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

Boston → San Juan via Miami: arrives on time 80%

  1. 06:00 BOS → 09:30 MIA
    AA 873 · American · 3h 30m · 90% on time, 1.1% cancelled
  2. 3h 33m layover in Miami (MIA) · 45 min minimum on one ticket
  3. 13:03 MIA → 15:47 SJU
    AA 2581 · American · 2h 44m · 82% on time, 0.0% cancelled

Total trip 9h 47m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection98%The first flight arrived more than 168 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 33m layover.
Arrives on time80%First flight not cancelled (1.1% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (82%).
Total trip9h 47mBOS 06:00 to SJU 15:47, 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.