Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Seattle via Austin: arrives on time 91%
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07:35 IAH → 08:39 AUSUA 2016 · United · 1h 04m · 92% on time, 0.0% cancelled
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2h 40m layover in Austin (AUS) · 90 min minimum on separate tickets
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11:19 AUS → 13:54 SEADL 1684 · Delta · 4h 35m · 94% on time, 0.0% cancelled
Total trip 8h 19m, scheduled departure to arrival (Seattle is 2 h behind Houston). Times are local. Both flew on 37 of the last 56 days.
Makes the connection97%The first flight arrived more than 70 minutes late on 3% of the days it flew: too late for the 90-minute minimum connection on a 2h 40m layover.
Arrives on time91%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (94%).
Total trip8h 19mIAH 07:35 to SEA 13:54, 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.