Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Chicago → San Diego via Los Angeles: arrives on time 80%

  1. 17:10 ORD → 19:33 LAX
    AA 1437 · American · 4h 23m · 55% on time, 1.4% cancelled
  2. 3h 07m layover in Los Angeles (LAX) · 90 min minimum on separate tickets
  3. 22:40 LAX → 23:40 SAN
    DL 3746 · Delta, flown by SkyWest · 1h 00m · 87% on time, 0.8% cancelled

Total trip 8h 30m, scheduled departure to arrival (San Diego is 2 h behind Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection94%The first flight arrived more than 97 minutes late on 6% of the days it flew: too late for the 90-minute minimum connection on a 3h 07m layover.
Arrives on time80%First flight not cancelled (1.4% are) × connection made (94%) × second flight not cancelled (0.8% are) and within 15 minutes (87%).
Total trip8h 30mORD 17:10 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.