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

Dallas-Fort Worth → Birmingham via Atlanta: arrives on time 80%

  1. 05:30 DFW → 08:42 ATL
    DL 401 · Delta · 2h 12m · 92% on time, 4.1% cancelled
  2. 1h 08m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 09:50 ATL → 09:46 BHM
    DL 3164 · Delta · 57m · 90% on time, 3.4% cancelled

Total trip 4h 17m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection96%The first flight arrived more than 23 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 1h 08m layover.
Arrives on time80%First flight not cancelled (4.1% are) × connection made (96%) × second flight not cancelled (3.4% are) and within 15 minutes (90%).
Total trip4h 17mDFW 05:30 to BHM 09:46, 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.