Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Portland → Detroit via Houston: arrives on time 89%
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23:59 PDX → 06:05 IAHUA 780 · United · 4h 06m · 76% on time, 0.0% cancelled
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3h 40m layover in Houston (IAH) · 45 min minimum on one ticket
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09:45 IAH → 13:42 DTW +1 dayUA 4064 · United, flown by Mesa · 2h 57m · 90% on time, 0.0% cancelled
Total trip 10h 43m, scheduled departure to arrival (Detroit is 3 h ahead of Portland). Times are local. Both flew on 46 of the last 56 days.
Makes the connection99%The first flight arrived more than 175 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 40m layover.
Arrives on time89%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (90%).
Total trip10h 43mPDX 23:59 to DTW 13:42, 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.