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

West Palm Beach → Ontario via Atlanta: arrives on time 58%

  1. 16:55 PBI → 18:55 ATL
    DL 838 · Delta · 2h 00m · 72% on time, 1.9% cancelled
  2. 1h 30m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 20:25 ATL → 21:50 ONT
    DL 779 · Delta · 4h 25m · 71% on time, 1.6% cancelled

Total trip 7h 55m, scheduled departure to arrival (Ontario is 3 h behind West Palm Beach). Times are local. Both flew on 42 of the last 56 days.

Makes the connection85%The first flight arrived more than 45 minutes late on 15% of the days it flew: too late for the 45-minute minimum connection on a 1h 30m layover.
Arrives on time58%First flight not cancelled (1.9% are) × connection made (85%) × second flight not cancelled (1.6% are) and within 15 minutes (71%).
Total trip7h 55mPBI 16:55 to ONT 21:50, 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.