Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Norfolk via Denver: arrives on time 70%
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12:48 IAD → 14:42 DENUA 1587 · United · 3h 54m · 92% on time, 0.3% cancelled
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3h 16m layover in Denver (DEN) · 45 min minimum on one ticket
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17:58 DEN → 23:33 ORFUA 680 · United · 3h 35m · 71% on time, 0.6% cancelled
Total trip 10h 45m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.
Makes the connection99%The first flight arrived more than 151 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 16m layover.
Arrives on time70%First flight not cancelled (0.3% are) × connection made (99%) × second flight not cancelled (0.6% are) and within 15 minutes (71%).
Total trip10h 45mIAD 12:48 to ORF 23:33, 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.