Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Charleston → Washington via Houston: arrives on time 85%
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06:50 CHS → 08:21 IAHUA 434 · United · 2h 31m · 88% on time, 0.0% cancelled
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1h 26m layover in Houston (IAH) · 45 min minimum on one ticket
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09:47 IAH → 13:57 DCAUA 2670 · United · 3h 10m · 88% on time, 0.0% cancelled
Total trip 7h 07m, scheduled departure to arrival. Times are local. Both flew on 26 of the last 56 days.
Makes the connection97%The first flight arrived more than 41 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 26m layover.
Arrives on time85%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (88%).
Total trip7h 07mCHS 06:50 to DCA 13:57, 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.