Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Tucson → Houston via Dallas-Fort Worth: arrives on time 28%
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13:18 TUS → 17:50 DFWAA 2926 · American · 2h 32m · 72% on time, 3.2% cancelled
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46m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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18:36 DFW → 19:54 IAHAA 1392 · American · 1h 18m · 50% on time, 3.9% cancelled
Total trip 4h 36m, scheduled departure to arrival (Houston is 2 h ahead of Tucson). Times are local. Both flew on 56 of the last 56 days.
Makes the connection59%The first flight arrived more than 1 minutes late on 41% of the days it flew: too late for the 45-minute minimum connection on a 46m layover.
Arrives on time28%First flight not cancelled (3.2% are) × connection made (59%) × second flight not cancelled (3.9% are) and within 15 minutes (50%).
Total trip4h 36mTUS 13:18 to IAH 19:54, 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.