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

Detroit → Birmingham via Atlanta: arrives on time 70%

  1. 16:00 DTW → 18:04 ATL
    DL 1467 · Delta · 2h 04m · 77% on time, 0.6% cancelled
  2. 1h 56m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 20:00 ATL → 19:58 BHM
    DL 3202 · Delta · 58m · 74% on time, 0.0% cancelled

Total trip 4h 58m, scheduled departure to arrival (Birmingham is 1 h behind Detroit). Times are local. Both flew on 56 of the last 56 days.

Makes the connection94%The first flight arrived more than 71 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 1h 56m layover.
Arrives on time70%First flight not cancelled (0.6% are) × connection made (94%) × second flight not cancelled (0.0% are) and within 15 minutes (74%).
Total trip4h 58mDTW 16:00 to BHM 19:58, 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.