Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Chattanooga via Dallas-Fort Worth: arrives on time 79%
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06:02 IAH → 07:28 DFWAA 700 · American · 1h 26m · 90% on time, 4.8% cancelled
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1h 12m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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08:40 DFW → 11:47 CHAAA 3451 · American, flown by Envoy · 2h 07m · 91% on time, 1.4% cancelled
Total trip 4h 45m, scheduled departure to arrival (Chattanooga is 1 h ahead of Houston). Times are local. Both flew on 54 of the last 56 days.
Makes the connection92%The first flight arrived more than 27 minutes late on 8% of the days it flew: too late for the 45-minute minimum connection on a 1h 12m layover.
Arrives on time79%First flight not cancelled (4.8% are) × connection made (92%) × second flight not cancelled (1.4% are) and within 15 minutes (91%).
Total trip4h 45mIAH 06:02 to CHA 11:47, 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.