Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Portland → Houston via San Francisco: arrives on time 83%
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13:14 PDX → 15:05 SFOUA 2279 · United · 1h 51m · 40% on time, 0.0% cancelled
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3h 49m layover in San Francisco (SFO) · 45 min minimum on one ticket
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18:54 SFO → 00:59 IAH +1 dayUA 1702 · United · 4h 05m · 83% on time, 0.0% cancelled
Total trip 9h 45m, scheduled departure to arrival (Houston is 2 h ahead of Portland). Times are local. Both flew on 22 of the last 56 days.
Makes the connection100%The first flight arrived more than 184 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 49m layover.
Arrives on time83%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (83%).
Total trip9h 45mPDX 13:14 to IAH 00:59, 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.