Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Seattle → San Antonio via Houston: arrives on time 81%
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07:05 SEA → 13:31 IAHUA 2135 · United · 4h 26m · 92% on time, 0.6% cancelled
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3h 04m layover in Houston (IAH) · 45 min minimum on one ticket
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16:35 IAH → 17:44 SATUA 5379 · United, flown by SkyWest · 1h 09m · 83% on time, 0.0% cancelled
Total trip 8h 39m, scheduled departure to arrival (San Antonio is 2 h ahead of Seattle). Times are local. Both flew on 39 of the last 56 days.
Makes the connection99%The first flight arrived more than 139 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 04m layover.
Arrives on time81%First flight not cancelled (0.6% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (83%).
Total trip8h 39mSEA 07:05 to SAT 17:44, 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.