38 TPAUA 649 · United · 5h 25m · 90% on time, 0.0% cancelled
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1h 37m layover in Tampa (TPA) · 45 min minimum on one ticket
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07:15 TPA → 08:42 IAH +1 dayUA 2491 · United · 2h 27m · 94% on time, 0.5% cancelled
Total trip 9h 29m, scheduled departure to arrival (Houston is 2 h ahead of San Francisco). Times are local. Both flew on 37 of the last 56 days.
Makes the connection97%The first flight arrived more than 52 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 37m layover.
Arrives on time90%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.5% are) and within 15 minutes (94%).
Total trip9h 29mSFO 21:13 to IAH 08:42, 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.