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

Miami → San Francisco via Atlanta: arrives on time 66%

  1. 06:00 MIA → 08:05 ATL
    DL 1249 · Delta · 2h 05m · 93% on time, 2.5% cancelled
  2. 1h 40m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 09:45 ATL → 11:45 SFO
    DL 672 · Delta · 5h 00m · 70% on time, 0.0% cancelled

Total trip 8h 45m, scheduled departure to arrival (San Francisco is 3 h behind Miami). Times are local. Both flew on 52 of the last 56 days.

Makes the connection96%The first flight arrived more than 55 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 1h 40m layover.
Arrives on time66%First flight not cancelled (2.5% are) × connection made (96%) × second flight not cancelled (0.0% are) and within 15 minutes (70%).
Total trip8h 45mMIA 06:00 to SFO 11:45, 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.