Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Houston via Raleigh/Durham: arrives on time 86%
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08:21 IAD → 09:34 RDUUA 529 · United · 1h 13m · 69% on time, 2.7% cancelled
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3h 11m layover in Raleigh/Durham (RDU) · 45 min minimum on one ticket
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12:45 RDU → 14:44 IAHUA 6296 · United, flown by Mesa · 2h 59m · 89% on time, 1.0% cancelled
Total trip 7h 23m, scheduled departure to arrival (Houston is 1 h behind Dulles). Times are local. Both flew on 32 of the last 56 days.
Makes the connection100%The first flight arrived more than 146 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 11m layover.
Arrives on time86%First flight not cancelled (2.7% are) × connection made (100%) × second flight not cancelled (1.0% are) and within 15 minutes (89%).
Total trip7h 23mIAD 08:21 to IAH 14:44, 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.