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

Miami → Philadelphia via Atlanta: arrives on time 38%

  1. 16:00 MIA → 18:22 ATL
    DL 1579 · Delta · 2h 22m · 67% on time, 0.6% cancelled
  2. 53m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 19:15 ATL → 21:19 PHL
    DL 2065 · Delta · 2h 04m · 65% on time, 3.2% cancelled

Total trip 5h 19m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection61%The first flight arrived more than 8 minutes late on 39% of the days it flew: too late for the 45-minute minimum connection on a 53m layover.
Arrives on time38%First flight not cancelled (0.6% are) × connection made (61%) × second flight not cancelled (3.2% are) and within 15 minutes (65%).
Total trip5h 19mMIA 16:00 to PHL 21:19, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.