Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Philadelphia → Seattle via Dulles: arrives on time 89%
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06:10 PHL → 07:19 IADUA 3693 · United, flown by Republic · 1h 09m · 97% on time, 1.4% cancelled
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1h 41m layover in Dulles (IAD) · 45 min minimum on one ticket
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09:00 IAD → 11:51 SEAUA 2101 · United · 5h 51m · 91% on time, 0.0% cancelled
Total trip 8h 41m, scheduled departure to arrival (Seattle is 3 h behind Philadelphia). Times are local. Both flew on 49 of the last 56 days.
Makes the connection99%The first flight arrived more than 56 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 1h 41m layover.
Arrives on time89%First flight not cancelled (1.4% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (91%).
Total trip8h 41mPHL 06:10 to SEA 11:51, 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.