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

Miami → Chicago via Atlanta: arrives on time 70%

  1. 06:00 MIA → 08:05 ATL
    DL 1249 · Delta · 2h 05m · 93% on time, 2.5% cancelled
  2. 57m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 09:02 ATL → 10:13 ORD
    DL 1147 · Delta · 2h 11m · 80% on time, 2.8% cancelled

Total trip 5h 13m, scheduled departure to arrival (Chicago is 1 h behind Miami). Times are local. Both flew on 55 of the last 56 days.

Makes the connection92%The first flight arrived more than 12 minutes late on 8% of the days it flew: too late for the 45-minute minimum connection on a 57m layover.
Arrives on time70%First flight not cancelled (2.5% are) × connection made (92%) × second flight not cancelled (2.8% are) and within 15 minutes (80%).
Total trip5h 13mMIA 06:00 to ORD 10:13, 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.