Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Austin → Dulles via Houston: arrives on time 54%
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16:10 AUS → 17:25 IAHUA 4004 · United, flown by Mesa · 1h 15m · 73% on time, 0.0% cancelled
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1h 07m layover in Houston (IAH) · 45 min minimum on one ticket
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18:32 IAH → 22:43 IADUA 1373 · United · 3h 11m · 73% on time, 1.2% cancelled
Total trip 5h 33m, scheduled departure to arrival (Dulles is 1 h ahead of Austin). Times are local. Both flew on 55 of the last 56 days.
Makes the connection75%The first flight arrived more than 22 minutes late on 25% of the days it flew: too late for the 45-minute minimum connection on a 1h 07m layover.
Arrives on time54%First flight not cancelled (0.0% are) × connection made (75%) × second flight not cancelled (1.2% are) and within 15 minutes (73%).
Total trip5h 33mAUS 16:10 to IAD 22:43, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.