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

Birmingham → Chicago via Houston: arrives on time 34%

  1. 12:10 BHM → 13:55 HOU
    WN 4517 · Southwest · 1h 45m · 65% on time, 0.0% cancelled
  2. 2h 03m layover in Houston (HOU) · 45 min minimum on one ticket
  3. 15:58 HOU → 18:22 MDW
    WN 2042 · Southwest · 2h 25m · 36% on time, 2.0% cancelled

Total trip 6h 13m, scheduled departure to arrival. Times are local. Both flew on 24 of the last 56 days.

Makes the connection96%The first flight arrived more than 78 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 2h 03m layover.
Arrives on time34%First flight not cancelled (0.0% are) × connection made (96%) × second flight not cancelled (2.0% are) and within 15 minutes (36%).
Total trip6h 13mBHM 12:10 to MDW 18:22, 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.