Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Seattle → San Antonio via Houston: arrives on time 88%

  1. 23:49 SEA → 06:10 IAH
    UA 2379 · United · 4h 21m · 84% on time, 0.4% cancelled
  2. 3h 29m layover in Houston (IAH) · 45 min minimum on one ticket
  3. 09:39 IAH → 10:46 SAT +1 day
    UA 6201 · United, flown by Mesa · 1h 07m · 90% on time, 1.4% cancelled

Total trip 8h 57m, scheduled departure to arrival (San Antonio is 2 h ahead of Seattle). Times are local. Both flew on 37 of the last 56 days.

Makes the connection100%The first flight arrived more than 164 minutes late on <1% of the days it flew: too late for the 45-minute minimum connection on a 3h 29m layover.
Arrives on time88%First flight not cancelled (0.4% are) × connection made (100%) × second flight not cancelled (1.4% are) and within 15 minutes (90%).
Total trip8h 57mSEA 23:49 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.