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

Miami → San Francisco via Houston: arrives on time 70%

  1. 12:29 MIA → 14:23 IAH
    UA 470 · United · 2h 54m · 87% on time, 0.6% cancelled
  2. 1h 07m layover in Houston (IAH) · 45 min minimum on one ticket
  3. 15:30 IAH → 17:35 SFO
    UA 589 · United · 4h 05m · 80% on time, 0.0% cancelled

Total trip 8h 06m, scheduled departure to arrival (San Francisco is 3 h behind Miami). Times are local. Both flew on 55 of the last 56 days.

Makes the connection88%The first flight arrived more than 22 minutes late on 12% of the days it flew: too late for the 45-minute minimum connection on a 1h 07m layover.
Arrives on time70%First flight not cancelled (0.6% are) × connection made (88%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip8h 06mMIA 12:29 to SFO 17:35, 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.