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

Philadelphia → Birmingham via Atlanta: arrives on time 76%

  1. 16:08 PHL → 18:25 ATL
    DL 2131 · Delta · 2h 15m · 70% on time, 1.9% cancelled
  2. 3h 19m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 21:44 ATL → 21:40 BHM
    DL 2257 · Delta · 56m · 83% on time, 2.3% cancelled

Total trip 6h 32m, scheduled departure to arrival (Birmingham is 1 h behind Philadelphia). Times are local. Both flew on 28 of the last 56 days.

Makes the connection96%The first flight arrived more than 154 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 3h 19m layover.
Arrives on time76%First flight not cancelled (1.9% are) × connection made (96%) × second flight not cancelled (2.3% are) and within 15 minutes (83%).
Total trip6h 32mPHL 16:08 to BHM 21:40, 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.