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

Los Angeles → Buffalo via New York: arrives on time 52%

  1. 13:15 LAX → 21:50 JFK
    DL 991 · Delta · 5h 35m · 78% on time, 1.9% cancelled
  2. 50m layover in New York (JFK) · 45 min minimum on one ticket
  3. 22:40 JFK → 00:38 BUF +1 day
    DL 5264 · Delta, flown by Endeavor · 1h 58m · 83% on time, 8.4% cancelled

Total trip 8h 23m, scheduled departure to arrival (Buffalo is 3 h ahead of Los Angeles). Times are local. Both flew on 32 of the last 56 days.

Makes the connection69%The first flight arrived more than 5 minutes late on 31% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time52%First flight not cancelled (1.9% are) × connection made (69%) × second flight not cancelled (8.4% are) and within 15 minutes (83%).
Total trip8h 23mLAX 13:15 to BUF 00:38, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.