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

Boston → San Diego via Detroit: arrives on time 76%

  1. 05:30 BOS → 07:39 DTW
    DL 1019 · Delta · 2h 09m · 95% on time, 2.5% cancelled
  2. 1h 01m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 08:40 DTW → 10:27 SAN
    DL 492 · Delta · 4h 44m · 83% on time, 1.1% cancelled

Total trip 7h 54m, scheduled departure to arrival (San Diego is 3 h behind Boston). Times are local. Both flew on 56 of the last 56 days.

Makes the connection95%The first flight arrived more than 16 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 01m layover.
Arrives on time76%First flight not cancelled (2.5% are) × connection made (95%) × second flight not cancelled (1.1% are) and within 15 minutes (83%).
Total trip7h 54mBOS 05:30 to SAN 10:27, 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.