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

Denver → Portland via Houston: arrives on time 83%

  1. 05:00 DEN → 08:32 IAH
    UA 320 · United · 2h 32m · 97% on time, 0.5% cancelled
  2. 58m layover in Houston (IAH) · 45 min minimum on one ticket
  3. 09:30 IAH → 11:56 PDX
    UA 740 · United · 4h 26m · 86% on time, 0.0% cancelled

Total trip 7h 56m, scheduled departure to arrival (Portland is 1 h behind Denver). Times are local. Both flew on 56 of the last 56 days.

Makes the connection96%The first flight arrived more than 13 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 58m layover.
Arrives on time83%First flight not cancelled (0.5% are) × connection made (96%) × second flight not cancelled (0.0% are) and within 15 minutes (86%).
Total trip7h 56mDEN 05:00 to PDX 11:56, 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.