Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Atlanta → Dulles via Houston: arrives on time 73%
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11:37 ATL → 12:47 IAHUA 425 · United · 2h 10m · 89% on time, 0.0% cancelled
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1h 44m layover in Houston (IAH) · 45 min minimum on one ticket
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14:31 IAH → 18:50 IADUA 1478 · United · 3h 19m · 76% on time, 0.0% cancelled
Total trip 7h 13m, scheduled departure to arrival. Times are local. Both flew on 23 of the last 56 days.
Makes the connection96%The first flight arrived more than 59 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 1h 44m layover.
Arrives on time73%First flight not cancelled (0.0% are) × connection made (96%) × second flight not cancelled (0.0% are) and within 15 minutes (76%).
Total trip7h 13mATL 11:37 to IAD 18:50, 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.