Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Seattle → Newark via Chicago: arrives on time 84%
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23:11 SEA → 05:18 ORDUA 747 · United · 4h 07m · 86% on time, 0.3% cancelled
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1h 52m layover in Chicago (ORD) · 45 min minimum on one ticket
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07:10 ORD → 10:30 EWR +1 dayUA 563 · United · 2h 20m · 91% on time, 1.1% cancelled
Total trip 8h 19m, scheduled departure to arrival (Newark is 3 h ahead of Seattle). Times are local. Both flew on 55 of the last 56 days.
Makes the connection94%The first flight arrived more than 67 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 1h 52m layover.
Arrives on time84%First flight not cancelled (0.3% are) × connection made (94%) × second flight not cancelled (1.1% are) and within 15 minutes (91%).
Total trip8h 19mSEA 23:11 to EWR 10:30, 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.