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

Ontario → Newark via Denver: arrives on time 53%

  1. 13:18 ONT → 16:38 DEN
    UA 1263 · United · 2h 20m · 84% on time, 0.5% cancelled
  2. 2h 32m layover in Denver (DEN) · 45 min minimum on one ticket
  3. 19:10 DEN → 01:04 EWR +1 day
    UA 2767 · United · 3h 54m · 56% on time, 0.0% cancelled

Total trip 8h 46m, scheduled departure to arrival (Newark is 3 h ahead of Ontario). Times are local. Both flew on 26 of the last 56 days.

Makes the connection97%The first flight arrived more than 107 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 32m layover.
Arrives on time53%First flight not cancelled (0.5% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (56%).
Total trip8h 46mONT 13:18 to EWR 01:04, 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.