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

Sacramento → Houston via Chicago: arrives on time 44%

  1. 12:00 SMF → 17:55 MDW
    WN 3769 · Southwest · 3h 55m · 72% on time, 2.4% cancelled
  2. 1h 20m layover in Chicago (MDW) · 45 min minimum on one ticket
  3. 19:15 MDW → 21:50 HOU
    WN 1431 · Southwest · 2h 35m · 51% on time, 2.4% cancelled

Total trip 7h 50m, scheduled departure to arrival (Houston is 2 h ahead of Sacramento). Times are local. Both flew on 40 of the last 56 days.

Makes the connection90%The first flight arrived more than 35 minutes late on 10% of the days it flew: too late for the 45-minute minimum connection on a 1h 20m layover.
Arrives on time44%First flight not cancelled (2.4% are) × connection made (90%) × second flight not cancelled (2.4% are) and within 15 minutes (51%).
Total trip7h 50mSMF 12:00 to HOU 21:50, 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.