Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Portland via Dallas-Fort Worth: arrives on time 27%
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14:04 IAH → 15:30 DFWAA 2512 · American · 1h 26m · 49% on time, 3.2% cancelled
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1h 07m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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16:37 DFW → 18:41 PDXAA 685 · American · 4h 04m · 53% on time, 3.4% cancelled
Total trip 6h 37m, scheduled departure to arrival (Portland is 2 h behind Houston). Times are local. Both flew on 32 of the last 56 days.
Makes the connection54%The first flight arrived more than 22 minutes late on 46% of the days it flew: too late for the 45-minute minimum connection on a 1h 07m layover.
Arrives on time27%First flight not cancelled (3.2% are) × connection made (54%) × second flight not cancelled (3.4% are) and within 15 minutes (53%).
Total trip6h 37mIAH 14:04 to PDX 18:41, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.