Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Atlanta → Portland via Chicago: arrives on time 55%
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13:18 ATL → 14:41 ORDUA 745 · United · 2h 23m · 81% on time, 2.4% cancelled
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3h 27m layover in Chicago (ORD) · 45 min minimum on one ticket
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18:08 ORD → 21:41 PWMUA 1401 · United · 2h 33m · 59% on time, 1.4% cancelled
Total trip 8h 23m, scheduled departure to arrival. Times are local. Both flew on 48 of the last 56 days.
Makes the connection97%The first flight arrived more than 162 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 27m layover.
Arrives on time55%First flight not cancelled (2.4% are) × connection made (97%) × second flight not cancelled (1.4% are) and within 15 minutes (59%).
Total trip8h 23mATL 13:18 to PWM 21:41, 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.