Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Portland via Houston: arrives on time 74%
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06:00 STL → 08:26 IAHUA 1371 · United · 2h 19m · 83% on time, 0.8% cancelled
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1h 04m layover in Houston (IAH) · 45 min minimum on one ticket
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09:30 IAH → 11:56 PDXUA 740 · United · 4h 26m · 86% on time, 0.0% cancelled
Total trip 7h 56m, scheduled departure to arrival (Portland is 2 h behind St Louis). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.
Makes the connection87%The first flight arrived more than 19 minutes late on 13% of the days it flew: too late for the 45-minute minimum connection on a 1h 04m layover.
Arrives on time74%First flight not cancelled (0.8% are) × connection made (87%) × second flight not cancelled (0.0% are) and within 15 minutes (86%).
Total trip7h 56mSTL 06:00 to PDX 11:56, 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.