Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Birmingham → Dallas via Atlanta: arrives on time 74%

  1. 05:15 BHM → 07:21 ATL
    DL 1979 · Delta · 1h 06m · 98% on time, 1.1% cancelled
  2. 1h 34m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 08:55 ATL → 10:05 DAL
    WN 4394 · Southwest · 2h 10m · 79% on time, 0.0% cancelled

Total trip 4h 50m, scheduled departure to arrival. Times are local. Both flew on 32 of the last 56 days.

Makes the connection95%The first flight arrived more than 4 minutes late on 5% of the days it flew: too late for the 90-minute minimum connection on a 1h 34m layover.
Arrives on time74%First flight not cancelled (1.1% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (79%).
Total trip4h 50mBHM 05:15 to DAL 10:05, 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.