Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Seattle → Dulles via Los Angeles: arrives on time 88%
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17:04 SEA → 19:53 LAXUA 1730 · United · 2h 49m · 89% on time, 0.0% cancelled
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1h 37m layover in Los Angeles (LAX) · 45 min minimum on one ticket
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21:30 LAX → 05:36 IAD +1 dayUA 2632 · United · 5h 06m · 94% on time, 1.1% cancelled
Total trip 9h 32m, scheduled departure to arrival (Dulles is 3 h ahead of Seattle). Times are local. Both flew on 38 of the last 56 days.
Makes the connection94%The first flight arrived more than 52 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 1h 37m layover.
Arrives on time88%First flight not cancelled (0.0% are) × connection made (94%) × second flight not cancelled (1.1% are) and within 15 minutes (94%).
Total trip9h 32mSEA 17:04 to IAD 05:36, 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.