Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Chattanooga via Dallas-Fort Worth: arrives on time 27%
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16:18 IAH → 17:48 DFWAA 3583 · American, flown by Envoy · 1h 30m · 70% on time, 1.5% cancelled
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2h 13m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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20:01 DFW → 22:59 CHAAA 425 · American · 1h 58m · 33% on time, 0.0% cancelled
Total trip 5h 41m, scheduled departure to arrival (Chattanooga is 1 h ahead of Houston). Times are local. Both flew on 30 of the last 56 days.
Makes the connection83%The first flight arrived more than 88 minutes late on 17% of the days it flew: too late for the 45-minute minimum connection on a 2h 13m layover.
Arrives on time27%First flight not cancelled (1.5% are) × connection made (83%) × second flight not cancelled (0.0% are) and within 15 minutes (33%).
Total trip5h 41mIAH 16:18 to CHA 22:59, 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.