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

Miami → St Louis via Atlanta: arrives on time 77%

  1. 06:00 MIA → 08:05 ATL
    DL 1249 · Delta · 2h 05m · 93% on time, 2.5% cancelled
  2. 59m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 09:04 ATL → 09:43 STL
    DL 1400 · Delta · 1h 42m · 87% on time, 1.9% cancelled

Total trip 4h 46m, scheduled departure to arrival (St Louis is 1 h behind Miami). Times are local. Both flew on 56 of the last 56 days.

Makes the connection92%The first flight arrived more than 14 minutes late on 8% of the days it flew: too late for the 45-minute minimum connection on a 59m layover.
Arrives on time77%First flight not cancelled (2.5% are) × connection made (92%) × second flight not cancelled (1.9% are) and within 15 minutes (87%).
Total trip4h 46mMIA 06:00 to STL 09:43, 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.