Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Denver → Portland via Dulles: arrives on time 96%
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23:59 DEN → 05:27 IADUA 1924 · United · 3h 28m · 94% on time, 0.6% cancelled
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2h 53m layover in Dulles (IAD) · 45 min minimum on one ticket
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08:20 IAD → 10:07 PWM +1 dayUA 3548 · United, flown by Republic · 1h 47m · 97% on time, 0.0% cancelled
Total trip 8h 08m, scheduled departure to arrival (Portland is 2 h ahead of Denver). Times are local. Both flew on 39 of the last 56 days.
Makes the connection100%The first flight arrived more than 128 minutes late on <1% of the days it flew: too late for the 45-minute minimum connection on a 2h 53m layover.
Arrives on time96%First flight not cancelled (0.6% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (97%).
Total trip8h 08mDEN 23:59 to PWM 10:07, 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.