Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Portland via Dulles: arrives on time 89%
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06:30 ORD → 09:24 IADUA 1689 · United · 1h 54m · 100% on time, 1.4% cancelled
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3h 21m layover in Dulles (IAD) · 45 min minimum on one ticket
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12:45 IAD → 14:34 PWMUA 3535 · United, flown by Republic · 1h 49m · 97% on time, 6.5% cancelled
Total trip 7h 04m, scheduled departure to arrival (Portland is 1 h ahead of Chicago). Times are local. Both flew on 48 of the last 56 days.
Makes the connection100%The first flight arrived more than 156 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 21m layover.
Arrives on time89%First flight not cancelled (1.4% are) × connection made (100%) × second flight not cancelled (6.5% are) and within 15 minutes (97%).
Total trip7h 04mORD 06:30 to PWM 14:34, 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.