Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Portland → Dulles via Chicago: arrives on time 69%
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07:00 PDX → 13:13 ORDUA 2306 · United · 4h 13m · 91% on time, 2.0% cancelled
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1h 19m layover in Chicago (ORD) · 45 min minimum on one ticket
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14:32 ORD → 17:30 IADUA 587 · United · 2h 00m · 73% on time, 0.4% cancelled
Total trip 7h 32m, scheduled departure to arrival (Dulles is 3 h ahead of Portland). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.
Makes the connection96%The first flight arrived more than 34 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 1h 19m layover.
Arrives on time69%First flight not cancelled (2.0% are) × connection made (96%) × second flight not cancelled (0.4% are) and within 15 minutes (73%).
Total trip7h 32mPDX 07:00 to IAD 17:30, 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.