Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Miami → Dallas via Atlanta: arrives on time 82%

  1. 08:30 MIA → 10:50 ATL
    F9 2483 · Frontier · 2h 20m · 82% on time, 1.9% cancelled
  2. 3h 09m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 13:59 ATL → 15:03 DAL
    DL 512 · Delta · 2h 13m · 86% on time, 1.4% cancelled

Total trip 7h 42m, scheduled departure to arrival (Dallas is 1 h behind Miami). Times are local. Both flew on 55 of the last 56 days.

Makes the connection99%The first flight arrived more than 99 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 09m layover.
Arrives on time82%First flight not cancelled (1.9% are) × connection made (99%) × second flight not cancelled (1.4% are) and within 15 minutes (86%).
Total trip7h 42mMIA 08:30 to DAL 15:03, 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.