Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Houston via Huntsville: arrives on time 80%
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09:00 IAD → 10:13 HSVUA 4262 · United, flown by CommuteAir · 2h 13m · 91% on time, 0.6% cancelled
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1h 02m layover in Huntsville (HSV) · 45 min minimum on one ticket
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11:15 HSV → 13:21 IAHUA 4909 · United, flown by CommuteAir · 2h 06m · 87% on time, 0.0% cancelled
Total trip 5h 21m, scheduled departure to arrival (Houston is 1 h behind Dulles). Times are local. Both flew on 56 of the last 56 days.
Makes the connection92%The first flight arrived more than 17 minutes late on 8% of the days it flew: too late for the 45-minute minimum connection on a 1h 02m layover.
Arrives on time80%First flight not cancelled (0.6% are) × connection made (92%) × second flight not cancelled (0.0% are) and within 15 minutes (87%).
Total trip5h 21mIAD 09:00 to IAH 13:21, 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.