Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Portland via Dallas-Fort Worth: arrives on time 34%
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16:51 ORD → 19:28 DFWAA 2988 · American · 2h 37m · 46% on time, 3.4% cancelled
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1h 21m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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20:49 DFW → 22:51 PDXAA 2283 · American · 4h 02m · 58% on time, 2.9% cancelled
Total trip 8h 00m, scheduled departure to arrival (Portland is 2 h behind Chicago). Times are local. Both flew on 55 of the last 56 days.
Makes the connection62%The first flight arrived more than 36 minutes late on 38% of the days it flew: too late for the 45-minute minimum connection on a 1h 21m layover.
Arrives on time34%First flight not cancelled (3.4% are) × connection made (62%) × second flight not cancelled (2.9% are) and within 15 minutes (58%).
Total trip8h 00mORD 16:51 to PDX 22:51, 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.