Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Portland → Dulles via Chicago: arrives on time 81%
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06:09 PWM → 08:20 ORDAA 4391 · American, flown by Republic · 3h 11m · 84% on time, 2.9% cancelled
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2h 47m layover in Chicago (ORD) · 90 min minimum on separate tickets
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11:07 ORD → 14:12 IADUA 1869 · United · 2h 05m · 89% on time, 0.0% cancelled
Total trip 8h 03m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.
Makes the connection94%The first flight arrived more than 77 minutes late on 6% of the days it flew: too late for the 90-minute minimum connection on a 2h 47m layover.
Arrives on time81%First flight not cancelled (2.9% are) × connection made (94%) × second flight not cancelled (0.0% are) and within 15 minutes (89%).
Total trip8h 03mPWM 06:09 to IAD 14:12, 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.