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

Los Angeles → Buffalo via Chicago: arrives on time 63%

  1. 08:15 LAX → 14:35 ORD
    UA 1946 · United · 4h 20m · 85% on time, 1.4% cancelled
  2. 3h 42m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 18:17 ORD → 21:03 BUF
    UA 1335 · United · 1h 46m · 66% on time, 1.6% cancelled

Total trip 9h 48m, scheduled departure to arrival (Buffalo is 3 h ahead of Los Angeles). Times are local. Both flew on 25 of the last 56 days.

Makes the connection99%The first flight arrived more than 177 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 42m layover.
Arrives on time63%First flight not cancelled (1.4% are) × connection made (99%) × second flight not cancelled (1.6% are) and within 15 minutes (66%).
Total trip9h 48mLAX 08:15 to BUF 21:03, 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.