Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → San Antonio via Houston: arrives on time 87%
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23:59 SFO → 06:04 IAHUA 505 · United · 4h 05m · 82% on time, 0.3% cancelled
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3h 35m layover in Houston (IAH) · 45 min minimum on one ticket
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09:39 IAH → 10:46 SAT +1 dayUA 6201 · United, flown by Mesa · 1h 07m · 90% on time, 1.4% cancelled
Total trip 8h 47m, scheduled departure to arrival (San Antonio is 2 h ahead of San Francisco). Times are local. Both flew on 53 of the last 56 days.
Makes the connection99%The first flight arrived more than 170 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 35m layover.
Arrives on time87%First flight not cancelled (0.3% are) × connection made (99%) × second flight not cancelled (1.4% are) and within 15 minutes (90%).
Total trip8h 47mSFO 23:59 to SAT 10:46, 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.