Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Ontario → Portland via Denver: arrives on time 77%
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13:18 ONT → 16:38 DENUA 1263 · United · 2h 20m · 84% on time, 0.5% cancelled
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2h 52m layover in Denver (DEN) · 45 min minimum on one ticket
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19:30 DEN → 21:15 PDXUA 498 · United · 2h 45m · 80% on time, 0.0% cancelled
Total trip 7h 57m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.
Makes the connection97%The first flight arrived more than 127 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 52m layover.
Arrives on time77%First flight not cancelled (0.5% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip7h 57mONT 13:18 to PDX 21:15, 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.