Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Seattle → Pittsburgh via Chicago: arrives on time 88%
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23:11 SEA → 05:18 ORDUA 747 · United · 4h 07m · 86% on time, 0.3% cancelled
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3h 07m layover in Chicago (ORD) · 90 min minimum on separate tickets
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08:25 ORD → 11:10 PIT +1 dayAA 4478 · American, flown by Republic · 1h 45m · 92% on time, 0.0% cancelled
Total trip 8h 59m, scheduled departure to arrival (Pittsburgh is 3 h ahead of Seattle). Times are local. Both flew on 47 of the last 56 days.
Makes the connection96%The first flight arrived more than 97 minutes late on 4% of the days it flew: too late for the 90-minute minimum connection on a 3h 07m layover.
Arrives on time88%First flight not cancelled (0.3% are) × connection made (96%) × second flight not cancelled (0.0% are) and within 15 minutes (92%).
Total trip8h 59mSEA 23:11 to PIT 11:10, 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.