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

Ontario → Denver via Portland: arrives on time 89%

  1. 07:00 ONT → 09:15 PDX
    AS 345 · Alaska · 2h 15m · 100% on time, 0.0% cancelled
  2. 1h 50m layover in Portland (PDX) · 90 min minimum on separate tickets
  3. 11:05 PDX → 14:43 DEN
    UA 2793 · United · 2h 38m · 89% on time, 0.0% cancelled

Total trip 6h 43m, scheduled departure to arrival (Denver is 1 h ahead of Ontario). Times are local. Both flew on 30 of the last 56 days.

Makes the connection100%The first flight arrived more than 20 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 1h 50m layover.
Arrives on time89%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (89%).
Total trip6h 43mONT 07:00 to DEN 14:43, 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.