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

Boston → San Diego via Los Angeles: arrives on time 81%

  1. 16:25 BOS → 19:47 LAX
    DL 318 · Delta · 6h 22m · 74% on time, 1.7% cancelled
  2. 2h 53m layover in Los Angeles (LAX) · 45 min minimum on one ticket
  3. 22:40 LAX → 23:40 SAN
    DL 3746 · Delta, flown by SkyWest · 1h 00m · 87% on time, 0.8% cancelled

Total trip 10h 15m, 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 128 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 2h 53m layover.
Arrives on time81%First flight not cancelled (1.7% are) × connection made (95%) × second flight not cancelled (0.8% are) and within 15 minutes (87%).
Total trip10h 15mBOS 16:25 to SAN 23:40, 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.