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

Dallas → Miami via Atlanta: arrives on time 71%

  1. 06:05 DAL → 09:15 ATL
    DL 516 · Delta · 2h 10m · 90% on time, 3.0% cancelled
  2. 3h 39m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 12:54 ATL → 14:55 MIA
    DL 1579 · Delta · 2h 01m · 76% on time, 0.8% cancelled

Total trip 7h 50m, scheduled departure to arrival (Miami is 1 h ahead of Dallas). Times are local. Both flew on 56 of the last 56 days.

Makes the connection98%The first flight arrived more than 174 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 39m layover.
Arrives on time71%First flight not cancelled (3.0% are) × connection made (98%) × second flight not cancelled (0.8% are) and within 15 minutes (76%).
Total trip7h 50mDAL 06:05 to MIA 14:55, 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.