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

Los Angeles → St Louis via Chicago: arrives on time 90%

  1. 22:35 LAX → 04:51 ORD
    UA 353 · United · 4h 16m · 90% on time, 0.0% cancelled
  2. 2h 14m layover in Chicago (ORD) · 90 min minimum on separate tickets
  3. 07:05 ORD → 08:31 STL +1 day
    AA 4104 · American, flown by Envoy · 1h 27m · 96% on time, 0.0% cancelled

Total trip 7h 57m, scheduled departure to arrival (St Louis is 2 h ahead of Los Angeles). Times are local. Both flew on 54 of the last 56 days.

Makes the connection94%The first flight arrived more than 44 minutes late on 6% of the days it flew: too late for the 90-minute minimum connection on a 2h 14m layover.
Arrives on time90%First flight not cancelled (0.0% are) × connection made (94%) × second flight not cancelled (0.0% are) and within 15 minutes (96%).
Total trip7h 57mLAX 22:35 to STL 08:31, 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.