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

Miami → Seattle via Atlanta: arrives on time 65%

  1. 12:02 MIA → 14:09 ATL
    DL 1510 · Delta · 2h 07m · 82% on time, 1.6% cancelled
  2. 4h 16m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 18:25 ATL → 20:49 SEA
    DL 714 · Delta · 5h 24m · 67% on time, 0.3% cancelled

Total trip 11h 47m, scheduled departure to arrival (Seattle is 3 h behind Miami). Times are local. Both flew on 55 of the last 56 days.

Makes the connection99%The first flight arrived more than 211 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 4h 16m layover.
Arrives on time65%First flight not cancelled (1.6% are) × connection made (99%) × second flight not cancelled (0.3% are) and within 15 minutes (67%).
Total trip11h 47mMIA 12:02 to SEA 20:49, 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.